summaryrefslogtreecommitdiff
path: root/indra/llcommon
diff options
context:
space:
mode:
Diffstat (limited to 'indra/llcommon')
-rw-r--r--indra/llcommon/CMakeLists.txt3
-rw-r--r--indra/llcommon/llfasttimer.cpp (renamed from indra/llcommon/llfasttimer_class.cpp)340
-rw-r--r--indra/llcommon/llfasttimer.h362
-rw-r--r--indra/llcommon/llfasttimer_class.h276
-rw-r--r--indra/llcommon/llstat.cpp1028
-rw-r--r--indra/llcommon/llstat.h282
6 files changed, 482 insertions, 1809 deletions
diff --git a/indra/llcommon/CMakeLists.txt b/indra/llcommon/CMakeLists.txt
index 346ea360f1..87fffec0c3 100644
--- a/indra/llcommon/CMakeLists.txt
+++ b/indra/llcommon/CMakeLists.txt
@@ -53,7 +53,7 @@ set(llcommon_SOURCE_FILES
lleventfilter.cpp
llevents.cpp
lleventtimer.cpp
- llfasttimer_class.cpp
+ llfasttimer.cpp
llfile.cpp
llfindlocale.cpp
llfixedbuffer.cpp
@@ -166,7 +166,6 @@ set(llcommon_HEADER_FILES
lleventemitter.h
llextendedstatus.h
llfasttimer.h
- llfasttimer_class.h
llfile.h
llfindlocale.h
llfixedbuffer.h
diff --git a/indra/llcommon/llfasttimer_class.cpp b/indra/llcommon/llfasttimer.cpp
index 463f558c2c..ff6806082c 100644
--- a/indra/llcommon/llfasttimer_class.cpp
+++ b/indra/llcommon/llfasttimer.cpp
@@ -1,5 +1,5 @@
/**
- * @file llfasttimer_class.cpp
+ * @file llfasttimer.cpp
* @brief Implementation of the fast timer.
*
* $LicenseInfo:firstyear=2004&license=viewerlgpl$
@@ -64,19 +64,12 @@ BOOL LLFastTimer::sMetricLog = FALSE;
LLMutex* LLFastTimer::sLogLock = NULL;
std::queue<LLSD> LLFastTimer::sLogQueue;
-#define USE_RDTSC 0
-
#if LL_LINUX || LL_SOLARIS
U64 LLFastTimer::sClockResolution = 1000000000; // Nanosecond resolution
#else
U64 LLFastTimer::sClockResolution = 1000000; // Microsecond resolution
#endif
-std::vector<LLFastTimer::FrameState>* LLFastTimer::sTimerInfos = NULL;
-U64 LLFastTimer::sTimerCycles = 0;
-U32 LLFastTimer::sTimerCalls = 0;
-
-
// FIXME: move these declarations to the relevant modules
// helper functions
@@ -109,52 +102,41 @@ static timer_tree_dfs_iterator_t end_timer_tree()
return timer_tree_dfs_iterator_t();
}
-
-
// factory class that creates NamedTimers via static DeclareTimer objects
class NamedTimerFactory : public LLSingleton<NamedTimerFactory>
{
public:
NamedTimerFactory()
- : mActiveTimerRoot(NULL),
- mTimerRoot(NULL),
- mAppTimer(NULL),
- mRootFrameState(NULL)
+ : mTimerRoot(NULL)
{}
/*virtual */ void initSingleton()
{
mTimerRoot = new LLFastTimer::NamedTimer("root");
-
- mActiveTimerRoot = new LLFastTimer::NamedTimer("Frame");
- mActiveTimerRoot->setCollapsed(false);
-
- mRootFrameState = new LLFastTimer::FrameState(mActiveTimerRoot);
- mRootFrameState->mParent = &mTimerRoot->getFrameState();
- mActiveTimerRoot->setParent(mTimerRoot);
-
- mAppTimer = new LLFastTimer(mRootFrameState);
+ mRootFrameState.setNamedTimer(mTimerRoot);
+ mTimerRoot->setFrameState(&mRootFrameState);
+ mTimerRoot->mParent = mTimerRoot;
+ mRootFrameState.mParent = &mRootFrameState;
}
~NamedTimerFactory()
{
std::for_each(mTimers.begin(), mTimers.end(), DeletePairedPointer());
- delete mAppTimer;
- delete mActiveTimerRoot;
delete mTimerRoot;
- delete mRootFrameState;
}
- LLFastTimer::NamedTimer& createNamedTimer(const std::string& name)
+ LLFastTimer::NamedTimer& createNamedTimer(const std::string& name, LLFastTimer::FrameState* state)
{
timer_map_t::iterator found_it = mTimers.find(name);
if (found_it != mTimers.end())
{
+ llerrs << "Duplicate timer declaration for: " << name << llendl;
return *found_it->second;
}
LLFastTimer::NamedTimer* timer = new LLFastTimer::NamedTimer(name);
+ timer->setFrameState(state);
timer->setParent(mTimerRoot);
mTimers.insert(std::make_pair(name, timer));
@@ -171,10 +153,7 @@ public:
return NULL;
}
- LLFastTimer::NamedTimer* getActiveRootTimer() { return mActiveTimerRoot; }
LLFastTimer::NamedTimer* getRootTimer() { return mTimerRoot; }
- const LLFastTimer* getAppTimer() { return mAppTimer; }
- LLFastTimer::FrameState& getRootFrameState() { return *mRootFrameState; }
typedef std::map<std::string, LLFastTimer::NamedTimer*> timer_map_t;
timer_map_t::iterator beginTimers() { return mTimers.begin(); }
@@ -184,55 +163,19 @@ public:
private:
timer_map_t mTimers;
- LLFastTimer::NamedTimer* mActiveTimerRoot;
LLFastTimer::NamedTimer* mTimerRoot;
- LLFastTimer* mAppTimer;
- LLFastTimer::FrameState* mRootFrameState;
+ LLFastTimer::FrameState mRootFrameState;
};
-void update_cached_pointers_if_changed()
-{
- // detect when elements have moved and update cached pointers
- static LLFastTimer::FrameState* sFirstTimerAddress = NULL;
- if (&*(LLFastTimer::getFrameStateList().begin()) != sFirstTimerAddress)
- {
- LLFastTimer::DeclareTimer::updateCachedPointers();
- }
- sFirstTimerAddress = &*(LLFastTimer::getFrameStateList().begin());
-}
-
LLFastTimer::DeclareTimer::DeclareTimer(const std::string& name, bool open )
-: mTimer(NamedTimerFactory::instance().createNamedTimer(name))
+: mTimer(NamedTimerFactory::instance().createNamedTimer(name, &mFrameState))
{
mTimer.setCollapsed(!open);
- mFrameState = &mTimer.getFrameState();
- update_cached_pointers_if_changed();
}
LLFastTimer::DeclareTimer::DeclareTimer(const std::string& name)
-: mTimer(NamedTimerFactory::instance().createNamedTimer(name))
+: mTimer(NamedTimerFactory::instance().createNamedTimer(name, &mFrameState))
{
- mFrameState = &mTimer.getFrameState();
- update_cached_pointers_if_changed();
-}
-
-// static
-void LLFastTimer::DeclareTimer::updateCachedPointers()
-{
- // propagate frame state pointers to timer declarations
- for (instance_iter it = beginInstances(); it != endInstances(); ++it)
- {
- // update cached pointer
- it->mFrameState = &it->mTimer.getFrameState();
- }
-
- // also update frame states of timers on stack
- LLFastTimer* cur_timerp = LLFastTimer::sCurTimerData.mCurTimer;
- while(cur_timerp->mLastTimerData.mCurTimer != cur_timerp)
- {
- cur_timerp->mFrameState = &cur_timerp->mFrameState->mTimer->getFrameState();
- cur_timerp = cur_timerp->mLastTimerData.mCurTimer;
- }
}
//static
@@ -244,7 +187,7 @@ U64 LLFastTimer::countsPerSecond() // counts per second for the *32-bit* timer
#else // windows or x86-mac or x86-linux or x86-solaris
U64 LLFastTimer::countsPerSecond() // counts per second for the *32-bit* timer
{
-#if USE_RDTSC || !LL_WINDOWS
+#if LL_FASTTIMER_USE_RDTSC || !LL_WINDOWS
//getCPUFrequency returns MHz and sCPUClockFrequency wants to be in Hz
static U64 sCPUClockFrequency = U64(LLProcessorInfo().getCPUFrequency()*1000000.0);
@@ -265,14 +208,13 @@ U64 LLFastTimer::countsPerSecond() // counts per second for the *32-bit* timer
}
#endif
-LLFastTimer::FrameState::FrameState(LLFastTimer::NamedTimer* timerp)
+LLFastTimer::FrameState::FrameState()
: mActiveCount(0),
mCalls(0),
mSelfTimeCounter(0),
mParent(NULL),
mLastCaller(NULL),
- mMoveUpTree(false),
- mTimer(timerp)
+ mMoveUpTree(false)
{}
@@ -283,12 +225,9 @@ LLFastTimer::NamedTimer::NamedTimer(const std::string& name)
mTotalTimeCounter(0),
mCountAverage(0),
mCallAverage(0),
- mNeedsSorting(false)
+ mNeedsSorting(false),
+ mFrameState(NULL)
{
- info_list_t& frame_state_list = getFrameStateList();
- mFrameStateIndex = frame_state_list.size();
- getFrameStateList().push_back(FrameState(this));
-
mCountHistory = new U32[HISTORY_NUM];
memset(mCountHistory, 0, sizeof(U32) * HISTORY_NUM);
mCallHistory = new U32[HISTORY_NUM];
@@ -369,15 +308,6 @@ void LLFastTimer::NamedTimer::processTimes()
accumulateTimings();
}
-// sort timer info structs by depth first traversal order
-struct SortTimersDFS
-{
- bool operator()(const LLFastTimer::FrameState& i1, const LLFastTimer::FrameState& i2)
- {
- return i1.mTimer->getFrameStateIndex() < i2.mTimer->getFrameStateIndex();
- }
-};
-
// sort child timers by name
struct SortTimerByName
{
@@ -425,8 +355,8 @@ void LLFastTimer::NamedTimer::buildHierarchy()
{
// since ancestors have already been visited, reparenting won't affect tree traversal
//step up tree, bringing our descendants with us
- //llinfos << "Moving " << timerp->getName() << " from child of " << timerp->getParent()->getName() <<
- // " to child of " << timerp->getParent()->getParent()->getName() << llendl;
+ LL_DEBUGS("FastTimers") << "Moving " << timerp->getName() << " from child of " << timerp->getParent()->getName() <<
+ " to child of " << timerp->getParent()->getParent()->getName() << LL_ENDL;
timerp->setParent(timerp->getParent()->getParent());
timerp->getFrameState().mMoveUpTree = false;
@@ -458,7 +388,7 @@ void LLFastTimer::NamedTimer::accumulateTimings()
LLFastTimer* cur_timer = sCurTimerData.mCurTimer;
// root defined by parent pointing to self
CurTimerData* cur_data = &sCurTimerData;
- while(cur_timer->mLastTimerData.mCurTimer != cur_timer)
+ while(cur_timer && cur_timer->mLastTimerData.mCurTimer != cur_timer)
{
U32 cumulative_time_delta = cur_time - cur_timer->mStartTime;
U32 self_time_delta = cumulative_time_delta - cur_data->mChildTime;
@@ -473,7 +403,7 @@ void LLFastTimer::NamedTimer::accumulateTimings()
}
// traverse tree in DFS post order, or bottom up
- for(timer_tree_bottom_up_iterator_t it = begin_timer_tree_bottom_up(*NamedTimerFactory::instance().getActiveRootTimer());
+ for(timer_tree_bottom_up_iterator_t it = begin_timer_tree_bottom_up(*NamedTimerFactory::instance().getRootTimer());
it != end_timer_tree_bottom_up();
++it)
{
@@ -507,12 +437,12 @@ void LLFastTimer::NamedTimer::resetFrame()
static S32 call_count = 0;
if (call_count % 100 == 0)
{
- llinfos << "countsPerSecond (32 bit): " << countsPerSecond() << llendl;
- llinfos << "get_clock_count (64 bit): " << get_clock_count() << llendl;
- llinfos << "LLProcessorInfo().getCPUFrequency() " << LLProcessorInfo().getCPUFrequency() << llendl;
- llinfos << "getCPUClockCount32() " << getCPUClockCount32() << llendl;
- llinfos << "getCPUClockCount64() " << getCPUClockCount64() << llendl;
- llinfos << "elapsed sec " << ((F64)getCPUClockCount64())/((F64)LLProcessorInfo().getCPUFrequency()*1000000.0) << llendl;
+ LL_DEBUGS("FastTimers") << "countsPerSecond (32 bit): " << countsPerSecond() << LL_ENDL;
+ LL_DEBUGS("FastTimers") << "get_clock_count (64 bit): " << get_clock_count() << llendl;
+ LL_DEBUGS("FastTimers") << "LLProcessorInfo().getCPUFrequency() " << LLProcessorInfo().getCPUFrequency() << LL_ENDL;
+ LL_DEBUGS("FastTimers") << "getCPUClockCount32() " << getCPUClockCount32() << LL_ENDL;
+ LL_DEBUGS("FastTimers") << "getCPUClockCount64() " << getCPUClockCount64() << LL_ENDL;
+ LL_DEBUGS("FastTimers") << "elapsed sec " << ((F64)getCPUClockCount64())/((F64)LLProcessorInfo().getCPUFrequency()*1000000.0) << LL_ENDL;
}
call_count++;
@@ -544,48 +474,22 @@ void LLFastTimer::NamedTimer::resetFrame()
}
}
-
- // tag timers by position in depth first traversal of tree
- S32 index = 0;
- for(timer_tree_dfs_iterator_t it = begin_timer_tree(*NamedTimerFactory::instance().getRootTimer());
- it != end_timer_tree();
- ++it)
- {
- NamedTimer* timerp = (*it);
-
- timerp->mFrameStateIndex = index;
- index++;
-
- llassert_always(timerp->mFrameStateIndex < (S32)getFrameStateList().size());
- }
-
- // sort timers by DFS traversal order to improve cache coherency
- std::sort(getFrameStateList().begin(), getFrameStateList().end(), SortTimersDFS());
-
- // update pointers into framestatelist now that we've sorted it
- DeclareTimer::updateCachedPointers();
-
// reset for next frame
+ for (instance_iter it = beginInstances(); it != endInstances(); ++it)
{
- for (instance_iter it = beginInstances(); it != endInstances(); ++it)
- {
- NamedTimer& timer = *it;
+ NamedTimer& timer = *it;
- FrameState& info = timer.getFrameState();
- info.mSelfTimeCounter = 0;
- info.mCalls = 0;
- info.mLastCaller = NULL;
- info.mMoveUpTree = false;
- // update parent pointer in timer state struct
- if (timer.mParent)
- {
- info.mParent = &timer.mParent->getFrameState();
- }
+ FrameState& info = timer.getFrameState();
+ info.mSelfTimeCounter = 0;
+ info.mCalls = 0;
+ info.mLastCaller = NULL;
+ info.mMoveUpTree = false;
+ // update parent pointer in timer state struct
+ if (timer.mParent)
+ {
+ info.mParent = &timer.mParent->getFrameState();
}
}
-
- //sTimerCycles = 0;
- //sTimerCalls = 0;
}
//static
@@ -600,7 +504,7 @@ void LLFastTimer::NamedTimer::reset()
// root defined by parent pointing to self
CurTimerData* cur_data = &sCurTimerData;
LLFastTimer* cur_timer = cur_data->mCurTimer;
- while(cur_timer->mLastTimerData.mCurTimer != cur_timer)
+ while(cur_timer && cur_timer->mLastTimerData.mCurTimer != cur_timer)
{
cur_timer->mStartTime = cur_time;
cur_data->mChildTime = 0;
@@ -630,17 +534,6 @@ void LLFastTimer::NamedTimer::reset()
sCurFrameIndex = 0;
}
-//static
-LLFastTimer::info_list_t& LLFastTimer::getFrameStateList()
-{
- if (!sTimerInfos)
- {
- sTimerInfos = new info_list_t();
- }
- return *sTimerInfos;
-}
-
-
U32 LLFastTimer::NamedTimer::getHistoricalCount(S32 history_index) const
{
S32 history_idx = (getLastFrameIndex() + history_index) % LLFastTimer::NamedTimer::HISTORY_NUM;
@@ -655,18 +548,7 @@ U32 LLFastTimer::NamedTimer::getHistoricalCalls(S32 history_index ) const
LLFastTimer::FrameState& LLFastTimer::NamedTimer::getFrameState() const
{
- llassert_always(mFrameStateIndex >= 0);
- if (this == NamedTimerFactory::instance().getActiveRootTimer())
- {
- return NamedTimerFactory::instance().getRootFrameState();
- }
- return getFrameStateList()[mFrameStateIndex];
-}
-
-// static
-LLFastTimer::NamedTimer& LLFastTimer::NamedTimer::getRootNamedTimer()
-{
- return *NamedTimerFactory::instance().getActiveRootTimer();
+ return *mFrameState;
}
std::vector<LLFastTimer::NamedTimer*>::const_iterator LLFastTimer::NamedTimer::beginChildren()
@@ -777,145 +659,3 @@ LLFastTimer::LLFastTimer(LLFastTimer::FrameState* state)
}
-//////////////////////////////////////////////////////////////////////////////
-//
-// Important note: These implementations must be FAST!
-//
-
-
-#if LL_WINDOWS
-//
-// Windows implementation of CPU clock
-//
-
-//
-// NOTE: put back in when we aren't using platform sdk anymore
-//
-// because MS has different signatures for these functions in winnt.h
-// need to rename them to avoid conflicts
-//#define _interlockedbittestandset _renamed_interlockedbittestandset
-//#define _interlockedbittestandreset _renamed_interlockedbittestandreset
-//#include <intrin.h>
-//#undef _interlockedbittestandset
-//#undef _interlockedbittestandreset
-
-//inline U32 LLFastTimer::getCPUClockCount32()
-//{
-// U64 time_stamp = __rdtsc();
-// return (U32)(time_stamp >> 8);
-//}
-//
-//// return full timer value, *not* shifted by 8 bits
-//inline U64 LLFastTimer::getCPUClockCount64()
-//{
-// return __rdtsc();
-//}
-
-// shift off lower 8 bits for lower resolution but longer term timing
-// on 1Ghz machine, a 32-bit word will hold ~1000 seconds of timing
-#if USE_RDTSC
-U32 LLFastTimer::getCPUClockCount32()
-{
- U32 ret_val;
- __asm
- {
- _emit 0x0f
- _emit 0x31
- shr eax,8
- shl edx,24
- or eax, edx
- mov dword ptr [ret_val], eax
- }
- return ret_val;
-}
-
-// return full timer value, *not* shifted by 8 bits
-U64 LLFastTimer::getCPUClockCount64()
-{
- U64 ret_val;
- __asm
- {
- _emit 0x0f
- _emit 0x31
- mov eax,eax
- mov edx,edx
- mov dword ptr [ret_val+4], edx
- mov dword ptr [ret_val], eax
- }
- return ret_val;
-}
-
-std::string LLFastTimer::sClockType = "rdtsc";
-
-#else
-//LL_COMMON_API U64 get_clock_count(); // in lltimer.cpp
-// These use QueryPerformanceCounter, which is arguably fine and also works on AMD architectures.
-U32 LLFastTimer::getCPUClockCount32()
-{
- return (U32)(get_clock_count()>>8);
-}
-
-U64 LLFastTimer::getCPUClockCount64()
-{
- return get_clock_count();
-}
-
-std::string LLFastTimer::sClockType = "QueryPerformanceCounter";
-#endif
-
-#endif
-
-
-#if (LL_LINUX || LL_SOLARIS) && !(defined(__i386__) || defined(__amd64__))
-//
-// Linux and Solaris implementation of CPU clock - non-x86.
-// This is accurate but SLOW! Only use out of desperation.
-//
-// Try to use the MONOTONIC clock if available, this is a constant time counter
-// with nanosecond resolution (but not necessarily accuracy) and attempts are
-// made to synchronize this value between cores at kernel start. It should not
-// be affected by CPU frequency. If not available use the REALTIME clock, but
-// this may be affected by NTP adjustments or other user activity affecting
-// the system time.
-U64 LLFastTimer::getCPUClockCount64()
-{
- struct timespec tp;
-
-#ifdef CLOCK_MONOTONIC // MONOTONIC supported at build-time?
- if (-1 == clock_gettime(CLOCK_MONOTONIC,&tp)) // if MONOTONIC isn't supported at runtime then ouch, try REALTIME
-#endif
- clock_gettime(CLOCK_REALTIME,&tp);
-
- return (tp.tv_sec*LLFastTimer::sClockResolution)+tp.tv_nsec;
-}
-
-U32 LLFastTimer::getCPUClockCount32()
-{
- return (U32)(LLFastTimer::getCPUClockCount64() >> 8);
-}
-
-std::string LLFastTimer::sClockType = "clock_gettime";
-
-#endif // (LL_LINUX || LL_SOLARIS) && !(defined(__i386__) || defined(__amd64__))
-
-
-#if (LL_LINUX || LL_SOLARIS || LL_DARWIN) && (defined(__i386__) || defined(__amd64__))
-//
-// Mac+Linux+Solaris FAST x86 implementation of CPU clock
-U32 LLFastTimer::getCPUClockCount32()
-{
- U64 x;
- __asm__ volatile (".byte 0x0f, 0x31": "=A"(x));
- return (U32)(x >> 8);
-}
-
-U64 LLFastTimer::getCPUClockCount64()
-{
- U64 x;
- __asm__ volatile (".byte 0x0f, 0x31": "=A"(x));
- return x;
-}
-
-std::string LLFastTimer::sClockType = "rdtsc";
-#endif
-
diff --git a/indra/llcommon/llfasttimer.h b/indra/llcommon/llfasttimer.h
index 2b25f2fabb..e42e549df5 100644
--- a/indra/llcommon/llfasttimer.h
+++ b/indra/llcommon/llfasttimer.h
@@ -1,6 +1,6 @@
/**
* @file llfasttimer.h
- * @brief Inline implementations of fast timers.
+ * @brief Declaration of a fast timer.
*
* $LicenseInfo:firstyear=2004&license=viewerlgpl$
* Second Life Viewer Source Code
@@ -27,9 +27,363 @@
#ifndef LL_FASTTIMER_H
#define LL_FASTTIMER_H
-// Implementation of getCPUClockCount32() and getCPUClockCount64 are now in llfastertimer_class.cpp.
+#include "llinstancetracker.h"
-// pull in the actual class definition
-#include "llfasttimer_class.h"
+#define FAST_TIMER_ON 1
+#define DEBUG_FAST_TIMER_THREADS 1
+
+class LLMutex;
+
+#include <queue>
+#include "llsd.h"
+
+#define LL_FASTTIMER_USE_RDTSC 1
+
+
+LL_COMMON_API void assert_main_thread();
+
+class LL_COMMON_API LLFastTimer
+{
+public:
+ class NamedTimer;
+
+ struct LL_COMMON_API FrameState
+ {
+ FrameState();
+ void setNamedTimer(NamedTimer* timerp) { mTimer = timerp; }
+
+ U32 mSelfTimeCounter;
+ U32 mCalls;
+ FrameState* mParent; // info for caller timer
+ FrameState* mLastCaller; // used to bootstrap tree construction
+ NamedTimer* mTimer;
+ U16 mActiveCount; // number of timers with this ID active on stack
+ bool mMoveUpTree; // needs to be moved up the tree of timers at the end of frame
+ };
+
+ // stores a "named" timer instance to be reused via multiple LLFastTimer stack instances
+ class LL_COMMON_API NamedTimer
+ : public LLInstanceTracker<NamedTimer>
+ {
+ friend class DeclareTimer;
+ public:
+ ~NamedTimer();
+
+ enum { HISTORY_NUM = 300 };
+
+ const std::string& getName() const { return mName; }
+ NamedTimer* getParent() const { return mParent; }
+ void setParent(NamedTimer* parent);
+ S32 getDepth();
+ std::string getToolTip(S32 history_index = -1);
+
+ typedef std::vector<NamedTimer*>::const_iterator child_const_iter;
+ child_const_iter beginChildren();
+ child_const_iter endChildren();
+ std::vector<NamedTimer*>& getChildren();
+
+ void setCollapsed(bool collapsed) { mCollapsed = collapsed; }
+ bool getCollapsed() const { return mCollapsed; }
+
+ U32 getCountAverage() const { return mCountAverage; }
+ U32 getCallAverage() const { return mCallAverage; }
+
+ U32 getHistoricalCount(S32 history_index = 0) const;
+ U32 getHistoricalCalls(S32 history_index = 0) const;
+
+ void setFrameState(FrameState* state) { mFrameState = state; state->setNamedTimer(this); }
+ FrameState& getFrameState() const;
+
+ private:
+ friend class LLFastTimer;
+ friend class NamedTimerFactory;
+
+ //
+ // methods
+ //
+ NamedTimer(const std::string& name);
+ // recursive call to gather total time from children
+ static void accumulateTimings();
+
+ // updates cumulative times and hierarchy,
+ // can be called multiple times in a frame, at any point
+ static void processTimes();
+
+ static void buildHierarchy();
+ static void resetFrame();
+ static void reset();
+
+ //
+ // members
+ //
+ FrameState* mFrameState;
+
+ std::string mName;
+
+ U32 mTotalTimeCounter;
+
+ U32 mCountAverage;
+ U32 mCallAverage;
+
+ U32* mCountHistory;
+ U32* mCallHistory;
+
+ // tree structure
+ NamedTimer* mParent; // NamedTimer of caller(parent)
+ std::vector<NamedTimer*> mChildren;
+ bool mCollapsed; // don't show children
+ bool mNeedsSorting; // sort children whenever child added
+ };
+
+ // used to statically declare a new named timer
+ class LL_COMMON_API DeclareTimer
+ : public LLInstanceTracker<DeclareTimer>
+ {
+ friend class LLFastTimer;
+ public:
+ DeclareTimer(const std::string& name, bool open);
+ DeclareTimer(const std::string& name);
+
+ NamedTimer& getNamedTimer() { return mTimer; }
+
+ private:
+ FrameState mFrameState;
+ NamedTimer& mTimer;
+ };
+
+public:
+ LLFastTimer(LLFastTimer::FrameState* state);
+
+ LL_FORCE_INLINE LLFastTimer(LLFastTimer::DeclareTimer& timer)
+ : mFrameState(&timer.mFrameState)
+ {
+#if FAST_TIMER_ON
+ LLFastTimer::FrameState* frame_state = mFrameState;
+ mStartTime = getCPUClockCount32();
+
+ frame_state->mActiveCount++;
+ frame_state->mCalls++;
+ // keep current parent as long as it is active when we are
+ frame_state->mMoveUpTree |= (frame_state->mParent->mActiveCount == 0);
+
+ LLFastTimer::CurTimerData* cur_timer_data = &LLFastTimer::sCurTimerData;
+ mLastTimerData = *cur_timer_data;
+ cur_timer_data->mCurTimer = this;
+ cur_timer_data->mFrameState = frame_state;
+ cur_timer_data->mChildTime = 0;
+#endif
+#if DEBUG_FAST_TIMER_THREADS
+#if !LL_RELEASE
+ assert_main_thread();
+#endif
+#endif
+ }
+
+ LL_FORCE_INLINE ~LLFastTimer()
+ {
+#if FAST_TIMER_ON
+ LLFastTimer::FrameState* frame_state = mFrameState;
+ U32 total_time = getCPUClockCount32() - mStartTime;
+
+ frame_state->mSelfTimeCounter += total_time - LLFastTimer::sCurTimerData.mChildTime;
+ frame_state->mActiveCount--;
+
+ // store last caller to bootstrap tree creation
+ // do this in the destructor in case of recursion to get topmost caller
+ frame_state->mLastCaller = mLastTimerData.mFrameState;
+
+ // we are only tracking self time, so subtract our total time delta from parents
+ mLastTimerData.mChildTime += total_time;
+
+ LLFastTimer::sCurTimerData = mLastTimerData;
+#endif
+ }
+
+public:
+ static LLMutex* sLogLock;
+ static std::queue<LLSD> sLogQueue;
+ static BOOL sLog;
+ static BOOL sMetricLog;
+ static std::string sLogName;
+ static bool sPauseHistory;
+ static bool sResetHistory;
+
+ // call this once a frame to reset timers
+ static void nextFrame();
+
+ // dumps current cumulative frame stats to log
+ // call nextFrame() to reset timers
+ static void dumpCurTimes();
+
+ // call this to reset timer hierarchy, averages, etc.
+ static void reset();
+
+ static U64 countsPerSecond();
+ static S32 getLastFrameIndex() { return sLastFrameIndex; }
+ static S32 getCurFrameIndex() { return sCurFrameIndex; }
+
+ static void writeLog(std::ostream& os);
+ static const NamedTimer* getTimerByName(const std::string& name);
+
+ struct CurTimerData
+ {
+ LLFastTimer* mCurTimer;
+ FrameState* mFrameState;
+ U32 mChildTime;
+ };
+ static CurTimerData sCurTimerData;
+
+private:
+
+
+ //////////////////////////////////////////////////////////////////////////////
+ //
+ // Important note: These implementations must be FAST!
+ //
+
+
+#if LL_WINDOWS
+ //
+ // Windows implementation of CPU clock
+ //
+
+ //
+ // NOTE: put back in when we aren't using platform sdk anymore
+ //
+ // because MS has different signatures for these functions in winnt.h
+ // need to rename them to avoid conflicts
+ //#define _interlockedbittestandset _renamed_interlockedbittestandset
+ //#define _interlockedbittestandreset _renamed_interlockedbittestandreset
+ //#include <intrin.h>
+ //#undef _interlockedbittestandset
+ //#undef _interlockedbittestandreset
+
+ //inline U32 LLFastTimer::getCPUClockCount32()
+ //{
+ // U64 time_stamp = __rdtsc();
+ // return (U32)(time_stamp >> 8);
+ //}
+ //
+ //// return full timer value, *not* shifted by 8 bits
+ //inline U64 LLFastTimer::getCPUClockCount64()
+ //{
+ // return __rdtsc();
+ //}
+
+ // shift off lower 8 bits for lower resolution but longer term timing
+ // on 1Ghz machine, a 32-bit word will hold ~1000 seconds of timing
+#if LL_FASTTIMER_USE_RDTSC
+ static U32 getCPUClockCount32()
+ {
+ U32 ret_val;
+ __asm
+ {
+ _emit 0x0f
+ _emit 0x31
+ shr eax,8
+ shl edx,24
+ or eax, edx
+ mov dword ptr [ret_val], eax
+ }
+ return ret_val;
+ }
+
+ // return full timer value, *not* shifted by 8 bits
+ static U64 getCPUClockCount64()
+ {
+ U64 ret_val;
+ __asm
+ {
+ _emit 0x0f
+ _emit 0x31
+ mov eax,eax
+ mov edx,edx
+ mov dword ptr [ret_val+4], edx
+ mov dword ptr [ret_val], eax
+ }
+ return ret_val;
+ }
+
+#else
+ //LL_COMMON_API U64 get_clock_count(); // in lltimer.cpp
+ // These use QueryPerformanceCounter, which is arguably fine and also works on AMD architectures.
+ static U32 getCPUClockCount32()
+ {
+ return (U32)(get_clock_count()>>8);
+ }
+
+ static U64 getCPUClockCount64()
+ {
+ return get_clock_count();
+ }
+
+#endif
+
+#endif
+
+
+#if (LL_LINUX || LL_SOLARIS) && !(defined(__i386__) || defined(__amd64__))
+ //
+ // Linux and Solaris implementation of CPU clock - non-x86.
+ // This is accurate but SLOW! Only use out of desperation.
+ //
+ // Try to use the MONOTONIC clock if available, this is a constant time counter
+ // with nanosecond resolution (but not necessarily accuracy) and attempts are
+ // made to synchronize this value between cores at kernel start. It should not
+ // be affected by CPU frequency. If not available use the REALTIME clock, but
+ // this may be affected by NTP adjustments or other user activity affecting
+ // the system time.
+ static U64 getCPUClockCount64()
+ {
+ struct timespec tp;
+
+#ifdef CLOCK_MONOTONIC // MONOTONIC supported at build-time?
+ if (-1 == clock_gettime(CLOCK_MONOTONIC,&tp)) // if MONOTONIC isn't supported at runtime then ouch, try REALTIME
+#endif
+ clock_gettime(CLOCK_REALTIME,&tp);
+
+ return (tp.tv_sec*sClockResolution)+tp.tv_nsec;
+ }
+
+ static U32 getCPUClockCount32()
+ {
+ return (U32)(getCPUClockCount64() >> 8);
+ }
+
+#endif // (LL_LINUX || LL_SOLARIS) && !(defined(__i386__) || defined(__amd64__))
+
+
+#if (LL_LINUX || LL_SOLARIS || LL_DARWIN) && (defined(__i386__) || defined(__amd64__))
+ //
+ // Mac+Linux+Solaris FAST x86 implementation of CPU clock
+ static U32 getCPUClockCount32()
+ {
+ U64 x;
+ __asm__ volatile (".byte 0x0f, 0x31": "=A"(x));
+ return (U32)(x >> 8);
+ }
+
+ static U64 getCPUClockCount64()
+ {
+ U64 x;
+ __asm__ volatile (".byte 0x0f, 0x31": "=A"(x));
+ return x;
+ }
+
+#endif
+
+ static U64 sClockResolution;
+
+ static S32 sCurFrameIndex;
+ static S32 sLastFrameIndex;
+ static U64 sLastFrameTime;
+
+ U32 mStartTime;
+ LLFastTimer::FrameState* mFrameState;
+ LLFastTimer::CurTimerData mLastTimerData;
+
+};
+
+typedef class LLFastTimer LLFastTimer;
#endif // LL_LLFASTTIMER_H
diff --git a/indra/llcommon/llfasttimer_class.h b/indra/llcommon/llfasttimer_class.h
deleted file mode 100644
index f481e968a6..0000000000
--- a/indra/llcommon/llfasttimer_class.h
+++ /dev/null
@@ -1,276 +0,0 @@
-/**
- * @file llfasttimer_class.h
- * @brief Declaration of a fast timer.
- *
- * $LicenseInfo:firstyear=2004&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
- * $/LicenseInfo$
- */
-
-#ifndef LL_FASTTIMER_CLASS_H
-#define LL_FASTTIMER_CLASS_H
-
-#include "llinstancetracker.h"
-
-#define FAST_TIMER_ON 1
-#define TIME_FAST_TIMERS 0
-#define DEBUG_FAST_TIMER_THREADS 1
-
-class LLMutex;
-
-#include <queue>
-#include "llsd.h"
-
-LL_COMMON_API void assert_main_thread();
-
-class LL_COMMON_API LLFastTimer
-{
-public:
- class NamedTimer;
-
- struct LL_COMMON_API FrameState
- {
- FrameState(NamedTimer* timerp);
-
- U32 mSelfTimeCounter;
- U32 mCalls;
- FrameState* mParent; // info for caller timer
- FrameState* mLastCaller; // used to bootstrap tree construction
- NamedTimer* mTimer;
- U16 mActiveCount; // number of timers with this ID active on stack
- bool mMoveUpTree; // needs to be moved up the tree of timers at the end of frame
- };
-
- // stores a "named" timer instance to be reused via multiple LLFastTimer stack instances
- class LL_COMMON_API NamedTimer
- : public LLInstanceTracker<NamedTimer>
- {
- friend class DeclareTimer;
- public:
- ~NamedTimer();
-
- enum { HISTORY_NUM = 300 };
-
- const std::string& getName() const { return mName; }
- NamedTimer* getParent() const { return mParent; }
- void setParent(NamedTimer* parent);
- S32 getDepth();
- std::string getToolTip(S32 history_index = -1);
-
- typedef std::vector<NamedTimer*>::const_iterator child_const_iter;
- child_const_iter beginChildren();
- child_const_iter endChildren();
- std::vector<NamedTimer*>& getChildren();
-
- void setCollapsed(bool collapsed) { mCollapsed = collapsed; }
- bool getCollapsed() const { return mCollapsed; }
-
- U32 getCountAverage() const { return mCountAverage; }
- U32 getCallAverage() const { return mCallAverage; }
-
- U32 getHistoricalCount(S32 history_index = 0) const;
- U32 getHistoricalCalls(S32 history_index = 0) const;
-
- static NamedTimer& getRootNamedTimer();
-
- S32 getFrameStateIndex() const { return mFrameStateIndex; }
-
- FrameState& getFrameState() const;
-
- private:
- friend class LLFastTimer;
- friend class NamedTimerFactory;
-
- //
- // methods
- //
- NamedTimer(const std::string& name);
- // recursive call to gather total time from children
- static void accumulateTimings();
-
- // updates cumulative times and hierarchy,
- // can be called multiple times in a frame, at any point
- static void processTimes();
-
- static void buildHierarchy();
- static void resetFrame();
- static void reset();
-
- //
- // members
- //
- S32 mFrameStateIndex;
-
- std::string mName;
-
- U32 mTotalTimeCounter;
-
- U32 mCountAverage;
- U32 mCallAverage;
-
- U32* mCountHistory;
- U32* mCallHistory;
-
- // tree structure
- NamedTimer* mParent; // NamedTimer of caller(parent)
- std::vector<NamedTimer*> mChildren;
- bool mCollapsed; // don't show children
- bool mNeedsSorting; // sort children whenever child added
- };
-
- // used to statically declare a new named timer
- class LL_COMMON_API DeclareTimer
- : public LLInstanceTracker<DeclareTimer>
- {
- friend class LLFastTimer;
- public:
- DeclareTimer(const std::string& name, bool open);
- DeclareTimer(const std::string& name);
-
- static void updateCachedPointers();
-
- private:
- NamedTimer& mTimer;
- FrameState* mFrameState;
- };
-
-public:
- LLFastTimer(LLFastTimer::FrameState* state);
-
- LL_FORCE_INLINE LLFastTimer(LLFastTimer::DeclareTimer& timer)
- : mFrameState(timer.mFrameState)
- {
-#if TIME_FAST_TIMERS
- U64 timer_start = getCPUClockCount64();
-#endif
-#if FAST_TIMER_ON
- LLFastTimer::FrameState* frame_state = mFrameState;
- mStartTime = getCPUClockCount32();
-
- frame_state->mActiveCount++;
- frame_state->mCalls++;
- // keep current parent as long as it is active when we are
- frame_state->mMoveUpTree |= (frame_state->mParent->mActiveCount == 0);
-
- LLFastTimer::CurTimerData* cur_timer_data = &LLFastTimer::sCurTimerData;
- mLastTimerData = *cur_timer_data;
- cur_timer_data->mCurTimer = this;
- cur_timer_data->mFrameState = frame_state;
- cur_timer_data->mChildTime = 0;
-#endif
-#if TIME_FAST_TIMERS
- U64 timer_end = getCPUClockCount64();
- sTimerCycles += timer_end - timer_start;
-#endif
-#if DEBUG_FAST_TIMER_THREADS
-#if !LL_RELEASE
- assert_main_thread();
-#endif
-#endif
- }
-
- LL_FORCE_INLINE ~LLFastTimer()
- {
-#if TIME_FAST_TIMERS
- U64 timer_start = getCPUClockCount64();
-#endif
-#if FAST_TIMER_ON
- LLFastTimer::FrameState* frame_state = mFrameState;
- U32 total_time = getCPUClockCount32() - mStartTime;
-
- frame_state->mSelfTimeCounter += total_time - LLFastTimer::sCurTimerData.mChildTime;
- frame_state->mActiveCount--;
-
- // store last caller to bootstrap tree creation
- // do this in the destructor in case of recursion to get topmost caller
- frame_state->mLastCaller = mLastTimerData.mFrameState;
-
- // we are only tracking self time, so subtract our total time delta from parents
- mLastTimerData.mChildTime += total_time;
-
- LLFastTimer::sCurTimerData = mLastTimerData;
-#endif
-#if TIME_FAST_TIMERS
- U64 timer_end = getCPUClockCount64();
- sTimerCycles += timer_end - timer_start;
- sTimerCalls++;
-#endif
- }
-
-public:
- static LLMutex* sLogLock;
- static std::queue<LLSD> sLogQueue;
- static BOOL sLog;
- static BOOL sMetricLog;
- static std::string sLogName;
- static bool sPauseHistory;
- static bool sResetHistory;
- static U64 sTimerCycles;
- static U32 sTimerCalls;
-
- typedef std::vector<FrameState> info_list_t;
- static info_list_t& getFrameStateList();
-
-
- // call this once a frame to reset timers
- static void nextFrame();
-
- // dumps current cumulative frame stats to log
- // call nextFrame() to reset timers
- static void dumpCurTimes();
-
- // call this to reset timer hierarchy, averages, etc.
- static void reset();
-
- static U64 countsPerSecond();
- static S32 getLastFrameIndex() { return sLastFrameIndex; }
- static S32 getCurFrameIndex() { return sCurFrameIndex; }
-
- static void writeLog(std::ostream& os);
- static const NamedTimer* getTimerByName(const std::string& name);
-
- struct CurTimerData
- {
- LLFastTimer* mCurTimer;
- FrameState* mFrameState;
- U32 mChildTime;
- };
- static CurTimerData sCurTimerData;
- static std::string sClockType;
-
-private:
- static U32 getCPUClockCount32();
- static U64 getCPUClockCount64();
- static U64 sClockResolution;
-
- static S32 sCurFrameIndex;
- static S32 sLastFrameIndex;
- static U64 sLastFrameTime;
- static info_list_t* sTimerInfos;
-
- U32 mStartTime;
- LLFastTimer::FrameState* mFrameState;
- LLFastTimer::CurTimerData mLastTimerData;
-
-};
-
-typedef class LLFastTimer LLFastTimer;
-
-#endif // LL_LLFASTTIMER_CLASS_H
diff --git a/indra/llcommon/llstat.cpp b/indra/llcommon/llstat.cpp
index b82d52797e..5bedd97dea 100644
--- a/indra/llcommon/llstat.cpp
+++ b/indra/llcommon/llstat.cpp
@@ -37,736 +37,29 @@
// statics
-S32 LLPerfBlock::sStatsFlags = LLPerfBlock::LLSTATS_NO_OPTIONAL_STATS; // Control what is being recorded
-LLPerfBlock::stat_map_t LLPerfBlock::sStatMap; // Map full path string to LLStatTime objects, tracks all active objects
-std::string LLPerfBlock::sCurrentStatPath = ""; // Something like "/total_time/physics/physics step"
-
-//------------------------------------------------------------------------
-// Live config file to trigger stats logging
-static const char STATS_CONFIG_FILE_NAME[] = "/dev/shm/simperf/simperf_proc_config.llsd";
-static const F32 STATS_CONFIG_REFRESH_RATE = 5.0; // seconds
-
-class LLStatsConfigFile : public LLLiveFile
-{
-public:
- LLStatsConfigFile()
- : LLLiveFile(filename(), STATS_CONFIG_REFRESH_RATE),
- mChanged(false), mStatsp(NULL) { }
-
- static std::string filename();
-
-protected:
- /* virtual */ bool loadFile();
-
-public:
- void init(LLPerfStats* statsp);
- static LLStatsConfigFile& instance();
- // return the singleton stats config file
-
- bool mChanged;
-
-protected:
- LLPerfStats* mStatsp;
-};
-
-std::string LLStatsConfigFile::filename()
-{
- return STATS_CONFIG_FILE_NAME;
-}
-
-void LLStatsConfigFile::init(LLPerfStats* statsp)
-{
- mStatsp = statsp;
-}
-
-LLStatsConfigFile& LLStatsConfigFile::instance()
-{
- static LLStatsConfigFile the_file;
- return the_file;
-}
-
-
-/* virtual */
-// Load and parse the stats configuration file
-bool LLStatsConfigFile::loadFile()
-{
- if (!mStatsp)
- {
- llwarns << "Tries to load performance configure file without initializing LPerfStats" << llendl;
- return false;
- }
- mChanged = true;
-
- LLSD stats_config;
- {
- llifstream file(filename().c_str());
- if (file.is_open())
- {
- LLSDSerialize::fromXML(stats_config, file);
- if (stats_config.isUndefined())
- {
- llinfos << "Performance statistics configuration file ill-formed, not recording statistics" << llendl;
- mStatsp->setReportPerformanceDuration( 0.f );
- return false;
- }
- }
- else
- { // File went away, turn off stats if it was on
- if ( mStatsp->frameStatsIsRunning() )
- {
- llinfos << "Performance statistics configuration file deleted, not recording statistics" << llendl;
- mStatsp->setReportPerformanceDuration( 0.f );
- }
- return true;
- }
- }
-
- F32 duration = 0.f;
- F32 interval = 0.f;
- S32 flags = LLPerfBlock::LLSTATS_BASIC_STATS;
-
- const char * w = "duration";
- if (stats_config.has(w))
- {
- duration = (F32)stats_config[w].asReal();
- }
- w = "interval";
- if (stats_config.has(w))
- {
- interval = (F32)stats_config[w].asReal();
- }
- w = "flags";
- if (stats_config.has(w))
- {
- flags = (S32)stats_config[w].asInteger();
- if (flags == LLPerfBlock::LLSTATS_NO_OPTIONAL_STATS &&
- duration > 0)
- { // No flags passed in, but have a duration, so reset to basic stats
- flags = LLPerfBlock::LLSTATS_BASIC_STATS;
- }
- }
-
- mStatsp->setReportPerformanceDuration( duration, flags );
- mStatsp->setReportPerformanceInterval( interval );
-
- if ( duration > 0 )
- {
- if ( interval == 0.f )
- {
- llinfos << "Recording performance stats every frame for " << duration << " sec" << llendl;
- }
- else
- {
- llinfos << "Recording performance stats every " << interval << " seconds for " << duration << " seconds" << llendl;
- }
- }
- else
- {
- llinfos << "Performance stats recording turned off" << llendl;
- }
- return true;
-}
-
-
//------------------------------------------------------------------------
-
-LLPerfStats::LLPerfStats(const std::string& process_name, S32 process_pid) :
- mFrameStatsFileFailure(FALSE),
- mSkipFirstFrameStats(FALSE),
- mProcessName(process_name),
- mProcessPID(process_pid),
- mReportPerformanceStatInterval(1.f),
- mReportPerformanceStatEnd(0.0)
-{ }
-
-LLPerfStats::~LLPerfStats()
-{
- LLPerfBlock::clearDynamicStats();
- mFrameStatsFile.close();
-}
-
-void LLPerfStats::init()
-{
- // Initialize the stats config file instance.
- (void) LLStatsConfigFile::instance().init(this);
- (void) LLStatsConfigFile::instance().checkAndReload();
-}
-
-// Open file for statistics
-void LLPerfStats::openPerfStatsFile()
-{
- if ( !mFrameStatsFile
- && !mFrameStatsFileFailure )
- {
- std::string stats_file = llformat("/dev/shm/simperf/%s_proc.%d.llsd", mProcessName.c_str(), mProcessPID);
- mFrameStatsFile.close();
- mFrameStatsFile.clear();
- mFrameStatsFile.open(stats_file, llofstream::out);
- if ( mFrameStatsFile.fail() )
- {
- llinfos << "Error opening statistics log file " << stats_file << llendl;
- mFrameStatsFileFailure = TRUE;
- }
- else
- {
- LLSD process_info = LLSD::emptyMap();
- process_info["name"] = mProcessName;
- process_info["pid"] = (LLSD::Integer) mProcessPID;
- process_info["stat_rate"] = (LLSD::Integer) mReportPerformanceStatInterval;
- // Add process-specific info.
- addProcessHeaderInfo(process_info);
-
- mFrameStatsFile << LLSDNotationStreamer(process_info) << std::endl;
- }
- }
-}
-
-// Dump out performance metrics over some time interval
-void LLPerfStats::dumpIntervalPerformanceStats()
-{
- // Ensure output file is OK
- openPerfStatsFile();
-
- if ( mFrameStatsFile )
- {
- LLSD stats = LLSD::emptyMap();
-
- LLStatAccum::TimeScale scale;
- if ( getReportPerformanceInterval() == 0.f )
- {
- scale = LLStatAccum::SCALE_PER_FRAME;
- }
- else if ( getReportPerformanceInterval() < 0.5f )
- {
- scale = LLStatAccum::SCALE_100MS;
- }
- else
- {
- scale = LLStatAccum::SCALE_SECOND;
- }
-
- // Write LLSD into log
- stats["utc_time"] = (LLSD::String) LLError::utcTime();
- stats["timestamp"] = U64_to_str((totalTime() / 1000) + (gUTCOffset * 1000)); // milliseconds since epoch
- stats["frame_number"] = (LLSD::Integer) LLFrameTimer::getFrameCount();
-
- // Add process-specific frame info.
- addProcessFrameInfo(stats, scale);
- LLPerfBlock::addStatsToLLSDandReset( stats, scale );
-
- mFrameStatsFile << LLSDNotationStreamer(stats) << std::endl;
- }
-}
-
-// Set length of performance stat recording.
-// If turning stats on, caller must provide flags
-void LLPerfStats::setReportPerformanceDuration( F32 seconds, S32 flags /* = LLSTATS_NO_OPTIONAL_STATS */ )
-{
- if ( seconds <= 0.f )
- {
- mReportPerformanceStatEnd = 0.0;
- LLPerfBlock::setStatsFlags(LLPerfBlock::LLSTATS_NO_OPTIONAL_STATS); // Make sure all recording is off
- mFrameStatsFile.close();
- LLPerfBlock::clearDynamicStats();
- }
- else
- {
- mReportPerformanceStatEnd = LLFrameTimer::getElapsedSeconds() + ((F64) seconds);
- // Clear failure flag to try and create the log file once
- mFrameStatsFileFailure = FALSE;
- mSkipFirstFrameStats = TRUE; // Skip the first report (at the end of this frame)
- LLPerfBlock::setStatsFlags(flags);
- }
-}
-
-void LLPerfStats::updatePerFrameStats()
-{
- (void) LLStatsConfigFile::instance().checkAndReload();
- static LLFrameTimer performance_stats_timer;
- if ( frameStatsIsRunning() )
- {
- if ( mReportPerformanceStatInterval == 0 )
- { // Record info every frame
- if ( mSkipFirstFrameStats )
- { // Skip the first time - was started this frame
- mSkipFirstFrameStats = FALSE;
- }
- else
- {
- dumpIntervalPerformanceStats();
- }
- }
- else
- {
- performance_stats_timer.setTimerExpirySec( getReportPerformanceInterval() );
- if (performance_stats_timer.checkExpirationAndReset( mReportPerformanceStatInterval ))
- {
- dumpIntervalPerformanceStats();
- }
- }
-
- if ( LLFrameTimer::getElapsedSeconds() > mReportPerformanceStatEnd )
- { // Reached end of time, clear it to stop reporting
- setReportPerformanceDuration(0.f); // Don't set mReportPerformanceStatEnd directly
- llinfos << "Recording performance stats completed" << llendl;
- }
- }
-}
-
-
-//------------------------------------------------------------------------
-
-U64 LLStatAccum::sScaleTimes[NUM_SCALES] =
-{
- USEC_PER_SEC / 10, // 100 millisec
- USEC_PER_SEC * 1, // seconds
- USEC_PER_SEC * 60, // minutes
-#if ENABLE_LONG_TIME_STATS
- // enable these when more time scales are desired
- USEC_PER_SEC * 60*60, // hours
- USEC_PER_SEC * 24*60*60, // days
- USEC_PER_SEC * 7*24*60*60, // weeks
-#endif
-};
-
-
-
-LLStatAccum::LLStatAccum(bool useFrameTimer)
- : mUseFrameTimer(useFrameTimer),
- mRunning(FALSE),
- mLastTime(0),
- mLastSampleValue(0.0),
- mLastSampleValid(FALSE)
-{
-}
-
-LLStatAccum::~LLStatAccum()
-{
-}
-
-
-
-void LLStatAccum::reset(U64 when)
-{
- mRunning = TRUE;
- mLastTime = when;
-
- for (int i = 0; i < NUM_SCALES; ++i)
- {
- mBuckets[i].accum = 0.0;
- mBuckets[i].endTime = when + sScaleTimes[i];
- mBuckets[i].lastValid = false;
- }
-}
-
-void LLStatAccum::sum(F64 value)
-{
- sum(value, getCurrentUsecs());
-}
-
-void LLStatAccum::sum(F64 value, U64 when)
-{
- if (!mRunning)
- {
- reset(when);
- return;
- }
- if (when < mLastTime)
- {
- // This happens a LOT on some dual core systems.
- lldebugs << "LLStatAccum::sum clock has gone backwards from "
- << mLastTime << " to " << when << ", resetting" << llendl;
-
- reset(when);
- return;
- }
-
- // how long is this value for
- U64 timeSpan = when - mLastTime;
-
- for (int i = 0; i < NUM_SCALES; ++i)
- {
- Bucket& bucket = mBuckets[i];
-
- if (when < bucket.endTime)
- {
- bucket.accum += value;
- }
- else
- {
- U64 timeScale = sScaleTimes[i];
-
- U64 timeLeft = when - bucket.endTime;
- // how much time is left after filling this bucket
-
- if (timeLeft < timeScale)
- {
- F64 valueLeft = value * timeLeft / timeSpan;
-
- bucket.lastValid = true;
- bucket.lastAccum = bucket.accum + (value - valueLeft);
- bucket.accum = valueLeft;
- bucket.endTime += timeScale;
- }
- else
- {
- U64 timeTail = timeLeft % timeScale;
-
- bucket.lastValid = true;
- bucket.lastAccum = value * timeScale / timeSpan;
- bucket.accum = value * timeTail / timeSpan;
- bucket.endTime += (timeLeft - timeTail) + timeScale;
- }
- }
- }
-
- mLastTime = when;
-}
-
-
-F32 LLStatAccum::meanValue(TimeScale scale) const
-{
- if (!mRunning)
- {
- return 0.0;
- }
- if ( scale == SCALE_PER_FRAME )
- { // Per-frame not supported here
- scale = SCALE_100MS;
- }
-
- if (scale < 0 || scale >= NUM_SCALES)
- {
- llwarns << "llStatAccum::meanValue called for unsupported scale: "
- << scale << llendl;
- return 0.0;
- }
-
- const Bucket& bucket = mBuckets[scale];
-
- F64 value = bucket.accum;
- U64 timeLeft = bucket.endTime - mLastTime;
- U64 scaleTime = sScaleTimes[scale];
-
- if (bucket.lastValid)
- {
- value += bucket.lastAccum * timeLeft / scaleTime;
- }
- else if (timeLeft < scaleTime)
- {
- value *= scaleTime / (scaleTime - timeLeft);
- }
- else
- {
- value = 0.0;
- }
-
- return (F32)(value / scaleTime);
-}
-
-
-U64 LLStatAccum::getCurrentUsecs() const
-{
- if (mUseFrameTimer)
- {
- return LLFrameTimer::getTotalTime();
- }
- else
- {
- return totalTime();
- }
-}
-
-
-// ------------------------------------------------------------------------
-
-LLStatRate::LLStatRate(bool use_frame_timer)
- : LLStatAccum(use_frame_timer)
-{
-}
-
-void LLStatRate::count(U32 value)
-{
- sum((F64)value * sScaleTimes[SCALE_SECOND]);
-}
-
-
-void LLStatRate::mark()
- {
- // Effectively the same as count(1), but sets mLastSampleValue
- U64 when = getCurrentUsecs();
-
- if ( mRunning
- && (when > mLastTime) )
- { // Set mLastSampleValue to the time from the last mark()
- F64 duration = ((F64)(when - mLastTime)) / sScaleTimes[SCALE_SECOND];
- if ( duration > 0.0 )
- {
- mLastSampleValue = 1.0 / duration;
- }
- else
- {
- mLastSampleValue = 0.0;
- }
- }
-
- sum( (F64) sScaleTimes[SCALE_SECOND], when);
- }
-
-
-// ------------------------------------------------------------------------
-
-
-LLStatMeasure::LLStatMeasure(bool use_frame_timer)
- : LLStatAccum(use_frame_timer)
-{
-}
-
-void LLStatMeasure::sample(F64 value)
-{
- U64 when = getCurrentUsecs();
-
- if (mLastSampleValid)
- {
- F64 avgValue = (value + mLastSampleValue) / 2.0;
- F64 interval = (F64)(when - mLastTime);
-
- sum(avgValue * interval, when);
- }
- else
- {
- reset(when);
- }
-
- mLastSampleValid = TRUE;
- mLastSampleValue = value;
-}
-
-
-// ------------------------------------------------------------------------
-
-LLStatTime::LLStatTime(const std::string & key)
- : LLStatAccum(false),
- mFrameNumber(LLFrameTimer::getFrameCount()),
- mTotalTimeInFrame(0),
- mKey(key)
-#if LL_DEBUG
- , mRunning(FALSE)
-#endif
-{
-}
-
-void LLStatTime::start()
-{
- // Reset frame accumluation if the frame number has changed
- U32 frame_number = LLFrameTimer::getFrameCount();
- if ( frame_number != mFrameNumber )
- {
- mFrameNumber = frame_number;
- mTotalTimeInFrame = 0;
- }
-
- sum(0.0);
-
-#if LL_DEBUG
- // Shouldn't be running already
- llassert( !mRunning );
- mRunning = TRUE;
-#endif
-}
-
-void LLStatTime::stop()
-{
- U64 end_time = getCurrentUsecs();
- U64 duration = end_time - mLastTime;
- sum(F64(duration), end_time);
- //llinfos << "mTotalTimeInFrame incremented from " << mTotalTimeInFrame << " to " << (mTotalTimeInFrame + duration) << llendl;
- mTotalTimeInFrame += duration;
-
-#if LL_DEBUG
- mRunning = FALSE;
-#endif
-}
-
-/* virtual */ F32 LLStatTime::meanValue(TimeScale scale) const
-{
- if ( LLStatAccum::SCALE_PER_FRAME == scale )
- {
- return (F32)mTotalTimeInFrame;
- }
- else
- {
- return LLStatAccum::meanValue(scale);
- }
-}
-
-
-// ------------------------------------------------------------------------
-
-
-// Use this constructor for pre-defined LLStatTime objects
-LLPerfBlock::LLPerfBlock(LLStatTime* stat ) : mPredefinedStat(stat), mDynamicStat(NULL)
-{
- if (mPredefinedStat)
- {
- // If dynamic stats are turned on, this will create a separate entry in the stat map.
- initDynamicStat(mPredefinedStat->mKey);
-
- // Start predefined stats. These stats are not part of the stat map.
- mPredefinedStat->start();
- }
-}
-
-// Use this constructor for normal, optional LLPerfBlock time slices
-LLPerfBlock::LLPerfBlock( const char* key ) : mPredefinedStat(NULL), mDynamicStat(NULL)
-{
- if ((sStatsFlags & LLSTATS_BASIC_STATS) == 0)
- { // These are off unless the base set is enabled
- return;
- }
-
- initDynamicStat(key);
-}
-
-
-// Use this constructor for dynamically created LLPerfBlock time slices
-// that are only enabled by specific control flags
-LLPerfBlock::LLPerfBlock( const char* key1, const char* key2, S32 flags ) : mPredefinedStat(NULL), mDynamicStat(NULL)
-{
- if ((sStatsFlags & flags) == 0)
- {
- return;
- }
-
- if (NULL == key2 || strlen(key2) == 0)
- {
- initDynamicStat(key1);
- }
- else
- {
- std::ostringstream key;
- key << key1 << "_" << key2;
- initDynamicStat(key.str());
- }
-}
-
-// Set up the result data map if dynamic stats are enabled
-void LLPerfBlock::initDynamicStat(const std::string& key)
-{
- // Early exit if dynamic stats aren't enabled.
- if (sStatsFlags == LLSTATS_NO_OPTIONAL_STATS)
- return;
-
- mLastPath = sCurrentStatPath; // Save and restore current path
- sCurrentStatPath += "/" + key; // Add key to current path
-
- // See if the LLStatTime object already exists
- stat_map_t::iterator iter = sStatMap.find(sCurrentStatPath);
- if ( iter == sStatMap.end() )
- {
- // StatEntry object doesn't exist, so create it
- mDynamicStat = new StatEntry( key );
- sStatMap[ sCurrentStatPath ] = mDynamicStat; // Set the entry for this path
- }
- else
- {
- // Found this path in the map, use the object there
- mDynamicStat = (*iter).second; // Get StatEntry for the current path
- }
-
- if (mDynamicStat)
- {
- mDynamicStat->mStat.start();
- mDynamicStat->mCount++;
- }
- else
- {
- llwarns << "Initialized NULL dynamic stat at '" << sCurrentStatPath << "'" << llendl;
- sCurrentStatPath = mLastPath;
- }
-}
-
-
-// Destructor does the time accounting
-LLPerfBlock::~LLPerfBlock()
-{
- if (mPredefinedStat) mPredefinedStat->stop();
- if (mDynamicStat)
- {
- mDynamicStat->mStat.stop();
- sCurrentStatPath = mLastPath; // Restore the path in case sStatsEnabled changed during this block
- }
-}
-
-
-// Clear the map of any dynamic stats. Static routine
-void LLPerfBlock::clearDynamicStats()
-{
- std::for_each(sStatMap.begin(), sStatMap.end(), DeletePairedPointer());
- sStatMap.clear();
-}
-
-// static - Extract the stat info into LLSD
-void LLPerfBlock::addStatsToLLSDandReset( LLSD & stats,
- LLStatAccum::TimeScale scale )
-{
- // If we aren't in per-frame scale, we need to go from second to microsecond.
- U32 scale_adjustment = 1;
- if (LLStatAccum::SCALE_PER_FRAME != scale)
- {
- scale_adjustment = USEC_PER_SEC;
- }
- stat_map_t::iterator iter = sStatMap.begin();
- for ( ; iter != sStatMap.end(); ++iter )
- { // Put the entry into LLSD "/full/path/to/stat/" = microsecond total time
- const std::string & stats_full_path = (*iter).first;
-
- StatEntry * stat = (*iter).second;
- if (stat)
- {
- if (stat->mCount > 0)
- {
- stats[stats_full_path] = LLSD::emptyMap();
- stats[stats_full_path]["us"] = (LLSD::Integer) (scale_adjustment * stat->mStat.meanValue(scale));
- if (stat->mCount > 1)
- {
- stats[stats_full_path]["count"] = (LLSD::Integer) stat->mCount;
- }
- stat->mCount = 0;
- }
- }
- else
- { // Shouldn't have a NULL pointer in the map.
- llwarns << "Unexpected NULL dynamic stat at '" << stats_full_path << "'" << llendl;
- }
- }
-}
-
-
-// ------------------------------------------------------------------------
-
LLTimer LLStat::sTimer;
LLFrameTimer LLStat::sFrameTimer;
-void LLStat::init()
+void LLStat::reset()
{
- llassert(mNumBins > 0);
mNumValues = 0;
mLastValue = 0.f;
- mLastTime = 0.f;
- mCurBin = (mNumBins-1);
+ delete[] mBins;
+ mBins = new ValueEntry[mNumBins];
+ mCurBin = mNumBins-1;
mNextBin = 0;
- mBins = new F32[mNumBins];
- mBeginTime = new F64[mNumBins];
- mTime = new F64[mNumBins];
- mDT = new F32[mNumBins];
- for (U32 i = 0; i < mNumBins; i++)
+}
+
+LLStat::LLStat(std::string name, S32 num_bins, BOOL use_frame_timer)
+: mUseFrameTimer(use_frame_timer),
+ mNumBins(num_bins),
+ mName(name)
{
- mBins[i] = 0.f;
- mBeginTime[i] = 0.0;
- mTime[i] = 0.0;
- mDT[i] = 0.f;
- }
+ llassert(mNumBins > 0);
+ mLastTime = 0.f;
+
+ reset();
if (!mName.empty())
{
@@ -783,27 +76,10 @@ LLStat::stat_map_t& LLStat::getStatList()
return stat_list;
}
-LLStat::LLStat(const U32 num_bins, const BOOL use_frame_timer)
- : mUseFrameTimer(use_frame_timer),
- mNumBins(num_bins)
-{
- init();
-}
-
-LLStat::LLStat(std::string name, U32 num_bins, BOOL use_frame_timer)
- : mUseFrameTimer(use_frame_timer),
- mNumBins(num_bins),
- mName(name)
-{
- init();
-}
LLStat::~LLStat()
{
delete[] mBins;
- delete[] mBeginTime;
- delete[] mTime;
- delete[] mDT;
if (!mName.empty())
{
@@ -815,76 +91,15 @@ LLStat::~LLStat()
}
}
-void LLStat::reset()
-{
- U32 i;
-
- mNumValues = 0;
- mLastValue = 0.f;
- mCurBin = (mNumBins-1);
- delete[] mBins;
- delete[] mBeginTime;
- delete[] mTime;
- delete[] mDT;
- mBins = new F32[mNumBins];
- mBeginTime = new F64[mNumBins];
- mTime = new F64[mNumBins];
- mDT = new F32[mNumBins];
- for (i = 0; i < mNumBins; i++)
- {
- mBins[i] = 0.f;
- mBeginTime[i] = 0.0;
- mTime[i] = 0.0;
- mDT[i] = 0.f;
- }
-}
-
-void LLStat::setBeginTime(const F64 time)
-{
- mBeginTime[mNextBin] = time;
-}
-
-void LLStat::addValueTime(const F64 time, const F32 value)
-{
- if (mNumValues < mNumBins)
- {
- mNumValues++;
- }
-
- // Increment the bin counters.
- mCurBin++;
- if ((U32)mCurBin == mNumBins)
- {
- mCurBin = 0;
- }
- mNextBin++;
- if ((U32)mNextBin == mNumBins)
- {
- mNextBin = 0;
- }
-
- mBins[mCurBin] = value;
- mTime[mCurBin] = time;
- mDT[mCurBin] = (F32)(mTime[mCurBin] - mBeginTime[mCurBin]);
- //this value is used to prime the min/max calls
- mLastTime = mTime[mCurBin];
- mLastValue = value;
-
- // Set the begin time for the next stat segment.
- mBeginTime[mNextBin] = mTime[mCurBin];
- mTime[mNextBin] = mTime[mCurBin];
- mDT[mNextBin] = 0.f;
-}
-
void LLStat::start()
{
if (mUseFrameTimer)
{
- mBeginTime[mNextBin] = sFrameTimer.getElapsedSeconds();
+ mBins[mNextBin].mBeginTime = sFrameTimer.getElapsedSeconds();
}
else
{
- mBeginTime[mNextBin] = sTimer.getElapsedTimeF64();
+ mBins[mNextBin].mBeginTime = sTimer.getElapsedTimeF64();
}
}
@@ -897,41 +112,41 @@ void LLStat::addValue(const F32 value)
// Increment the bin counters.
mCurBin++;
- if ((U32)mCurBin == mNumBins)
+ if (mCurBin >= mNumBins)
{
mCurBin = 0;
}
mNextBin++;
- if ((U32)mNextBin == mNumBins)
+ if (mNextBin >= mNumBins)
{
mNextBin = 0;
}
- mBins[mCurBin] = value;
+ mBins[mCurBin].mValue = value;
if (mUseFrameTimer)
{
- mTime[mCurBin] = sFrameTimer.getElapsedSeconds();
+ mBins[mCurBin].mTime = sFrameTimer.getElapsedSeconds();
}
else
{
- mTime[mCurBin] = sTimer.getElapsedTimeF64();
+ mBins[mCurBin].mTime = sTimer.getElapsedTimeF64();
}
- mDT[mCurBin] = (F32)(mTime[mCurBin] - mBeginTime[mCurBin]);
+ mBins[mCurBin].mDT = (F32)(mBins[mCurBin].mTime - mBins[mCurBin].mBeginTime);
//this value is used to prime the min/max calls
- mLastTime = mTime[mCurBin];
+ mLastTime = mBins[mCurBin].mTime;
mLastValue = value;
// Set the begin time for the next stat segment.
- mBeginTime[mNextBin] = mTime[mCurBin];
- mTime[mNextBin] = mTime[mCurBin];
- mDT[mNextBin] = 0.f;
+ mBins[mNextBin].mBeginTime = mBins[mCurBin].mTime;
+ mBins[mNextBin].mTime = mBins[mCurBin].mTime;
+ mBins[mNextBin].mDT = 0.f;
}
F32 LLStat::getMax() const
{
- U32 i;
+ S32 i;
F32 current_max = mLastValue;
if (mNumBins == 0)
{
@@ -942,13 +157,13 @@ F32 LLStat::getMax() const
for (i = 0; (i < mNumBins) && (i < mNumValues); i++)
{
// Skip the bin we're currently filling.
- if (i == (U32)mNextBin)
+ if (i == mNextBin)
{
continue;
}
- if (mBins[i] > current_max)
+ if (mBins[i].mValue > current_max)
{
- current_max = mBins[i];
+ current_max = mBins[i].mValue;
}
}
}
@@ -957,17 +172,17 @@ F32 LLStat::getMax() const
F32 LLStat::getMean() const
{
- U32 i;
+ S32 i;
F32 current_mean = 0.f;
- U32 samples = 0;
+ S32 samples = 0;
for (i = 0; (i < mNumBins) && (i < mNumValues); i++)
{
// Skip the bin we're currently filling.
- if (i == (U32)mNextBin)
+ if (i == mNextBin)
{
continue;
}
- current_mean += mBins[i];
+ current_mean += mBins[i].mValue;
samples++;
}
@@ -985,7 +200,7 @@ F32 LLStat::getMean() const
F32 LLStat::getMin() const
{
- U32 i;
+ S32 i;
F32 current_min = mLastValue;
if (mNumBins == 0)
@@ -997,53 +212,19 @@ F32 LLStat::getMin() const
for (i = 0; (i < mNumBins) && (i < mNumValues); i++)
{
// Skip the bin we're currently filling.
- if (i == (U32)mNextBin)
+ if (i == mNextBin)
{
continue;
}
- if (mBins[i] < current_min)
+ if (mBins[i].mValue < current_min)
{
- current_min = mBins[i];
+ current_min = mBins[i].mValue;
}
}
}
return current_min;
}
-F32 LLStat::getSum() const
-{
- U32 i;
- F32 sum = 0.f;
- for (i = 0; (i < mNumBins) && (i < mNumValues); i++)
- {
- // Skip the bin we're currently filling.
- if (i == (U32)mNextBin)
- {
- continue;
- }
- sum += mBins[i];
- }
-
- return sum;
-}
-
-F32 LLStat::getSumDuration() const
-{
- U32 i;
- F32 sum = 0.f;
- for (i = 0; (i < mNumBins) && (i < mNumValues); i++)
- {
- // Skip the bin we're currently filling.
- if (i == (U32)mNextBin)
- {
- continue;
- }
- sum += mDT[i];
- }
-
- return sum;
-}
-
F32 LLStat::getPrev(S32 age) const
{
S32 bin;
@@ -1059,7 +240,7 @@ F32 LLStat::getPrev(S32 age) const
// Bogus for bin we're currently working on.
return 0.f;
}
- return mBins[bin];
+ return mBins[bin].mValue;
}
F32 LLStat::getPrevPerSec(S32 age) const
@@ -1077,107 +258,34 @@ F32 LLStat::getPrevPerSec(S32 age) const
// Bogus for bin we're currently working on.
return 0.f;
}
- return mBins[bin] / mDT[bin];
-}
-
-F64 LLStat::getPrevBeginTime(S32 age) const
-{
- S32 bin;
- bin = mCurBin - age;
-
- while (bin < 0)
- {
- bin += mNumBins;
- }
-
- if (bin == mNextBin)
- {
- // Bogus for bin we're currently working on.
- return 0.f;
- }
-
- return mBeginTime[bin];
-}
-
-F64 LLStat::getPrevTime(S32 age) const
-{
- S32 bin;
- bin = mCurBin - age;
-
- while (bin < 0)
- {
- bin += mNumBins;
- }
-
- if (bin == mNextBin)
- {
- // Bogus for bin we're currently working on.
- return 0.f;
- }
-
- return mTime[bin];
-}
-
-F32 LLStat::getBin(S32 bin) const
-{
- return mBins[bin];
-}
-
-F32 LLStat::getBinPerSec(S32 bin) const
-{
- return mBins[bin] / mDT[bin];
-}
-
-F64 LLStat::getBinBeginTime(S32 bin) const
-{
- return mBeginTime[bin];
-}
-
-F64 LLStat::getBinTime(S32 bin) const
-{
- return mTime[bin];
+ return mBins[bin].mValue / mBins[bin].mDT;
}
F32 LLStat::getCurrent() const
{
- return mBins[mCurBin];
+ return mBins[mCurBin].mValue;
}
F32 LLStat::getCurrentPerSec() const
{
- return mBins[mCurBin] / mDT[mCurBin];
-}
-
-F64 LLStat::getCurrentBeginTime() const
-{
- return mBeginTime[mCurBin];
-}
-
-F64 LLStat::getCurrentTime() const
-{
- return mTime[mCurBin];
-}
-
-F32 LLStat::getCurrentDuration() const
-{
- return mDT[mCurBin];
+ return mBins[mCurBin].mValue / mBins[mCurBin].mDT;
}
F32 LLStat::getMeanPerSec() const
{
- U32 i;
+ S32 i;
F32 value = 0.f;
F32 dt = 0.f;
for (i = 0; (i < mNumBins) && (i < mNumValues); i++)
{
// Skip the bin we're currently filling.
- if (i == (U32)mNextBin)
+ if (i == mNextBin)
{
continue;
}
- value += mBins[i];
- dt += mDT[i];
+ value += mBins[i].mValue;
+ dt += mBins[i].mDT;
}
if (dt > 0.f)
@@ -1193,14 +301,14 @@ F32 LLStat::getMeanPerSec() const
F32 LLStat::getMeanDuration() const
{
F32 dur = 0.0f;
- U32 count = 0;
- for (U32 i=0; (i < mNumBins) && (i < mNumValues); i++)
+ S32 count = 0;
+ for (S32 i=0; (i < mNumBins) && (i < mNumValues); i++)
{
- if (i == (U32)mNextBin)
+ if (i == mNextBin)
{
continue;
}
- dur += mDT[i];
+ dur += mBins[i].mDT;
count++;
}
@@ -1217,46 +325,45 @@ F32 LLStat::getMeanDuration() const
F32 LLStat::getMaxPerSec() const
{
- U32 i;
F32 value;
if (mNextBin != 0)
{
- value = mBins[0]/mDT[0];
+ value = mBins[0].mValue/mBins[0].mDT;
}
else if (mNumValues > 0)
{
- value = mBins[1]/mDT[1];
+ value = mBins[1].mValue/mBins[1].mDT;
}
else
{
value = 0.f;
}
- for (i = 0; (i < mNumBins) && (i < mNumValues); i++)
+ for (S32 i = 0; (i < mNumBins) && (i < mNumValues); i++)
{
// Skip the bin we're currently filling.
- if (i == (U32)mNextBin)
+ if (i == mNextBin)
{
continue;
}
- value = llmax(value, mBins[i]/mDT[i]);
+ value = llmax(value, mBins[i].mValue/mBins[i].mDT);
}
return value;
}
F32 LLStat::getMinPerSec() const
{
- U32 i;
+ S32 i;
F32 value;
if (mNextBin != 0)
{
- value = mBins[0]/mDT[0];
+ value = mBins[0].mValue/mBins[0].mDT;
}
else if (mNumValues > 0)
{
- value = mBins[1]/mDT[1];
+ value = mBins[1].mValue/mBins[0].mDT;
}
else
{
@@ -1266,25 +373,15 @@ F32 LLStat::getMinPerSec() const
for (i = 0; (i < mNumBins) && (i < mNumValues); i++)
{
// Skip the bin we're currently filling.
- if (i == (U32)mNextBin)
+ if (i == mNextBin)
{
continue;
}
- value = llmin(value, mBins[i]/mDT[i]);
+ value = llmin(value, mBins[i].mValue/mBins[i].mDT);
}
return value;
}
-F32 LLStat::getMinDuration() const
-{
- F32 dur = 0.0f;
- for (U32 i=0; (i < mNumBins) && (i < mNumValues); i++)
- {
- dur = llmin(dur, mDT[i]);
- }
- return dur;
-}
-
U32 LLStat::getNumValues() const
{
return mNumValues;
@@ -1295,11 +392,6 @@ S32 LLStat::getNumBins() const
return mNumBins;
}
-S32 LLStat::getCurBin() const
-{
- return mCurBin;
-}
-
S32 LLStat::getNextBin() const
{
return mNextBin;
diff --git a/indra/llcommon/llstat.h b/indra/llcommon/llstat.h
index 1a8404cc07..356bd8aac9 100644
--- a/indra/llcommon/llstat.h
+++ b/indra/llcommon/llstat.h
@@ -27,237 +27,13 @@
#ifndef LL_LLSTAT_H
#define LL_LLSTAT_H
-#include <deque>
#include <map>
#include "lltimer.h"
#include "llframetimer.h"
-#include "llfile.h"
class LLSD;
-// Set this if longer stats are needed
-#define ENABLE_LONG_TIME_STATS 0
-
-//
-// Accumulates statistics for an arbitrary length of time.
-// Does this by maintaining a chain of accumulators, each one
-// accumulation the results of the parent. Can scale to arbitrary
-// amounts of time with very low memory cost.
-//
-
-class LL_COMMON_API LLStatAccum
-{
-protected:
- LLStatAccum(bool use_frame_timer);
- virtual ~LLStatAccum();
-
-public:
- enum TimeScale {
- SCALE_100MS,
- SCALE_SECOND,
- SCALE_MINUTE,
-#if ENABLE_LONG_TIME_STATS
- SCALE_HOUR,
- SCALE_DAY,
- SCALE_WEEK,
-#endif
- NUM_SCALES, // Use to size storage arrays
- SCALE_PER_FRAME // For latest frame information - should be after NUM_SCALES since this doesn't go into the time buckets
- };
-
- static U64 sScaleTimes[NUM_SCALES];
-
- virtual F32 meanValue(TimeScale scale) const;
- // see the subclasses for the specific meaning of value
-
- F32 meanValueOverLast100ms() const { return meanValue(SCALE_100MS); }
- F32 meanValueOverLastSecond() const { return meanValue(SCALE_SECOND); }
- F32 meanValueOverLastMinute() const { return meanValue(SCALE_MINUTE); }
-
- void reset(U64 when);
-
- void sum(F64 value);
- void sum(F64 value, U64 when);
-
- U64 getCurrentUsecs() const;
- // Get current microseconds based on timer type
-
- BOOL mUseFrameTimer;
- BOOL mRunning;
-
- U64 mLastTime;
-
- struct Bucket
- {
- Bucket() :
- accum(0.0),
- endTime(0),
- lastValid(false),
- lastAccum(0.0)
- {}
-
- F64 accum;
- U64 endTime;
-
- bool lastValid;
- F64 lastAccum;
- };
-
- Bucket mBuckets[NUM_SCALES];
-
- BOOL mLastSampleValid;
- F64 mLastSampleValue;
-};
-
-class LL_COMMON_API LLStatMeasure : public LLStatAccum
- // gathers statistics about things that are measured
- // ex.: tempature, time dilation
-{
-public:
- LLStatMeasure(bool use_frame_timer = true);
-
- void sample(F64);
- void sample(S32 v) { sample((F64)v); }
- void sample(U32 v) { sample((F64)v); }
- void sample(S64 v) { sample((F64)v); }
- void sample(U64 v) { sample((F64)v); }
-};
-
-
-class LL_COMMON_API LLStatRate : public LLStatAccum
- // gathers statistics about things that can be counted over time
- // ex.: LSL instructions executed, messages sent, simulator frames completed
- // renders it in terms of rate of thing per second
-{
-public:
- LLStatRate(bool use_frame_timer = true);
-
- void count(U32);
- // used to note that n items have occured
-
- void mark();
- // used for counting the rate thorugh a point in the code
-};
-
-
-class LL_COMMON_API LLStatTime : public LLStatAccum
- // gathers statistics about time spent in a block of code
- // measure average duration per second in the block
-{
-public:
- LLStatTime( const std::string & key = "undefined" );
-
- U32 mFrameNumber; // Current frame number
- U64 mTotalTimeInFrame; // Total time (microseconds) accumulated during the last frame
-
- void setKey( const std::string & key ) { mKey = key; };
-
- virtual F32 meanValue(TimeScale scale) const;
-
-private:
- void start(); // Start and stop measuring time block
- void stop();
-
- std::string mKey; // Tag representing this time block
-
-#if LL_DEBUG
- BOOL mRunning; // TRUE if start() has been called
-#endif
-
- friend class LLPerfBlock;
-};
-
-// ----------------------------------------------------------------------------
-
-
-// Use this class on the stack to record statistics about an area of code
-class LL_COMMON_API LLPerfBlock
-{
-public:
- struct StatEntry
- {
- StatEntry(const std::string& key) : mStat(LLStatTime(key)), mCount(0) {}
- LLStatTime mStat;
- U32 mCount;
- };
- typedef std::map<std::string, StatEntry*> stat_map_t;
-
- // Use this constructor for pre-defined LLStatTime objects
- LLPerfBlock(LLStatTime* stat);
-
- // Use this constructor for normal, optional LLPerfBlock time slices
- LLPerfBlock( const char* key );
-
- // Use this constructor for dynamically created LLPerfBlock time slices
- // that are only enabled by specific control flags
- LLPerfBlock( const char* key1, const char* key2, S32 flags = LLSTATS_BASIC_STATS );
-
- ~LLPerfBlock();
-
- enum
- { // Stats bitfield flags
- LLSTATS_NO_OPTIONAL_STATS = 0x00, // No optional stats gathering, just pre-defined LLStatTime objects
- LLSTATS_BASIC_STATS = 0x01, // Gather basic optional runtime stats
- LLSTATS_SCRIPT_FUNCTIONS = 0x02, // Include LSL function calls
- };
- static void setStatsFlags( S32 flags ) { sStatsFlags = flags; };
- static S32 getStatsFlags() { return sStatsFlags; };
-
- static void clearDynamicStats(); // Reset maps to clear out dynamic objects
- static void addStatsToLLSDandReset( LLSD & stats, // Get current information and clear time bin
- LLStatAccum::TimeScale scale );
-
-private:
- // Initialize dynamically created LLStatTime objects
- void initDynamicStat(const std::string& key);
-
- std::string mLastPath; // Save sCurrentStatPath when this is called
- LLStatTime * mPredefinedStat; // LLStatTime object to get data
- StatEntry * mDynamicStat; // StatEntryobject to get data
-
- static S32 sStatsFlags; // Control what is being recorded
- static stat_map_t sStatMap; // Map full path string to LLStatTime objects
- static std::string sCurrentStatPath; // Something like "frame/physics/physics step"
-};
-
-// ----------------------------------------------------------------------------
-
-class LL_COMMON_API LLPerfStats
-{
-public:
- LLPerfStats(const std::string& process_name = "unknown", S32 process_pid = 0);
- virtual ~LLPerfStats();
-
- virtual void init(); // Reset and start all stat timers
- virtual void updatePerFrameStats();
- // Override these function to add process-specific information to the performance log header and per-frame logging.
- virtual void addProcessHeaderInfo(LLSD& info) { /* not implemented */ }
- virtual void addProcessFrameInfo(LLSD& info, LLStatAccum::TimeScale scale) { /* not implemented */ }
-
- // High-resolution frame stats
- BOOL frameStatsIsRunning() { return (mReportPerformanceStatEnd > 0.); };
- F32 getReportPerformanceInterval() const { return mReportPerformanceStatInterval; };
- void setReportPerformanceInterval( F32 interval ) { mReportPerformanceStatInterval = interval; };
- void setReportPerformanceDuration( F32 seconds, S32 flags = LLPerfBlock::LLSTATS_NO_OPTIONAL_STATS );
- void setProcessName(const std::string& process_name) { mProcessName = process_name; }
- void setProcessPID(S32 process_pid) { mProcessPID = process_pid; }
-
-protected:
- void openPerfStatsFile(); // Open file for high resolution metrics logging
- void dumpIntervalPerformanceStats();
-
- llofstream mFrameStatsFile; // File for per-frame stats
- BOOL mFrameStatsFileFailure; // Flag to prevent repeat opening attempts
- BOOL mSkipFirstFrameStats; // Flag to skip one (partial) frame report
- std::string mProcessName;
- S32 mProcessPID;
-
-private:
- F32 mReportPerformanceStatInterval; // Seconds between performance stats
- F64 mReportPerformanceStatEnd; // End time (seconds) for performance stats
-};
-
// ----------------------------------------------------------------------------
class LL_COMMON_API LLStat
{
@@ -268,53 +44,30 @@ private:
static stat_map_t& getStatList();
public:
- LLStat(U32 num_bins = 32, BOOL use_frame_timer = FALSE);
- LLStat(std::string name, U32 num_bins = 32, BOOL use_frame_timer = FALSE);
+ LLStat(std::string name = std::string(), S32 num_bins = 32, BOOL use_frame_timer = FALSE);
~LLStat();
- void reset();
-
void start(); // Start the timer for the current "frame", otherwise uses the time tracked from
// the last addValue
+ void reset();
void addValue(const F32 value = 1.f); // Adds the current value being tracked, and tracks the DT.
void addValue(const S32 value) { addValue((F32)value); }
void addValue(const U32 value) { addValue((F32)value); }
- void setBeginTime(const F64 time);
- void addValueTime(const F64 time, const F32 value = 1.f);
-
- S32 getCurBin() const;
S32 getNextBin() const;
- F32 getCurrent() const;
- F32 getCurrentPerSec() const;
- F64 getCurrentBeginTime() const;
- F64 getCurrentTime() const;
- F32 getCurrentDuration() const;
-
F32 getPrev(S32 age) const; // Age is how many "addValues" previously - zero is current
F32 getPrevPerSec(S32 age) const; // Age is how many "addValues" previously - zero is current
- F64 getPrevBeginTime(S32 age) const;
- F64 getPrevTime(S32 age) const;
-
- F32 getBin(S32 bin) const;
- F32 getBinPerSec(S32 bin) const;
- F64 getBinBeginTime(S32 bin) const;
- F64 getBinTime(S32 bin) const;
-
- F32 getMax() const;
- F32 getMaxPerSec() const;
+ F32 getCurrent() const;
+ F32 getCurrentPerSec() const;
+ F32 getMin() const;
+ F32 getMinPerSec() const;
F32 getMean() const;
F32 getMeanPerSec() const;
F32 getMeanDuration() const;
-
- F32 getMin() const;
- F32 getMinPerSec() const;
- F32 getMinDuration() const;
-
- F32 getSum() const;
- F32 getSumDuration() const;
+ F32 getMax() const;
+ F32 getMaxPerSec() const;
U32 getNumValues() const;
S32 getNumBins() const;
@@ -326,10 +79,21 @@ private:
U32 mNumBins;
F32 mLastValue;
F64 mLastTime;
- F32 *mBins;
- F64 *mBeginTime;
- F64 *mTime;
- F32 *mDT;
+
+ struct ValueEntry
+ {
+ ValueEntry()
+ : mValue(0.f),
+ mBeginTime(0.0),
+ mTime(0.0),
+ mDT(0.f)
+ {}
+ F32 mValue;
+ F64 mBeginTime;
+ F64 mTime;
+ F32 mDT;
+ };
+ ValueEntry* mBins;
S32 mCurBin;
S32 mNextBin;