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-rw-r--r--indra/llcommon/llsys.cpp159
-rw-r--r--indra/llcommon/llsys.h10
2 files changed, 58 insertions, 111 deletions
diff --git a/indra/llcommon/llsys.cpp b/indra/llcommon/llsys.cpp
index e4404f31c7..8222702c50 100644
--- a/indra/llcommon/llsys.cpp
+++ b/indra/llcommon/llsys.cpp
@@ -665,11 +665,7 @@ static U32 LLMemoryAdjustKBResult(U32 inKB)
U32 LLMemoryInfo::getPhysicalMemoryKB() const
{
#if LL_WINDOWS
- MEMORYSTATUSEX state;
- state.dwLength = sizeof(state);
- GlobalMemoryStatusEx(&state);
-
- return LLMemoryAdjustKBResult((U32)(state.ullTotalPhys >> 10));
+ return LLMemoryAdjustKBResult(mStatsMap["Total Physical KB"]);
#elif LL_DARWIN
// This might work on Linux as well. Someone check...
@@ -717,15 +713,11 @@ U32 LLMemoryInfo::getPhysicalMemoryClamped() const
void LLMemoryInfo::getAvailableMemoryKB(U32& avail_physical_mem_kb, U32& avail_virtual_mem_kb)
{
#if LL_WINDOWS
- MEMORYSTATUSEX state;
- state.dwLength = sizeof(state);
- GlobalMemoryStatusEx(&state);
-
- avail_physical_mem_kb = (U32)(state.ullAvailPhys/1024) ;
- avail_virtual_mem_kb = (U32)(state.ullAvailVirtual/1024) ;
+ avail_physical_mem_kb = mStatsMap["Avail Physical KB"];
+ avail_virtual_mem_kb = mStatsMap["Avail Virtual KB"];
#elif LL_DARWIN
- // Run vm_stat and filter output, scaling for page size:
+ // mStatsMap is derived from vm_stat, look for (e.g.) "kb free":
// $ vm_stat
// Mach Virtual Memory Statistics: (page size of 4096 bytes)
// Pages free: 462078.
@@ -743,7 +735,7 @@ void LLMemoryInfo::getAvailableMemoryKB(U32& avail_physical_mem_kb, U32& avail_v
avail_virtual_mem_kb = -1 ;
#elif LL_LINUX
- // Read selected lines from MEMINFO_FILE:
+ // mStatsMap is derived from MEMINFO_FILE:
// $ cat /proc/meminfo
// MemTotal: 4108424 kB
// MemFree: 1244064 kB
@@ -811,114 +803,58 @@ void LLMemoryInfo::stream(std::ostream& s) const
// introducer line, then read subsequent lines, etc...
std::string pfx(LLError::utcTime() + " <mem> ");
-#if LL_WINDOWS
- MEMORYSTATUSEX state;
- state.dwLength = sizeof(state);
- GlobalMemoryStatusEx(&state);
-
- s << pfx << "Percent Memory use: " << (U32)state.dwMemoryLoad << '%' << std::endl;
- s << pfx << "Total Physical KB: " << (U32)(state.ullTotalPhys/1024) << std::endl;
- s << pfx << "Avail Physical KB: " << (U32)(state.ullAvailPhys/1024) << std::endl;
- s << pfx << "Total page KB: " << (U32)(state.ullTotalPageFile/1024) << std::endl;
- s << pfx << "Avail page KB: " << (U32)(state.ullAvailPageFile/1024) << std::endl;
- s << pfx << "Total Virtual KB: " << (U32)(state.ullTotalVirtual/1024) << std::endl;
- s << pfx << "Avail Virtual KB: " << (U32)(state.ullAvailVirtual/1024) << std::endl;
-
-#elif LL_DARWIN
- uint64_t phys = 0;
-
- size_t len = sizeof(phys);
-
- if(sysctlbyname("hw.memsize", &phys, &len, NULL, 0) == 0)
- {
- s << pfx << "Total Physical KB: " << phys/1024 << std::endl;
- }
- else
- {
- s << "Unable to collect hw.memsize memory information" << std::endl;
- }
+ // Most of the reason we even store mStatsArray is to preserve the
+ // original order in which we obtained these stats from the OS. So use
+ // mStatsArray in this method rather than mStatsMap, which should present
+ // the same information but in arbitrary order.
- FILE* pout = popen("vm_stat 2>&1", "r");
- if (! pout)
- {
- s << "Unable to collect vm_stat memory information" << std::endl;
- }
- else
+ // Max key length
+ size_t key_width(0);
+ BOOST_FOREACH(LLSD pair, inArray(mStatsArray))
{
- // Here 'pout' is vm_stat's stdout. Copy it to output stream.
- char line[100];
- while (fgets(line, sizeof(line), pout))
+ size_t len(pair[0].asString().length());
+ if (len > key_width)
{
- s << pfx << line;
+ key_width = len;
}
- fclose(pout);
}
-#elif LL_SOLARIS
- U64 phys = 0;
-
- phys = (U64)(sysconf(_SC_PHYS_PAGES)) * (U64)(sysconf(_SC_PAGESIZE)/1024);
-
- s << pfx << "Total Physical KB: " << phys << std::endl;
-
-#elif LL_LINUX
- std::ifstream meminfo(MEMINFO_FILE);
- if (meminfo.is_open())
- {
- std::string line;
- while (std::getline(meminfo, line))
- {
- s << pfx << line << '\n';
- }
- }
- else
+ // Now stream stats
+ BOOST_FOREACH(LLSD pair, inArray(mStatsArray))
{
- s << "Unable to collect memory information" << std::endl;
+ s << pfx << std::setw(key_width+1) << (pair[0].asString() + ':')
+ << ' '
+ << std::setw(12) << pair[1].asInteger() << std::endl;
}
-
-#else
- s << "Unknown system; unable to collect memory information" << std::endl;
-
-#endif
}
LLSD LLMemoryInfo::getStatsMap() const
{
- LLSD map;
-
- BOOST_FOREACH(LLSD pair, inArray(mData))
- {
- // Have to be clear that we want the key asString() to specify map
- // indexing rather than array subscripting.
- map[pair[0].asString()] = pair[1];
- }
-
- return map;
+ return mStatsMap;
}
LLSD LLMemoryInfo::getStatsArray() const
{
- return mData;
+ return mStatsArray;
}
LLMemoryInfo& LLMemoryInfo::refresh()
{
- // This implementation is derived from stream() code (as of 2011-06-29).
- // Hopefully we'll reimplement stream() to use mData before long...
- mData = LLSD::emptyArray();
+ // This implementation is derived from stream() code (as of 2011-06-29).
+ mStatsArray = LLSD::emptyArray();
#if LL_WINDOWS
MEMORYSTATUSEX state;
state.dwLength = sizeof(state);
GlobalMemoryStatusEx(&state);
- mData.append(LLSDArray("Percent Memory use")(LLSD::Integer(state.dwMemoryLoad)));
- mData.append(LLSDArray("Total Physical KB") (LLSD::Integer(state.ullTotalPhys/1024)));
- mData.append(LLSDArray("Avail Physical KB") (LLSD::Integer(state.ullAvailPhys/1024)));
- mData.append(LLSDArray("Total page KB") (LLSD::Integer(state.ullTotalPageFile/1024)));
- mData.append(LLSDArray("Avail page KB") (LLSD::Integer(state.ullAvailPageFile/1024)));
- mData.append(LLSDArray("Total Virtual KB") (LLSD::Integer(state.ullTotalVirtual/1024)));
- mData.append(LLSDArray("Avail Virtual KB") (LLSD::Integer(state.ullAvailVirtual/1024)));
+ mStatsArray.append(LLSDArray("Percent Memory use")(LLSD::Integer(state.dwMemoryLoad)));
+ mStatsArray.append(LLSDArray("Total Physical KB") (LLSD::Integer(state.ullTotalPhys/1024)));
+ mStatsArray.append(LLSDArray("Avail Physical KB") (LLSD::Integer(state.ullAvailPhys/1024)));
+ mStatsArray.append(LLSDArray("Total page KB") (LLSD::Integer(state.ullTotalPageFile/1024)));
+ mStatsArray.append(LLSDArray("Avail page KB") (LLSD::Integer(state.ullAvailPageFile/1024)));
+ mStatsArray.append(LLSDArray("Total Virtual KB") (LLSD::Integer(state.ullTotalVirtual/1024)));
+ mStatsArray.append(LLSDArray("Avail Virtual KB") (LLSD::Integer(state.ullAvailVirtual/1024)));
#elif LL_DARWIN
uint64_t phys = 0;
@@ -927,7 +863,7 @@ LLMemoryInfo& LLMemoryInfo::refresh()
if (sysctlbyname("hw.memsize", &phys, &len, NULL, 0) == 0)
{
- mData.append(LLSDArray("Total Physical KB")(LLSD::Integer(phys/1024)));
+ mStatsArray.append(LLSDArray("Total Physical KB")(LLSD::Integer(phys/1024)));
}
else
{
@@ -972,6 +908,7 @@ LLMemoryInfo& LLMemoryInfo::refresh()
{
line[--linelen] = '\0';
}
+ LL_DEBUGS("LLMemoryInfo") << line << LL_ENDL;
if (boost::regex_search(line, matched, pagesize_rx))
{
// "Mach Virtual Memory Statistics: (page size of 4096 bytes)"
@@ -988,7 +925,7 @@ LLMemoryInfo& LLMemoryInfo::refresh()
<< "' in vm_stat line: " << line << LL_ENDL;
continue;
}
- mData.append(LLSDArray("page size")(pagesizekb));
+ mStatsArray.append(LLSDArray("page size")(pagesizekb));
}
else if (boost::regex_match(line, matched, stat_rx))
{
@@ -1014,7 +951,7 @@ LLMemoryInfo& LLMemoryInfo::refresh()
continue;
}
// Store this statistic.
- mData.append(LLSDArray(key)(value));
+ mStatsArray.append(LLSDArray(key)(value));
// Is this in units of pages? If so, convert to Kb.
static const LLSD::String pages("Pages ");
if (key.substr(0, pages.length()) == pages)
@@ -1022,7 +959,7 @@ LLMemoryInfo& LLMemoryInfo::refresh()
// Synthesize a new key with kb in place of Pages
LLSD::String kbkey("kb ");
kbkey.append(key.substr(pages.length()));
- mData.append(LLSDArray(kbkey)(value * pagesizekb));
+ mStatsArray.append(LLSDArray(kbkey)(value * pagesizekb));
}
}
else if (boost::regex_match(line, matched, cache_rx))
@@ -1044,7 +981,7 @@ LLMemoryInfo& LLMemoryInfo::refresh()
<< "' in vm_stat line: " << line << LL_ENDL;
continue;
}
- mData.append(LLSDArray(cache_keys[i])(value));
+ mStatsArray.append(LLSDArray(cache_keys[i])(value));
}
}
else
@@ -1060,7 +997,7 @@ LLMemoryInfo& LLMemoryInfo::refresh()
phys = (U64)(sysconf(_SC_PHYS_PAGES)) * (U64)(sysconf(_SC_PAGESIZE)/1024);
- mData.append(LLSDArray("Total Physical KB")(phys));
+ mStatsArray.append(LLSDArray("Total Physical KB")(phys));
#elif LL_LINUX
std::ifstream meminfo(MEMINFO_FILE);
@@ -1092,6 +1029,7 @@ LLMemoryInfo& LLMemoryInfo::refresh()
std::string line;
while (std::getline(meminfo, line))
{
+ LL_DEBUGS("LLMemoryInfo") << line << LL_ENDL;
if (boost::regex_match(line, matched, stat_rx))
{
// e.g. "MemTotal: 4108424 kB"
@@ -1110,7 +1048,7 @@ LLMemoryInfo& LLMemoryInfo::refresh()
continue;
}
// Store this statistic.
- mData.append(LLSDArray(key)(value));
+ mStatsArray.append(LLSDArray(key)(value));
}
else
{
@@ -1129,12 +1067,19 @@ LLMemoryInfo& LLMemoryInfo::refresh()
#endif
- // should become LL_DEBUGS when we're happy
- LL_INFOS("LLMemoryInfo") << "Populated mData:\n";
- LLSDSerialize::toPrettyXML(mData, LL_CONT);
- LL_ENDL;
+ // Recast same data as mStatsMap for easy access
+ BOOST_FOREACH(LLSD pair, inArray(mStatsArray))
+ {
+ // Specify asString() to disambiguate map indexing from array
+ // subscripting.
+ mStatsMap[pair[0].asString()] = pair[1];
+ }
+
+ LL_DEBUGS("LLMemoryInfo") << "Populated mStatsMap:\n";
+ LLSDSerialize::toPrettyXML(mStatsMap, LL_CONT);
+ LL_ENDL;
- return *this;
+ return *this;
}
std::ostream& operator<<(std::ostream& s, const LLOSInfo& info)
diff --git a/indra/llcommon/llsys.h b/indra/llcommon/llsys.h
index 5b44757e08..8565bfa0b9 100644
--- a/indra/llcommon/llsys.h
+++ b/indra/llcommon/llsys.h
@@ -141,10 +141,12 @@ public:
LLMemoryInfo& refresh();
private:
- // Internally, we store memory stats as for getStatsArray(). It's
- // straightforward to convert that to getStatsMap() form, less so to
- // reconstruct the original order when converting the other way.
- LLSD mData;
+ // Memory stats for getStatsArray(). It's straightforward to convert that
+ // to getStatsMap() form, less so to reconstruct the original order when
+ // converting the other way.
+ LLSD mStatsArray;
+ // Memory stats for getStatsMap().
+ LLSD mStatsMap;
};
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