From fb2bc3a0e0f61e6f1ba8f96999c1f6f3b88c1661 Mon Sep 17 00:00:00 2001 From: Steve Bennetts Date: Mon, 21 Dec 2009 13:15:59 -0800 Subject: Better error handling for HTTP Texture code. --- indra/newview/lltexturefetch.cpp | 32 +++++++++++++++++++++++++------- 1 file changed, 25 insertions(+), 7 deletions(-) (limited to 'indra/newview/lltexturefetch.cpp') diff --git a/indra/newview/lltexturefetch.cpp b/indra/newview/lltexturefetch.cpp index e80dafe245..3f489544b4 100644 --- a/indra/newview/lltexturefetch.cpp +++ b/indra/newview/lltexturefetch.cpp @@ -801,7 +801,7 @@ bool LLTextureFetchWorker::doWork(S32 param) if (mState == SEND_HTTP_REQ) { { - const S32 HTTP_QUEUE_MAX_SIZE = 32; + const S32 HTTP_QUEUE_MAX_SIZE = 8; // *TODO: Integrate this with llviewerthrottle // Note: LLViewerThrottle uses dynamic throttling which makes sense for UDP, // but probably not for Textures. @@ -874,12 +874,30 @@ bool LLTextureFetchWorker::doWork(S32 param) S32 cur_size = mFormattedImage.notNull() ? mFormattedImage->getDataSize() : 0; if (mRequestedSize < 0) { - const S32 HTTP_MAX_RETRY_COUNT = 3; - S32 max_attempts = (mGetStatus == HTTP_NOT_FOUND) ? 1 : HTTP_MAX_RETRY_COUNT + 1; - llinfos << "HTTP GET failed for: " << mUrl - << " Status: " << mGetStatus << " Reason: '" << mGetReason << "'" - << " Attempt:" << mHTTPFailCount+1 << "/" << max_attempts << llendl; - ++mHTTPFailCount; + S32 max_attempts; + if (mGetStatus == HTTP_NOT_FOUND) + { + mHTTPFailCount = max_attempts = 1; // Don't retry + llinfos << "Texture missing from server (404): " << mUrl << llendl; + } + else if (mGetStatus == HTTP_SERVICE_UNAVAILABLE) + { + // *TODO: Should probably introduce a timer here to delay future HTTP requsts + // for a short time (~1s) to ease server load? Ideally the server would queue + // requests instead of returning 503... we already limit the number pending. + ++mHTTPFailCount; + max_attempts = mHTTPFailCount+1; // Keep retrying + LL_INFOS_ONCE("Texture") << "Texture server busy (503): " << mUrl << LL_ENDL; + } + else + { + const S32 HTTP_MAX_RETRY_COUNT = 3; + max_attempts = HTTP_MAX_RETRY_COUNT + 1; + ++mHTTPFailCount; + llinfos << "HTTP GET failed for: " << mUrl + << " Status: " << mGetStatus << " Reason: '" << mGetReason << "'" + << " Attempt:" << mHTTPFailCount+1 << "/" << max_attempts << llendl; + } if (mHTTPFailCount >= max_attempts) { if (cur_size > 0) -- cgit v1.2.3