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Bug 730163 - Telemetry for how long we wait to acquire the cache service lock. r=michal.novotny

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This commit is contained in:
Nick Hurley 2012-02-28 18:40:39 -05:00
parent 04d373eb1c
commit 076a7f08b6
2 changed files with 9 additions and 1 deletions
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8
netwerk/cache/nsCacheService.cpp vendored
View File

@ -2324,7 +2324,13 @@ nsCacheService::OnDataSizeChange(nsCacheEntry * entry, PRInt32 deltaSize)
void
nsCacheService::Lock()
{
gService->mLock.Lock();
if (NS_IsMainThread()) {
Telemetry::AutoTimer<Telemetry::CACHE_SERVICE_LOCK_WAIT_MAINTHREAD> timer;
gService->mLock.Lock();
} else {
Telemetry::AutoTimer<Telemetry::CACHE_SERVICE_LOCK_WAIT> timer;
gService->mLock.Lock();
}
}
void

2
toolkit/components/telemetry/TelemetryHistograms.h
View File

@ -223,6 +223,8 @@ HISTOGRAM(CACHE_MEMORY_SEARCH, 1, 100, 100, LINEAR, "Time to search memory cache
HISTOGRAM(CACHE_DISK_SEARCH, 1, 100, 100, LINEAR, "Time to search disk cache (ms)")
HISTOGRAM(CACHE_OFFLINE_SEARCH, 1, 100, 100, LINEAR, "Time to search offline cache (ms)")
HISTOGRAM(HTTP_DISK_CACHE_OVERHEAD, 1, 32000000, 100, EXPONENTIAL, "HTTP Disk cache memory overhead (bytes)")
HISTOGRAM(CACHE_SERVICE_LOCK_WAIT, 1, 10000, 10000, LINEAR, "Time spent waiting on the cache service lock (ms)")
HISTOGRAM(CACHE_SERVICE_LOCK_WAIT_MAINTHREAD, 1, 10000, 10000, LINEAR, "Time spent waiting on the cache service lock on the main thread (ms)")
HISTOGRAM(DNS_LOOKUP_METHOD, 1, 7, 7, LINEAR, "DNS Lookup Type (hit, renewal, negative-hit, literal, overflow, network-first, network-shared)")
HISTOGRAM(DNS_CLEANUP_AGE, 1, 1440, 50, EXPONENTIAL, "DNS Cache Entry Age at Removal Time (minutes)")