Modified: trunk/Source/WebCore/ChangeLog (212042 => 212043)
--- trunk/Source/WebCore/ChangeLog 2017-02-10 05:08:59 UTC (rev 212042)
+++ trunk/Source/WebCore/ChangeLog 2017-02-10 05:26:08 UTC (rev 212043)
@@ -1,3 +1,21 @@
+2017-02-09 Simon Fraser <simon.fra...@apple.com>
+
+ Improve IOSurfacePool logging
+ https://bugs.webkit.org/show_bug.cgi?id=168098
+
+ Reviewed by Tim Horton.
+
+ Pass a string to DUMP_POOL_STATISTICS so we can tell what's triggering the
+ logging.
+
+ * platform/graphics/cg/IOSurfacePool.cpp:
+ (WebCore::IOSurfacePool::takeSurface):
+ (WebCore::IOSurfacePool::addSurface):
+ (WebCore::IOSurfacePool::evict):
+ (WebCore::IOSurfacePool::collectionTimerFired):
+ (WebCore::IOSurfacePool::showPoolStatistics):
+ * platform/graphics/cg/IOSurfacePool.h:
+
2017-02-09 Alex Christensen <achristen...@webkit.org>
Unreviewed, rolling out r212040.
Modified: trunk/Source/WebCore/platform/graphics/cg/IOSurfacePool.cpp (212042 => 212043)
--- trunk/Source/WebCore/platform/graphics/cg/IOSurfacePool.cpp 2017-02-10 05:08:59 UTC (rev 212042)
+++ trunk/Source/WebCore/platform/graphics/cg/IOSurfacePool.cpp 2017-02-10 05:26:08 UTC (rev 212043)
@@ -41,11 +41,11 @@
// they can't be immediately returned when requested (but will be freed up in the future).
const size_t maximumInUseBytes = defaultMaximumBytesCached / 2;
-#define ENABLE_IOSURFACE_POOL_STATISTICS false
+#define ENABLE_IOSURFACE_POOL_STATISTICS 0
#if ENABLE_IOSURFACE_POOL_STATISTICS
-#define DUMP_POOL_STATISTICS() do { showPoolStatistics(); } while (0);
+#define DUMP_POOL_STATISTICS(reason) do { showPoolStatistics(reason); } while (0);
#else
-#define DUMP_POOL_STATISTICS() ((void)0)
+#define DUMP_POOL_STATISTICS(reason) ((void)0)
#endif
namespace WebCore {
@@ -112,7 +112,7 @@
CachedSurfaceMap::iterator mapIter = m_cachedSurfaces.find(size);
if (mapIter == m_cachedSurfaces.end()) {
- DUMP_POOL_STATISTICS();
+ DUMP_POOL_STATISTICS("takeSurface - none with matching size");
return nullptr;
}
@@ -134,7 +134,7 @@
surface->setIsVolatile(false);
- DUMP_POOL_STATISTICS();
+ DUMP_POOL_STATISTICS("takeSurface - taking");
return surface;
}
@@ -151,11 +151,11 @@
surface->setIsVolatile(false);
- DUMP_POOL_STATISTICS();
+ DUMP_POOL_STATISTICS("takeSurface - taking in-use");
return surface;
}
- DUMP_POOL_STATISTICS();
+ DUMP_POOL_STATISTICS("takeSurface - failing");
return nullptr;
}
@@ -184,12 +184,12 @@
if (surfaceIsInUse) {
m_inUseSurfaces.prepend(WTFMove(surface));
scheduleCollectionTimer();
- DUMP_POOL_STATISTICS();
+ DUMP_POOL_STATISTICS("addSurface - in-use");
return;
}
insertSurfaceIntoPool(WTFMove(surface));
- DUMP_POOL_STATISTICS();
+ DUMP_POOL_STATISTICS("addSurface");
}
void IOSurfacePool::insertSurfaceIntoPool(std::unique_ptr<IOSurface> surface)
@@ -240,8 +240,11 @@
void IOSurfacePool::evict(size_t additionalSize)
{
+ DUMP_POOL_STATISTICS("before evict");
+
if (additionalSize >= m_maximumBytesCached) {
discardAllSurfaces();
+ DUMP_POOL_STATISTICS("after evict all");
return;
}
@@ -261,6 +264,8 @@
while (m_inUseBytesCached > maximumInUseBytes || m_bytesCached > targetSize)
tryEvictInUseSurface();
+
+ DUMP_POOL_STATISTICS("after evict");
}
void IOSurfacePool::collectInUseSurfaces()
@@ -310,7 +315,7 @@
m_collectionTimer.stop();
platformGarbageCollectNow();
- DUMP_POOL_STATISTICS();
+ DUMP_POOL_STATISTICS("collectionTimerFired");
}
void IOSurfacePool::scheduleCollectionTimer()
@@ -331,10 +336,10 @@
platformGarbageCollectNow();
}
-void IOSurfacePool::showPoolStatistics()
+void IOSurfacePool::showPoolStatistics(const char* reason)
{
#if ENABLE_IOSURFACE_POOL_STATISTICS
- WTFLogAlways("IOSurfacePool Statistics\n");
+ WTFLogAlways("IOSurfacePool Statistics: %s\n", reason);
unsigned totalSurfaces = 0;
size_t totalSize = 0;
size_t totalPurgeableSize = 0;
@@ -356,7 +361,7 @@
totalSize += queueSize;
totalPurgeableSize += queuePurgeableSize;
- WTFLogAlways(" %d x %d: %zu surfaces for %zd KB (%zd KB purgeable)", keyAndSurfaces.key.width(), keyAndSurfaces.key.height(), keyAndSurfaces.value.size(), queueSize / 1024, queuePurgeableSize / 1024);
+ WTFLogAlways(" %d x %d: %zu surfaces for %.2f MB (%.2f MB purgeable)", keyAndSurfaces.key.width(), keyAndSurfaces.key.height(), keyAndSurfaces.value.size(), queueSize / (1024.0 * 1024.0), queuePurgeableSize / (1024.0 * 1024.0));
}
size_t inUseSize = 0;
@@ -366,13 +371,15 @@
}
totalSize += inUseSize;
- WTFLogAlways(" IN USE: %zu surfaces for %zd KB", m_inUseSurfaces.size(), inUseSize / 1024);
+ WTFLogAlways(" IN USE: %zu surfaces for %.2f MB", m_inUseSurfaces.size(), inUseSize / (1024.0 * 1024.0));
// FIXME: Should move consistency checks elsewhere, and always perform them in debug builds.
ASSERT(m_bytesCached == totalSize);
ASSERT(m_bytesCached <= m_maximumBytesCached);
- WTFLogAlways(" TOTAL: %d surfaces for %zd KB (%zd KB purgeable)\n", totalSurfaces, totalSize / 1024, totalPurgeableSize / 1024);
+ WTFLogAlways(" TOTAL: %d surfaces for %.2f MB (%.2f MB purgeable)\n", totalSurfaces, totalSize / (1024.0 * 1024.0), totalPurgeableSize / (1024.0 * 1024.0));
+#else
+ UNUSED_PARAM(reason);
#endif
}
Modified: trunk/Source/WebCore/platform/graphics/cg/IOSurfacePool.h (212042 => 212043)
--- trunk/Source/WebCore/platform/graphics/cg/IOSurfacePool.h 2017-02-10 05:08:59 UTC (rev 212042)
+++ trunk/Source/WebCore/platform/graphics/cg/IOSurfacePool.h 2017-02-10 05:26:08 UTC (rev 212043)
@@ -53,8 +53,6 @@
WEBCORE_EXPORT void setPoolSize(size_t);
- void showPoolStatistics();
-
private:
IOSurfacePool();
@@ -92,6 +90,8 @@
void platformGarbageCollectNow();
+ void showPoolStatistics(const char*);
+
Timer m_collectionTimer;
CachedSurfaceMap m_cachedSurfaces;
CachedSurfaceQueue m_inUseSurfaces;