Diff Report
Run #51c6814c41b47: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c681e794599: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\CacheCollector::updateCache

Drupal\Core\Cache\CacheCollector::updateCacheRun #51c6814c41b47Run #51c681e794599DiffDiff%
Number of Function Calls 1 1 N/A%
Incl. Wall Time (microsec) 5,404 5,404 N/A%
Incl. Wall Time (microsec) per call N/A 5,404 5,404 N/A%
Excl. Wall Time (microsec) 73 73 N/A%
Incl. CPU (microsecs) 3,358 3,358 N/A%
Incl. CPU (microsecs) per call N/A 3,358 3,358 N/A%
Excl. CPU (microsec) 69 69 N/A%
Incl. MemUse (bytes) 136,224 136,224 N/A%
Incl. MemUse (bytes) per call N/A 136,224 136,224 N/A%
Excl. MemUse (bytes) -12,008 -12,008 N/A%
Incl. PeakMemUse (bytes) 116,456 116,456 N/A%
Incl. PeakMemUse (bytes) per call N/A 116,456 116,456 N/A%
Excl. PeakMemUse (bytes) 568 568 N/A%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\CacheCollector::updateCache [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\CacheCollector::updateCache1 6.7% 5,404 0.5% 3,358 0.3% 136,224 0.7% 116,456 0.6%
Exclusive Metrics Diff for Current Function73 1.4% 69 2.1% -12,008 -8.8% 568 0.5%
Parent function
Drupal\Core\Cache\CacheCollector::destruct1 100.0% 5,404 100.0% 3,358 100.0% 136,224 100.0% 116,456 100.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::set1 20.0% 1,868 34.6% 1,255 37.4% 12,224 9.0% 12,672 10.9%
Drupal\Core\Lock\DatabaseLockBackend::acquire1 20.0% 1,632 30.2% 890 26.5% 66,688 49.0% 51,192 44.0%
Drupal\Core\Lock\DatabaseLockBackend::release1 20.0% 1,391 25.7% 882 26.3% 55,872 41.0% 36,144 31.0%
Drupal\Core\Cache\DatabaseBackend::get1 20.0% 432 8.0% 253 7.5% 5,928 4.4% 15,880 13.6%
array_merge1 20.0% 8 0.1% 9 0.3% 7,520 5.5% 0 0.0%