Diff Report
Run #5204417bc7ab7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5204425923c81: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Lock\DatabaseLockBackend::acquire

Drupal\Core\Lock\DatabaseLockBackend::acquireRun #5204417bc7ab7Run #5204425923c81DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,035 1,943 -92 -4.5%
Incl. Wall Time (microsec) per call 2,035 1,943 -92 -4.5%
Excl. Wall Time (microsec)58 50 -8 -13.8%
Incl. CPU (microsecs)531 521 -10 -1.9%
Incl. CPU (microsecs) per call 531 521 -10 -1.9%
Excl. CPU (microsec)49 41 -8 -16.3%
Incl. MemUse (bytes)67,064 67,064 0 0.0%
Incl. MemUse (bytes) per call 67,064 67,064 0 0.0%
Excl. MemUse (bytes)1,624 1,624 0 0.0%
Incl. PeakMemUse (bytes)50,160 50,136 -24 -0.0%
Incl. PeakMemUse (bytes) per call 50,160 50,136 -24 -0.0%
Excl. PeakMemUse (bytes)1,560 1,560 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Lock\DatabaseLockBackend::acquire [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\Lock\DatabaseLockBackend::acquire0 N/A% -92 -116.5% -10 -1.3% 0 0.0% -24 -0.1%
Exclusive Metrics Diff for Current Function-8 -8.7% -8 -80.0% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\CacheCollector::updateCache0 N/A% -92 -100.0% -10 -100.0% 0 N/A% -24 -100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% -83 -90.2% -1 -10.0% 0 N/A% 8 33.3%
Drupal\Core\Lock\LockBackendAbstract::getLockId0 N/A% -4 -4.3% -4 -40.0% 0 N/A% 0 0.0%
db_insert0 N/A% 3 3.3% 4 40.0% 0 N/A% -32 -133.3%
microtime0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Insert::fields0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
max0 N/A% 0 0.0% -1 -10.0% 0 N/A% 0 0.0%