Diff Report
Run #51c6814c41b47: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c6824f48b42: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::doSet

Drupal\Core\Cache\DatabaseBackend::doSetRun #51c6814c41b47Run #51c6824f48b42DiffDiff%
Number of Function Calls 1 1 N/A%
Incl. Wall Time (microsec) 1,970 1,970 N/A%
Incl. Wall Time (microsec) per call N/A 1,970 1,970 N/A%
Excl. Wall Time (microsec) 55 55 N/A%
Incl. CPU (microsecs) 1,241 1,241 N/A%
Incl. CPU (microsecs) per call N/A 1,241 1,241 N/A%
Excl. CPU (microsec) 46 46 N/A%
Incl. MemUse (bytes) 11,032 11,032 N/A%
Incl. MemUse (bytes) per call N/A 11,032 11,032 N/A%
Excl. MemUse (bytes) -4,400 -4,400 N/A%
Incl. PeakMemUse (bytes) 12,888 12,888 N/A%
Incl. PeakMemUse (bytes) per call N/A 12,888 12,888 N/A%
Excl. PeakMemUse (bytes) 352 352 N/A%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::doSet [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\DatabaseBackend::doSet1 5.3% 1,970 0.2% 1,241 0.1% 11,032 0.1% 12,888 0.1%
Exclusive Metrics Diff for Current Function55 2.8% 46 3.7% -4,400 -39.9% 352 2.7%
Parent function
Drupal\Core\Cache\DatabaseBackend::set1 100.0% 1,970 100.0% 1,241 100.0% 11,032 100.0% 12,888 100.0%
Child functions
Drupal\Core\Database\Query\Merge::execute1 11.1% 1,775 90.1% 1,047 84.4% 2,264 20.5% 12,040 93.4%
Drupal\Core\Database\Connection::merge1 11.1% 65 3.3% 66 5.3% 3,688 33.4% 0 0.0%
Drupal\Core\Database\Query\Merge::key1 11.1% 28 1.4% 30 2.4% 1,880 17.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags1 11.1% 20 1.0% 21 1.7% 1,320 12.0% 0 0.0%
Drupal\Core\Database\Query\Merge::fields1 11.1% 10 0.5% 10 0.8% 2,512 22.8% 496 3.8%
serialize1 11.1% 10 0.5% 11 0.9% 1,152 10.4% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::flattenTags1 11.1% 4 0.2% 5 0.4% 1,000 9.1% 0 0.0%
implode1 11.1% 2 0.1% 2 0.2% 824 7.5% 0 0.0%
is_string1 11.1% 1 0.1% 3 0.2% 792 7.2% 0 0.0%