Diff Report
Run #5219624c55207: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #521962849973a: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::doSet

Drupal\Core\Cache\DatabaseBackend::doSetRun #5219624c55207Run #521962849973aDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,293 2,779 486 21.2%
Incl. Wall Time (microsec) per call 2,293 2,779 486 21.2%
Excl. Wall Time (microsec)43 105 62 144.2%
Incl. CPU (microsecs)1,248 1,389 141 11.3%
Incl. CPU (microsecs) per call 1,248 1,389 141 11.3%
Excl. CPU (microsec)33 42 9 27.3%
Incl. MemUse (bytes)140,032 140,032 0 0.0%
Incl. MemUse (bytes) per call 140,032 140,032 0 0.0%
Excl. MemUse (bytes)-4,400 -4,400 0 0.0%
Incl. PeakMemUse (bytes)113,280 113,280 0 0.0%
Incl. PeakMemUse (bytes) per call 113,280 113,280 0 0.0%
Excl. PeakMemUse (bytes)1,168 1,168 0 0.0%

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::doSet0 N/A% 486 917.0% 141 111.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function62 12.8% 9 6.4% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::set0 N/A% 486 100.0% 141 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Merge::execute0 N/A% 417 85.8% 74 52.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::merge0 N/A% 7 1.4% 6 4.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::key0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::fields0 N/A% 0 0.0% 52 36.9% 0 N/A% 0 N/A%
serialize0 N/A% 0 0.0% 1 0.7% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 0 0.0% 1 0.7% 0 N/A% 0 N/A%
implode0 N/A% 0 0.0% -1 -0.7% 0 N/A% 0 N/A%
is_string0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::flattenTags0 N/A% 0 0.0% -1 -0.7% 0 N/A% 0 N/A%