Diff Report
Run #5578e32524136: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5578e29590a73: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip
Click a function name below to drill down.

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

Drupal\Core\Cache\DatabaseBackend::doSetRun #5578e32524136Run #5578e29590a73DiffDiff%
Number of Function Calls1 -1 -100.0%
Incl. Wall Time (microsec)1,619 -1,619 -100.0%
Incl. Wall Time (microsec) per call 1,619 N/A -1,619 -100.0%
Excl. Wall Time (microsec)38 -38 -100.0%
Incl. MemUse (bytes)138,728 -138,728 -100.0%
Incl. MemUse (bytes) per call 138,728 N/A -138,728 -100.0%
Excl. MemUse (bytes)-5,504 5,504 100.0%
Incl. PeakMemUse (bytes)142,304 -142,304 -100.0%
Incl. PeakMemUse (bytes) per call 142,304 N/A -142,304 -100.0%
Excl. PeakMemUse (bytes)2,312 -2,312 -100.0%

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.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\DatabaseBackend::doSet-1 -8.3% -1,619 -12.3% -138,728 -24.1% -142,304 -28.0%
Exclusive Metrics Diff for Current Function-38 -2.3% 5,504 4.0% -2,312 -1.6%
Parent function
Drupal\Core\Cache\DatabaseBackend::set-1 -100.0% -1,619 -100.0% -138,728 -100.0% -142,304 -100.0%
Child functions
Drupal\Core\Database\Query\Merge::execute-1 -9.1% -1,339 -82.7% -77,552 -55.9% -83,536 -58.7%
Drupal\Core\Database\Connection::merge-1 -9.1% -158 -9.8% -49,592 -35.7% -29,784 -20.9%
serialize-1 -9.1% -41 -2.5% -4,000 -2.9% -19,456 -13.7%
Drupal\Core\Cache\DatabaseCacheTagsChecksum::getCurrentChecksum-1 -9.1% -17 -1.1% -1,904 -1.4% -136 -0.1%
Drupal\Core\Database\Query\Merge::key-1 -9.1% -15 -0.9% -5,680 -4.1% -4,480 -3.1%
Drupal\Core\Cache\DatabaseBackend::normalizeCid-1 -9.1% -5 -0.3% -688 -0.5% -840 -0.6%
Drupal\Core\Database\Query\Merge::fields-1 -9.1% -5 -0.3% -2,128 -1.5% -1,488 -1.0%
round-1 -9.1% -1 -0.1% -648 -0.5% 0 0.0%
implode-1 -9.1% 0 0.0% -744 -0.5% 0 0.0%
is_string-1 -9.1% 0 0.0% -648 -0.5% -272 -0.2%
microtime-1 -9.1% 0 0.0% -648 -0.5% 0 0.0%