Diff Report
Run #52c1d5ca86be3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52c1d65bccb31: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip
Click a function name below to drill down.

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

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #52c1d5ca86be3Run #52c1d65bccb31DiffDiff%
Number of Function Calls79 79 0 0.0%
Incl. Wall Time (microsec)5,499 5,274 -225 -4.1%
Incl. Wall Time (microsec) per call 70 67 -3 -4.1%
Excl. Wall Time (microsec)1,651 1,539 -112 -6.8%
Incl. CPU (microsecs)5,081 4,873 -208 -4.1%
Incl. CPU (microsecs) per call 64 62 -3 -4.1%
Excl. CPU (microsec)1,342 1,221 -121 -9.0%
Incl. MemUse (bytes)67,528 67,528 0 0.0%
Incl. MemUse (bytes) per call 855 855 0 0.0%
Excl. MemUse (bytes)-138,016 -138,032 -16 -0.0%
Incl. PeakMemUse (bytes)110,304 110,080 -224 -0.2%
Incl. PeakMemUse (bytes) per call 1,396 1,393 -3 -0.2%
Excl. PeakMemUse (bytes)15,464 15,304 -160 -1.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::checksumTags [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::checksumTags0 N/A% -225 -1.5% -208 -6.8% 0 0.0% -224 -0.3%
Exclusive Metrics Diff for Current Function-112 -49.8% -121 -58.2% -16 N/A% -160 -71.4%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -225 -100.0% -208 -100.0% 0 N/A% -224 -100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -58 -25.8% -25 -12.0% -16 N/A% 56 25.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -42 -18.7% -46 -22.1% 0 N/A% 0 0.0%
array_diff0 N/A% -12 -5.3% -15 -7.2% 0 N/A% -120 -53.6%
drupal_static0 N/A% 8 3.6% 8 3.8% 0 N/A% 0 0.0%
array_keys0 N/A% -8 -3.6% -8 -3.8% 32 N/A% 0 0.0%
array_fill_keys0 N/A% -1 -0.4% -1 -0.5% 0 N/A% 0 0.0%