Diff Report
Run #51b032b631491: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b033ccbc666: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51b032b631491Run #51b033ccbc666DiffDiff%
Number of Function Calls80 80 0 0.0%
Incl. Wall Time (microsec)7,139 7,681 542 7.6%
Incl. Wall Time (microsec) per call 89 96 7 7.6%
Excl. Wall Time (microsec)1,542 1,564 22 1.4%
Incl. CPU (microsecs)4,373 4,541 168 3.8%
Incl. CPU (microsecs) per call 55 57 2 3.8%
Excl. CPU (microsec)1,279 1,308 29 2.3%
Incl. MemUse (bytes)64,176 64,176 0 0.0%
Incl. MemUse (bytes) per call 802 802 0 0.0%
Excl. MemUse (bytes)-104,064 -104,056 8 0.0%
Incl. PeakMemUse (bytes)58,824 58,880 56 0.1%
Incl. PeakMemUse (bytes) per call 735 736 1 0.1%
Excl. PeakMemUse (bytes)9,208 9,320 112 1.2%

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% 542 2.8% 168 0.8% 0 0.0% 56 0.0%
Exclusive Metrics Diff for Current Function22 4.1% 29 17.3% 8 N/A% 112 200.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 563 103.9% 175 104.2% 0 N/A% 56 100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -21 -3.9% -7 -4.2% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 455 83.9% 87 51.8% 0 N/A% -80 -142.9%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 95 17.5% 89 53.0% 0 N/A% 0 0.0%
array_keys0 N/A% -19 -3.5% -26 -15.5% -8 N/A% -8 -14.3%
drupal_static0 N/A% -9 -1.7% -10 -6.0% 0 N/A% 0 0.0%
array_diff0 N/A% -3 -0.6% -1 -0.6% 0 N/A% 32 57.1%
array_fill_keys0 N/A% 1 0.2% 0 0.0% 0 N/A% 0 0.0%