Diff Report
Run #519ff0715b88b: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519fedcae68c3: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519ff0715b88bRun #519fedcae68c3DiffDiff%
Number of Function Calls78 78 0 0.0%
Incl. Wall Time (microsec)6,660 7,600 940 14.1%
Incl. Wall Time (microsec) per call 85 97 12 14.1%
Excl. Wall Time (microsec)1,429 1,460 31 2.2%
Incl. CPU (microsecs)4,074 4,272 198 4.9%
Incl. CPU (microsecs) per call 52 55 3 4.9%
Excl. CPU (microsec)1,190 1,197 7 0.6%
Incl. MemUse (bytes)56,368 56,368 0 0.0%
Incl. MemUse (bytes) per call 723 723 0 0.0%
Excl. MemUse (bytes)-81,824 -81,816 8 0.0%
Incl. PeakMemUse (bytes)49,984 49,728 -256 -0.5%
Incl. PeakMemUse (bytes) per call 641 638 -3 -0.5%
Excl. PeakMemUse (bytes)8,904 8,800 -104 -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% 940 75.3% 198 13.4% 0 0.0% -256 -0.3%
Exclusive Metrics Diff for Current Function31 3.3% 7 3.5% 8 N/A% -104 -40.6%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 950 101.1% 162 81.8% 0 N/A% -256 -100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -10 -1.1% 36 18.2% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 830 88.3% 90 45.5% 0 N/A% 32 12.5%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 98 10.4% 99 50.0% 0 N/A% 0 0.0%
drupal_static0 N/A% -14 -1.5% 4 2.0% 0 N/A% -56 -21.9%
array_keys0 N/A% -7 -0.7% -1 -0.5% -8 N/A% -72 -28.1%
array_diff0 N/A% 2 0.2% 5 2.5% 0 N/A% -56 -21.9%
array_fill_keys0 N/A% 0 0.0% -6 -3.0% 0 N/A% 0 0.0%