Diff Report
Run #5394e21e9bd45: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5394e33e8d847: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #5394e21e9bd45Run #5394e33e8d847DiffDiff%
Number of Function Calls168 168 0 0.0%
Incl. Wall Time (microsec)20,771 20,566 -205 -1.0%
Incl. Wall Time (microsec) per call 124 122 -1 -1.0%
Excl. Wall Time (microsec)5,358 5,335 -23 -0.4%
Incl. CPU (microsecs)18,827 18,597 -230 -1.2%
Incl. CPU (microsecs) per call 112 111 -1 -1.2%
Excl. CPU (microsec)4,569 4,602 33 0.7%
Incl. MemUse (bytes)165,256 34,272 -130,984 -79.3%
Incl. MemUse (bytes) per call 984 204 -780 -79.3%
Excl. MemUse (bytes)-1,168,608 -1,299,520 -130,912 -11.2%
Incl. PeakMemUse (bytes)306,496 305,960 -536 -0.2%
Incl. PeakMemUse (bytes) per call 1,824 1,821 -3 -0.2%
Excl. PeakMemUse (bytes)98,640 98,688 48 0.0%

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% -205 -47.2% -230 -25.3% -130,984 -49615.2% -536 -56.8%
Exclusive Metrics Diff for Current Function-23 -11.2% 33 14.3% -130,912 -99.9% 48 9.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -205 -100.0% -230 -100.0% -130,984 -100.0% -536 -100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -119 -58.0% -167 -72.6% -40 -0.0% -544 -101.5%
array_diff0 N/A% -76 -37.1% -60 -26.1% 0 0.0% -24 -4.5%
drupal_static0 N/A% 20 9.8% -2 -0.9% 0 0.0% 0 0.0%
array_fill_keys0 N/A% -7 -3.4% -11 -4.8% 0 0.0% 0 0.0%
array_keys0 N/A% -6 -2.9% -30 -13.0% -32 -0.0% -16 -3.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 6 2.9% 7 3.0% 0 0.0% 0 0.0%