Diff Report
Run #519b1557bbc04: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519b1a785aaa6: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519b1557bbc04Run #519b1a785aaa6DiffDiff%
Number of Function Calls99 99 0 0.0%
Incl. Wall Time (microsec)6,675 6,839 164 2.5%
Incl. Wall Time (microsec) per call 67 69 2 2.5%
Excl. Wall Time (microsec)2,361 2,421 60 2.5%
Incl. CPU (microsecs)6,174 6,285 111 1.8%
Incl. CPU (microsecs) per call 62 63 1 1.8%
Excl. CPU (microsec)2,054 2,105 51 2.5%
Incl. MemUse (bytes)72,232 72,232 0 0.0%
Incl. MemUse (bytes) per call 730 730 0 0.0%
Excl. MemUse (bytes)-106,456 -106,424 32 0.0%
Incl. PeakMemUse (bytes)79,560 79,480 -80 -0.1%
Incl. PeakMemUse (bytes) per call 804 803 -1 -0.1%
Excl. PeakMemUse (bytes)22,696 22,616 -80 -0.4%

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% 164 8.2% 111 5.1% 0 0.0% -80 -0.5%
Exclusive Metrics Diff for Current Function60 36.6% 51 45.9% 32 N/A% -80 -100.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 165 100.6% 101 91.0% 0 N/A% -80 -100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -1 -0.6% 10 9.0% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 82 50.0% 37 33.3% 0 N/A% 48 60.0%
drupal_static0 N/A% 17 10.4% 14 12.6% 0 N/A% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 13 7.9% 16 14.4% 0 N/A% 0 0.0%
array_diff0 N/A% -11 -6.7% -8 -7.2% 0 N/A% -32 -40.0%
array_keys0 N/A% 3 1.8% -1 -0.9% -32 N/A% -16 -20.0%
array_fill_keys0 N/A% 0 0.0% 2 1.8% 0 N/A% 0 0.0%