Diff Report
Run #519eb20dce0a3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519eb193b2faa: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519eb20dce0a3Run #519eb193b2faaDiffDiff%
Number of Function Calls110 110 0 0.0%
Incl. Wall Time (microsec)6,511 7,180 669 10.3%
Incl. Wall Time (microsec) per call 59 65 6 10.3%
Excl. Wall Time (microsec)1,707 1,923 216 12.7%
Incl. CPU (microsecs)4,262 4,644 382 9.0%
Incl. CPU (microsecs) per call 39 42 3 9.0%
Excl. CPU (microsec)1,425 1,623 198 13.9%
Incl. MemUse (bytes)73,032 73,056 24 0.0%
Incl. MemUse (bytes) per call 664 664 0 0.0%
Excl. MemUse (bytes)-100,384 -100,376 8 0.0%
Incl. PeakMemUse (bytes)64,104 63,776 -328 -0.5%
Incl. PeakMemUse (bytes) per call 583 580 -3 -0.5%
Excl. PeakMemUse (bytes)12,784 12,704 -80 -0.6%

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% 669 7.6% 382 2.5% 24 0.0% -328 -0.0%
Exclusive Metrics Diff for Current Function216 32.3% 198 51.8% 8 33.3% -80 -24.4%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 501 74.9% 342 89.5% 24 100.0% -328 -100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 168 25.1% 40 10.5% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 281 42.0% -28 -7.3% 0 0.0% -264 -80.5%
drupal_static0 N/A% 111 16.6% 125 32.7% 0 0.0% 16 4.9%
array_keys0 N/A% 52 7.8% 76 19.9% 16 66.7% -40 -12.2%
array_diff0 N/A% 11 1.6% 15 3.9% 0 0.0% -8 -2.4%
array_fill_keys0 N/A% -4 -0.6% -6 -1.6% 0 0.0% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 2 0.3% 2 0.5% 0 0.0% 48 14.6%