Diff Report
Run #5659123816918: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #565914310b034: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum

Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksumRun #5659123816918Run #565914310b034DiffDiff%
Number of Function Calls161 161 0 0.0%
Incl. Wall Time (microsec)3,862 3,873 11 0.3%
Incl. Wall Time (microsec) per call 24 24 0 0.3%
Excl. Wall Time (microsec)817 847 30 3.7%
Incl. MemUse (bytes)42,616 42,584 -32 -0.1%
Incl. MemUse (bytes) per call 265 264 -0 -0.1%
Excl. MemUse (bytes)-183,120 -183,152 -32 -0.0%
Incl. PeakMemUse (bytes)61,344 62,272 928 1.5%
Incl. PeakMemUse (bytes) per call 381 387 6 1.5%
Excl. PeakMemUse (bytes)1,280 1,280 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum0 N/A% 11 0.8% -32 -1.5% 928 35.3%
Exclusive Metrics Diff for Current Function30 272.7% -32 -100.0% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% 11 100.0% -32 -100.0% 928 100.0%
Child functions
array_diff0 N/A% -17 -154.5% -8 -25.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::query0 N/A% -7 -63.6% -24 -75.0% 928 100.0%
array_keys0 N/A% 5 45.5% 32 100.0% 0 0.0%
array_fill_keys0 N/A% 1 9.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Statement::fetchAllKeyed0 N/A% -1 -9.1% 0 0.0% 0 0.0%