Diff Report
Run #54e199664caef: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #54e1a1589bdae: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum

Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksumRun #54e199664caefRun #54e1a1589bdaeDiffDiff%
Number of Function Calls175 175 0 0.0%
Incl. Wall Time (microsec)3,902 4,080 178 4.6%
Incl. Wall Time (microsec) per call 22 23 1 4.6%
Excl. Wall Time (microsec)1,065 1,118 53 5.0%
Incl. MemUse (bytes)16,616 16,616 0 0.0%
Incl. MemUse (bytes) per call 95 95 0 0.0%
Excl. MemUse (bytes)-272,848 -272,848 0 0.0%
Incl. PeakMemUse (bytes)28,576 28,576 0 0.0%
Incl. PeakMemUse (bytes) per call 163 163 0 0.0%
Excl. PeakMemUse (bytes)1,872 1,872 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% 178 10.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function53 29.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% 178 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 114 64.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllKeyed0 N/A% 19 10.7% 0 N/A% 0 N/A%
array_keys0 N/A% -6 -3.4% 0 N/A% 0 N/A%
array_diff0 N/A% -3 -1.7% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 1 0.6% 0 N/A% 0 N/A%