Diff Report
Run #550de0f0bfc62: XHProf Run (Namespace=drupal-perf-davidhernandez)
vs.
Run #550de0b43acdf: XHProf Run (Namespace=drupal-perf-davidhernandez)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum

Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksumRun #550de0f0bfc62Run #550de0b43acdfDiffDiff%
Number of Function Calls85 85 0 0.0%
Incl. Wall Time (microsec)1,973 2,052 79 4.0%
Incl. Wall Time (microsec) per call 23 24 1 4.0%
Excl. Wall Time (microsec)559 565 6 1.1%
Incl. MemUse (bytes)11,568 11,568 0 0.0%
Incl. MemUse (bytes) per call 136 136 0 0.0%
Excl. MemUse (bytes)-76,872 -76,872 0 0.0%
Incl. PeakMemUse (bytes)12,464 12,464 0 0.0%
Incl. PeakMemUse (bytes) per call 147 147 0 0.0%
Excl. PeakMemUse (bytes)2,080 2,080 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% 79 15.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function6 7.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% 79 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 55 69.6% 0 N/A% 0 N/A%
array_keys0 N/A% 13 16.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllKeyed0 N/A% 7 8.9% 0 N/A% 0 N/A%
array_diff0 N/A% -3 -3.8% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 1 1.3% 0 N/A% 0 N/A%