Diff Report
Run #519eb7a1537f7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb880e5974: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519eb7a1537f7Run #519eb880e5974DiffDiff%
Number of Function Calls119 119 0 0.0%
Incl. Wall Time (microsec)8,774 8,555 -219 -2.5%
Incl. Wall Time (microsec) per call 74 72 -2 -2.5%
Excl. Wall Time (microsec)2,464 2,470 6 0.2%
Incl. CPU (microsecs)6,131 6,242 111 1.8%
Incl. CPU (microsecs) per call 52 52 1 1.8%
Excl. CPU (microsec)2,146 2,143 -3 -0.1%
Incl. MemUse (bytes)45,832 45,832 0 0.0%
Incl. MemUse (bytes) per call 385 385 0 0.0%
Excl. MemUse (bytes)-56,044 -56,024 20 0.0%
Incl. PeakMemUse (bytes)40,452 42,836 2,384 5.9%
Incl. PeakMemUse (bytes) per call 340 360 20 5.9%
Excl. PeakMemUse (bytes)11,128 11,804 676 6.1%

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% -219 -6.1% 111 107.8% 0 0.0% 2,384 1.5%
Exclusive Metrics Diff for Current Function6 2.7% -3 -2.7% 20 N/A% 676 28.4%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -214 -97.7% 110 99.1% 0 N/A% 2,384 100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -5 -2.3% 1 0.9% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -283 -129.2% 45 40.5% 0 N/A% 756 31.7%
array_keys0 N/A% 52 23.7% 55 49.5% -20 N/A% 828 34.7%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 15 6.8% 15 13.5% 0 N/A% 0 0.0%
drupal_static0 N/A% -11 -5.0% 11 9.9% 0 N/A% 0 0.0%
array_diff0 N/A% 3 1.4% -9 -8.1% 0 N/A% 124 5.2%
array_fill_keys0 N/A% -1 -0.5% -3 -2.7% 0 N/A% 0 0.0%