Diff Report
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e62cef49a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #52f2e60305388Run #52f2e62cef49aDiffDiff%
Number of Function Calls97 97 0 0.0%
Incl. Wall Time (microsec)5,596 5,428 -168 -3.0%
Incl. Wall Time (microsec) per call 58 56 -2 -3.0%
Excl. Wall Time (microsec)1,401 1,414 13 0.9%
Incl. CPU (microsecs)4,376 4,270 -106 -2.4%
Incl. CPU (microsecs) per call 45 44 -1 -2.4%
Excl. CPU (microsec)1,171 1,158 -13 -1.1%
Incl. MemUse (bytes)72,192 72,192 0 0.0%
Incl. MemUse (bytes) per call 744 744 0 0.0%
Excl. MemUse (bytes)-123,104 -123,112 -8 -0.0%
Incl. PeakMemUse (bytes)90,920 90,864 -56 -0.1%
Incl. PeakMemUse (bytes) per call 937 937 -1 -0.1%
Excl. PeakMemUse (bytes)14,408 14,408 0 0.0%

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% -168 -7.4% -106 -5.2% 0 0.0% -56 -0.1%
Exclusive Metrics Diff for Current Function13 7.7% -13 -12.3% -8 N/A% 0 0.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -166 -98.8% -103 -97.2% 0 N/A% -56 -100.0%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% -2 -1.2% -3 -2.8% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -148 -88.1% -81 -76.4% -8 N/A% -64 -114.3%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -23 -13.7% -18 -17.0% 0 N/A% 0 0.0%
array_keys0 N/A% -18 -10.7% -18 -17.0% 16 N/A% 8 14.3%
drupal_static0 N/A% 9 5.4% 33 31.1% 0 N/A% 0 0.0%
array_diff0 N/A% -1 -0.6% -7 -6.6% 0 N/A% 0 0.0%
array_fill_keys0 N/A% 0 0.0% -2 -1.9% 0 N/A% 0 0.0%