Diff Report
Run #51b517a409f93: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b518680585e: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51b517a409f93Run #51b518680585eDiffDiff%
Number of Function Calls122 122 0 0.0%
Incl. Wall Time (microsec)10,516 10,566 50 0.5%
Incl. Wall Time (microsec) per call 86 87 0 0.5%
Excl. Wall Time (microsec)2,420 2,458 38 1.6%
Incl. CPU (microsecs)7,289 7,324 35 0.5%
Incl. CPU (microsecs) per call 60 60 0 0.5%
Excl. CPU (microsec)2,088 2,113 25 1.2%
Incl. MemUse (bytes)82,880 82,880 0 0.0%
Incl. MemUse (bytes) per call 679 679 0 0.0%
Excl. MemUse (bytes)-152,776 -152,832 -56 -0.0%
Incl. PeakMemUse (bytes)90,000 90,296 296 0.3%
Incl. PeakMemUse (bytes) per call 738 740 2 0.3%
Excl. PeakMemUse (bytes)20,464 20,512 48 0.2%

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% 50 1.0% 35 1.2% 0 0.0% 296 0.9%
Exclusive Metrics Diff for Current Function38 76.0% 25 71.4% -56 N/A% 48 16.2%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 43 86.0% 29 82.9% 0 N/A% 296 100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 7 14.0% 6 17.1% 0 N/A% 0 0.0%
Child functions
drupal_static0 N/A% 74 148.0% 80 228.6% 0 N/A% 24 8.1%
Drupal\Core\Database\Connection::query0 N/A% -58 -116.0% -74 -211.4% 0 N/A% 72 24.3%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 31 62.0% 28 80.0% 0 N/A% 0 0.0%
array_keys0 N/A% -23 -46.0% -28 -80.0% 56 N/A% 56 18.9%
array_diff0 N/A% -11 -22.0% 0 0.0% 0 N/A% 96 32.4%
array_fill_keys0 N/A% -1 -2.0% 4 11.4% 0 N/A% 0 0.0%