Diff Report
Run #51abc4cb0a647: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51abc588c7973: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #51abc4cb0a647Run #51abc588c7973DiffDiff%
Number of Function Calls50 50 0 0.0%
Incl. Wall Time (microsec)37,263 36,807 -456 -1.2%
Incl. Wall Time (microsec) per call 745 736 -9 -1.2%
Excl. Wall Time (microsec)1,620 1,672 52 3.2%
Incl. CPU (microsecs)22,455 23,467 1,012 4.5%
Incl. CPU (microsecs) per call 449 469 20 4.5%
Excl. CPU (microsec)1,411 1,488 77 5.5%
Incl. MemUse (bytes)1,564,000 1,565,424 1,424 0.1%
Incl. MemUse (bytes) per call 31,280 31,308 28 0.1%
Excl. MemUse (bytes)-131,600 -131,344 256 0.2%
Incl. PeakMemUse (bytes)1,645,672 1,647,064 1,392 0.1%
Incl. PeakMemUse (bytes) per call 32,913 32,941 28 0.1%
Excl. PeakMemUse (bytes)65,512 65,760 248 0.4%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::getMultiple [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::getMultiple0 N/A% -456 -829.1% 1,012 60.3% 1,424 5.2% 1,392 5.2%
Exclusive Metrics Diff for Current Function52 11.4% 77 7.6% 256 18.0% 248 17.8%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -331 -72.6% 1,069 105.6% 1,424 100.0% 1,392 100.0%
field_attach_load0 N/A% -125 -27.4% -57 -5.6% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -452 -99.1% 456 45.1% 0 0.0% -168 -12.1%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -43 -9.4% 513 50.7% 1,168 82.0% 1,312 94.3%
array_diff0 N/A% -6 -1.3% -14 -1.4% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% -4 -0.9% -2 -0.2% 0 0.0% 0 0.0%
array_keys0 N/A% -3 -0.7% -18 -1.8% 0 0.0% 0 0.0%