Diff Report
Run #519ffa0e6cdec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ffa6332b29: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519ffa0e6cdecRun #519ffa6332b29DiffDiff%
Number of Function Calls67 67 0 0.0%
Incl. Wall Time (microsec)27,129 27,229 100 0.4%
Incl. Wall Time (microsec) per call 405 406 1 0.4%
Excl. Wall Time (microsec)1,864 1,898 34 1.8%
Incl. CPU (microsecs)12,000 24,001 12,001 100.0%
Incl. CPU (microsecs) per call 179 358 179 100.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)1,756,744 1,760,312 3,568 0.2%
Incl. MemUse (bytes) per call 26,220 26,273 53 0.2%
Excl. MemUse (bytes)-149,368 -148,656 712 0.5%
Incl. PeakMemUse (bytes)2,450,600 2,454,904 4,304 0.2%
Incl. PeakMemUse (bytes) per call 36,576 36,640 64 0.2%
Excl. PeakMemUse (bytes)167,816 168,304 488 0.3%

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% 100 4.8% 12,001 150.0% 3,568 5.3% 4,304 6.3%
Exclusive Metrics Diff for Current Function34 34.0% 0 0.0% 712 20.0% 488 11.3%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 76 76.0% 8,001 66.7% 3,568 100.0% 4,304 100.0%
field_attach_load0 N/A% 24 24.0% 4,000 33.3% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 224 224.0% -4,000 -33.3% -48 -1.3% 520 12.1%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -171 -171.0% 12,001 100.0% 2,896 81.2% 3,296 76.6%
Drupal\Core\Database\Connection::escapeTable0 N/A% 10 10.0% 0 0.0% 0 0.0% 0 0.0%
array_keys0 N/A% 2 2.0% 0 0.0% 0 0.0% 0 0.0%
array_diff0 N/A% 1 1.0% 4,000 33.3% 8 0.2% 0 0.0%