Diff Report
Run #565918537d922: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5659186b7d6e0: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #565918537d922Run #5659186b7d6e0DiffDiff%
Number of Function Calls2,171 2,171 0 0.0%
Incl. Wall Time (microsec)2,845,739 2,832,457 -13,282 -0.5%
Incl. Wall Time (microsec) per call 1,311 1,305 -6 -0.5%
Excl. Wall Time (microsec)173,596 177,339 3,743 2.2%
Incl. MemUse (bytes)269,741,696 269,770,640 28,944 0.0%
Incl. MemUse (bytes) per call 124,248 124,261 13 0.0%
Excl. MemUse (bytes)130,175,896 130,174,176 -1,720 -0.0%
Incl. PeakMemUse (bytes)440,780,672 442,186,240 1,405,568 0.3%
Incl. PeakMemUse (bytes) per call 203,031 203,679 647 0.3%
Excl. PeakMemUse (bytes)131,849,680 131,840,416 -9,264 -0.0%

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.
MemUse
Diff
(bytes)
IMemUse
Diff%
Incl.
PeakMemUse
Diff
(bytes)
IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -13,282 -2.9% 28,944 1.9% 1,405,568 91.9%
Exclusive Metrics Diff for Current Function3,743 28.2% -1,720 -5.9% -9,264 -0.7%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -10,542 -79.4% 22,792 78.7% 1,365,816 97.2%
Drupal\Core\Cache\ChainedFastBackend::getMultiple0 N/A% -2,740 -20.6% 6,152 21.3% 39,752 2.8%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::query0 N/A% -39,714 -299.0% 25,240 87.2% 532,096 37.9%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 22,137 166.7% 1,168 4.0% 889,864 63.3%
Drupal\Core\Database\Connection::escapeTable0 N/A% 539 4.1% 1,888 6.5% 0 0.0%
array_keys0 N/A% -430 -3.2% 4,320 14.9% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::normalizeCid0 N/A% 334 2.5% 0 0.0% -7,128 -0.5%
array_diff0 N/A% 109 0.8% -1,952 -6.7% 0 0.0%