Diff Report
Run #52e49acfb0eb8: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e49b394aea8: 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 #52e49acfb0eb8Run #52e49b394aea8DiffDiff%
Number of Function Calls63 64 1 1.6%
Incl. Wall Time (microsec)25,458 25,676 218 0.9%
Incl. Wall Time (microsec) per call 404 401 -3 -0.7%
Excl. Wall Time (microsec)1,775 1,773 -2 -0.1%
Incl. CPU (microsecs)17,043 17,169 126 0.7%
Incl. CPU (microsecs) per call 271 268 -2 -0.8%
Excl. CPU (microsec)1,571 1,598 27 1.7%
Incl. MemUse (bytes)1,835,720 1,838,816 3,096 0.2%
Incl. MemUse (bytes) per call 29,138 28,732 -407 -1.4%
Excl. MemUse (bytes)-411,528 -415,864 -4,336 -1.1%
Incl. PeakMemUse (bytes)2,540,064 2,539,504 -560 -0.0%
Incl. PeakMemUse (bytes) per call 40,318 39,680 -639 -1.6%
Excl. PeakMemUse (bytes)189,960 190,592 632 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::getMultiple1 16.7% 218 19.7% 126 15.5% 3,096 12.0% -560 -2.1%
Exclusive Metrics Diff for Current Function-2 -0.9% 27 21.4% -4,336 -140.1% 632 112.9%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get1 100.0% 242 111.0% 161 127.8% 3,104 100.3% -336 -60.0%
Drupal\Core\Config\CachedStorage::readMultiple0 0.0% -24 -11.0% -35 -27.8% -8 -0.3% -224 -40.0%
Child functions
Drupal\Core\Database\Connection::query1 20.0% 191 87.6% 103 81.7% 5,848 188.9% -184 -32.9%
Drupal\Core\Cache\DatabaseBackend::prepareItem1 20.0% 22 10.1% 7 5.6% 952 30.7% -976 -174.3%
array_diff1 20.0% 13 6.0% 0 0.0% 168 5.4% 0 0.0%
Drupal\Core\Database\Connection::escapeTable1 20.0% -6 -2.8% -4 -3.2% 80 2.6% -32 -5.7%
array_keys1 20.0% 0 0.0% -7 -5.6% 384 12.4% 0 0.0%