Diff Report
Run #52f5c574bebaf: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c520502f0: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #52f5c574bebafRun #52f5c520502f0DiffDiff%
Number of Function Calls44 44 0 0.0%
Incl. Wall Time (microsec)16,936 17,280 344 2.0%
Incl. Wall Time (microsec) per call 385 393 8 2.0%
Excl. Wall Time (microsec)1,206 1,198 -8 -0.7%
Incl. CPU (microsecs)11,567 11,831 264 2.3%
Incl. CPU (microsecs) per call 263 269 6 2.3%
Excl. CPU (microsec)1,074 1,053 -21 -2.0%
Incl. MemUse (bytes)1,237,248 1,236,288 -960 -0.1%
Incl. MemUse (bytes) per call 28,119 28,097 -22 -0.1%
Excl. MemUse (bytes)-79,536 -79,648 -112 -0.1%
Incl. PeakMemUse (bytes)1,772,264 1,772,312 48 0.0%
Incl. PeakMemUse (bytes) per call 40,279 40,280 1 0.0%
Excl. PeakMemUse (bytes)118,384 118,704 320 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% 344 1495.7% 264 287.0% -960 -2.2% 48 0.1%
Exclusive Metrics Diff for Current Function-8 -2.3% -21 -8.0% -112 -11.7% 320 666.7%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 285 82.8% 232 87.9% -1,000 -104.2% -528 -1100.0%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 59 17.2% 32 12.1% 40 4.2% 576 1200.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 281 81.7% 210 79.5% -48 -5.0% 752 1566.7%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 48 14.0% 48 18.2% -800 -83.3% -992 -2066.7%
Drupal\Core\Database\Connection::escapeTable0 N/A% 24 7.0% 26 9.8% 0 0.0% -32 -66.7%
array_keys0 N/A% -3 -0.9% 1 0.4% 0 0.0% 0 0.0%
array_diff0 N/A% 2 0.6% 0 0.0% 0 0.0% 0 0.0%