Diff Report
Run #55a8735248325: XHProf Run (Namespace=drupal-perf-lauriii)
vs.
Run #55a8732244c39: XHProf Run (Namespace=drupal-perf-lauriii)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #55a8735248325Run #55a8732244c39DiffDiff%
Number of Function Calls45 48 3 6.7%
Incl. Wall Time (microsec)8,752 9,556 804 9.2%
Incl. Wall Time (microsec) per call 194 199 5 2.4%
Excl. Wall Time (microsec)872 935 63 7.2%
Incl. MemUse (bytes)2,372,856 2,841,656 468,800 19.8%
Incl. MemUse (bytes) per call 52,730 59,201 6,471 12.3%
Excl. MemUse (bytes)196,544 270,816 74,272 37.8%
Incl. PeakMemUse (bytes)2,862,696 3,402,104 539,408 18.8%
Incl. PeakMemUse (bytes) per call 63,615 70,877 7,262 11.4%
Excl. PeakMemUse (bytes)230,792 297,120 66,328 28.7%

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::getMultiple3 12.5% 804 13.0% 468,800 45.6% 539,408 51.3%
Exclusive Metrics Diff for Current Function63 7.8% 74,272 15.8% 66,328 12.3%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get3 100.0% 834 103.7% 468,800 100.0% 537,704 99.7%
Drupal\Core\Config\CachedStorage::readMultiple0 0.0% -29 -3.6% 0 0.0% 1,704 0.3%
Drupal\Core\Entity\ContentEntityStorageBase::getFromPersistentCache0 0.0% -1 -0.1% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem3 14.3% 573 71.3% 385,408 82.2% 470,552 87.2%
Drupal\Core\Database\Connection::query3 14.3% 168 20.9% 6,232 1.3% 2,000 0.4%
array_keys6 28.6% -10 -1.2% 2,096 0.4% 256 0.0%
Drupal\Core\Cache\DatabaseBackend::normalizeCid3 14.3% 9 1.1% 0 0.0% 80 0.0%
array_diff3 14.3% 1 0.1% 504 0.1% 0 0.0%
Drupal\Core\Database\Connection::escapeTable3 14.3% 0 0.0% 288 0.1% 192 0.0%