Diff Report
Run #531ccbd4518b6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ccb2cb8e3d: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

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

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #531ccbd4518b6Run #531ccb2cb8e3dDiffDiff%
Number of Function Calls67 67 0 0.0%
Incl. Wall Time (microsec)26,995 27,070 75 0.3%
Incl. Wall Time (microsec) per call 403 404 1 0.3%
Excl. Wall Time (microsec)1,640 1,598 -42 -2.6%
Incl. CPU (microsecs)18,798 18,811 13 0.1%
Incl. CPU (microsecs) per call 281 281 0 0.1%
Excl. CPU (microsec)1,417 1,392 -25 -1.8%
Incl. MemUse (bytes)2,702,920 2,702,104 -816 -0.0%
Incl. MemUse (bytes) per call 40,342 40,330 -12 -0.0%
Excl. MemUse (bytes)-60,912 -61,152 -240 -0.4%
Incl. PeakMemUse (bytes)3,160,040 3,168,024 7,984 0.3%
Incl. PeakMemUse (bytes) per call 47,165 47,284 119 0.3%
Excl. PeakMemUse (bytes)229,752 230,328 576 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% 75 76.5% 13 5.0% -816 -2.1% 7,984 20.2%
Exclusive Metrics Diff for Current Function-42 -56.0% -25 -192.3% -240 -29.4% 576 7.2%
Parent functions
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 137 182.7% 61 469.2% -32 -3.9% 7,848 98.3%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -62 -82.7% -48 -369.2% -784 -96.1% 136 1.7%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 83 110.7% 74 569.2% -624 -76.5% 1,080 13.5%
Drupal\Core\Database\Connection::query0 N/A% 25 33.3% -44 -338.5% 32 3.9% 6,064 76.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 11 14.7% 6 46.2% 16 2.0% 264 3.3%
array_keys0 N/A% -5 -6.7% -1 -7.7% 0 0.0% 0 0.0%
array_diff0 N/A% 3 4.0% 3 23.1% 0 0.0% 0 0.0%