Diff Report
Run #512a20b11c1ab: XHProf Run (Namespace=drupal-perf)
vs.
Run #512a1f7f217a6: XHProf Run (Namespace=drupal-perf)
Tip
Click a function name below to drill down.

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

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #512a20b11c1abRun #512a1f7f217a6DiffDiff%
Number of Function Calls73 58 -15 -20.5%
Incl. Wall Time (microsec)19,741 16,403 -3,338 -16.9%
Incl. Wall Time (microsec) per call 270 283 12 4.6%
Excl. Wall Time (microsec)2,627 2,245 -382 -14.5%
Incl. CPU (microsecs)20,001 12,000 -8,001 -40.0%
Incl. CPU (microsecs) per call 274 207 -67 -24.5%
Excl. CPU (microsec)4,001 0 -4,001 -100.0%
Incl. MemUse (bytes)3,134,096 2,601,136 -532,960 -17.0%
Incl. MemUse (bytes) per call 42,933 44,847 1,914 4.5%
Excl. MemUse (bytes)12,384 54,992 42,608 344.1%
Incl. PeakMemUse (bytes)3,842,976 3,003,896 -839,080 -21.8%
Incl. PeakMemUse (bytes) per call 52,644 51,791 -852 -1.6%
Excl. PeakMemUse (bytes)183,376 121,248 -62,128 -33.9%

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::getMultiple-15 -12.5% -3,338 -10.0% -8,001 -25.0% -532,960 -16.0% -839,080 -24.6%
Exclusive Metrics Diff for Current Function-382 -11.4% -4,001 -50.0% 42,608 8.0% -62,128 -7.4%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get-15 -100.0% -3,353 -100.4% -12,001 -150.0% -532,968 -100.0% -834,592 -99.5%
field_attach_load0 0.0% 15 0.4% 4,000 50.0% 8 0.0% -4,488 -0.5%
Child functions
Drupal\Core\Database\Connection::query-15 -14.3% -1,598 -47.9% 0 0.0% -117,064 -22.0% -93,264 -11.1%
Drupal\Core\Cache\DatabaseBackend::prepareItem-15 -14.3% -1,103 -33.0% -4,000 -50.0% -444,920 -83.5% -679,952 -81.0%
Drupal\Core\Database\Database::getConnection-30 -28.6% -121 -3.6% 0 0.0% 24 0.0% -1,056 -0.1%
Drupal\Core\Database\Connection::escapeTable-15 -14.3% -96 -2.9% 0 0.0% -2,480 -0.5% -2,680 -0.3%
array_diff-15 -14.3% -23 -0.7% 0 0.0% -3,480 -0.7% 0 0.0%
array_keys-15 -14.3% -15 -0.4% 0 0.0% -7,648 -1.4% 0 0.0%
Symfony\Component\ClassLoader\UniversalClassLoader::loadClass0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%