Diff Report
Run #531ee5f3237b0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ee657ba49e: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::getDriverClass

Drupal\Core\Database\Connection::getDriverClassRun #531ee5f3237b0Run #531ee657ba49eDiffDiff%
Number of Function Calls31 31 0 0.0%
Incl. Wall Time (microsec)1,990 1,950 -40 -2.0%
Incl. Wall Time (microsec) per call 64 63 -1 -2.0%
Excl. Wall Time (microsec)61 58 -3 -4.9%
Incl. CPU (microsecs)2,027 1,982 -45 -2.2%
Incl. CPU (microsecs) per call 65 64 -1 -2.2%
Excl. CPU (microsec)95 87 -8 -8.4%
Incl. MemUse (bytes)411,128 411,216 88 0.0%
Incl. MemUse (bytes) per call 13,262 13,265 3 0.0%
Excl. MemUse (bytes)2,824 2,816 -8 -0.3%
Incl. PeakMemUse (bytes)401,888 401,992 104 0.0%
Incl. PeakMemUse (bytes) per call 12,964 12,967 3 0.0%
Excl. PeakMemUse (bytes)1,800 1,920 120 6.7%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::getDriverClass [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\Database\Connection::getDriverClass0 N/A% -40 -1.6% -45 -1.5% 88 0.1% 104 0.1%
Exclusive Metrics Diff for Current Function-3 -7.5% -8 -17.8% -8 -9.1% 120 115.4%
Parent functions
Drupal\Core\Database\Connection::select0 N/A% -44 -110.0% -50 -111.1% -8 -9.1% -152 -146.2%
system_requirements0 N/A% 4 10.0% 5 11.1% 96 109.1% 256 246.2%
Child functions
class_exists0 N/A% -37 -92.5% -37 -82.2% 96 109.1% -16 -15.4%
Drupal\Core\Database\Driver\mysql\Connection::driver0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%