Diff Report
Run #519b130ea93e9: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519b0e62696b0: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for dblog_watchdog

dblog_watchdogRun #519b130ea93e9Run #519b0e62696b0DiffDiff%
Number of Function Calls2 -2 -100.0%
Incl. Wall Time (microsec)4,252 -4,252 -100.0%
Incl. Wall Time (microsec) per call 2,126 N/A -2,126 -100.0%
Excl. Wall Time (microsec)118 -118 -100.0%
Incl. CPU (microsecs)2,626 -2,626 -100.0%
Incl. CPU (microsecs) per call 1,313 N/A -1,313 -100.0%
Excl. CPU (microsec)95 -95 -100.0%
Incl. MemUse (bytes)137,128 -137,128 -100.0%
Incl. MemUse (bytes) per call 68,564 N/A -68,564 -100.0%
Excl. MemUse (bytes)-5,808 5,808 100.0%
Incl. PeakMemUse (bytes)144,640 -144,640 -100.0%
Incl. PeakMemUse (bytes) per call 72,320 N/A -72,320 -100.0%
Excl. PeakMemUse (bytes)1,712 -1,712 -100.0%

Parent/Child Regression/Improvement report for dblog_watchdog [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
dblog_watchdog-2 -11.1% -4,252 -75.6% -2,626 -113.6% -137,128 -68.0% -144,640 -82.4%
Exclusive Metrics Diff for Current Function-118 -2.8% -95 -3.6% 5,808 4.2% -1,712 -1.2%
Parent function
watchdog-2 -100.0% -4,252 -100.0% -2,626 -100.0% -137,128 -100.0% -144,640 -100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute-2 -12.5% -2,455 -57.7% -829 -31.6% -8,800 -6.4% -24,288 -16.8%
Drupal\Core\Database\Connection::insert-2 -12.5% -1,558 -36.6% -1,562 -59.5% -118,440 -86.4% -112,448 -77.7%
Drupal\Core\Database\Query\Insert::fields-2 -12.5% -76 -1.8% -80 -3.0% -11,960 -8.7% -5,672 -3.9%
serialize-2 -12.5% -19 -0.4% -23 -0.9% -1,888 -1.4% 0 0.0%
Drupal\Core\Database\Database::getConnection-2 -12.5% -18 -0.4% -22 -0.8% -800 -0.6% -520 -0.4%
substr-6 -37.5% -8 -0.2% -15 -0.6% -1,048 -0.8% 0 0.0%