Diff Report
Run #517c75d3de7c7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c76da9b0d3: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for dblog_watchdog

dblog_watchdogRun #517c75d3de7c7Run #517c76da9b0d3DiffDiff%
Number of Function Calls150 -150 -100.0%
Incl. Wall Time (microsec)203,222 -203,222 -100.0%
Incl. Wall Time (microsec) per call 1,355 N/A -1,355 -100.0%
Excl. Wall Time (microsec)4,201 -4,201 -100.0%
Incl. CPU (microsecs)41,689 -41,689 -100.0%
Incl. CPU (microsecs) per call 278 N/A -278 -100.0%
Excl. CPU (microsec)3,366 -3,366 -100.0%
Incl. MemUse (bytes)59,976 -59,976 -100.0%
Incl. MemUse (bytes) per call 400 N/A -400 -100.0%
Excl. MemUse (bytes)-409,000 409,000 100.0%
Incl. PeakMemUse (bytes)58,160 -58,160 -100.0%
Incl. PeakMemUse (bytes) per call 388 N/A -388 -100.0%
Excl. PeakMemUse (bytes)1,336 -1,336 -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-150 -11.1% -203,222 -76.6% -41,689 -42.0% -59,976 -24.7% -58,160 -16.5%
Exclusive Metrics Diff for Current Function-4,201 -2.1% -3,366 -8.1% 409,000 681.9% -1,336 -2.3%
Parent function
watchdog-150 -100.0% -203,222 -100.0% -41,689 -100.0% -59,976 -100.0% -58,160 -100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute-150 -12.5% -191,979 -94.5% -30,473 -73.1% 280,672 468.0% -25,112 -43.2%
Drupal\Core\Database\Connection::insert-150 -12.5% -3,918 -1.9% -4,045 -9.7% -150,080 -250.2% -24,256 -41.7%
Drupal\Core\Database\Query\Insert::fields-150 -12.5% -2,105 -1.0% -2,246 -5.4% -518,840 -865.1% -6,448 -11.1%
serialize-150 -12.5% -465 -0.2% -578 -1.4% -57,568 -96.0% -792 -1.4%
Drupal\Core\Database\Database::getConnection-150 -12.5% -324 -0.2% -456 -1.1% -800 -1.3% 0 0.0%
substr-450 -37.5% -230 -0.1% -525 -1.3% -22,360 -37.3% -216 -0.4%