Diff Report
Run #517c1bb406b02: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1c27a12c9: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for dblog_watchdog

dblog_watchdogRun #517c1bb406b02Run #517c1c27a12c9DiffDiff%
Number of Function Calls150 -150 -100.0%
Incl. Wall Time (microsec)207,358 -207,358 -100.0%
Incl. Wall Time (microsec) per call 1,382 N/A -1,382 -100.0%
Excl. Wall Time (microsec)4,298 -4,298 -100.0%
Incl. CPU (microsecs)43,722 -43,722 -100.0%
Incl. CPU (microsecs) per call 291 N/A -291 -100.0%
Excl. CPU (microsec)3,425 -3,425 -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)-408,992 408,992 100.0%
Incl. PeakMemUse (bytes)59,816 -59,816 -100.0%
Incl. PeakMemUse (bytes) per call 399 N/A -399 -100.0%
Excl. PeakMemUse (bytes)1,568 -1,568 -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% -207,358 -72.9% -43,722 -37.5% -59,976 -13.5% -59,816 -10.5%
Exclusive Metrics Diff for Current Function-4,298 -2.1% -3,425 -7.8% 408,992 681.9% -1,568 -2.6%
Parent function
watchdog-150 -100.0% -207,358 -100.0% -43,722 -100.0% -59,976 -100.0% -59,816 -100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute-150 -12.5% -195,659 -94.4% -32,076 -73.4% 280,656 467.9% -25,384 -42.4%
Drupal\Core\Database\Connection::insert-150 -12.5% -4,170 -2.0% -4,300 -9.8% -150,080 -250.2% -25,304 -42.3%
Drupal\Core\Database\Query\Insert::fields-150 -12.5% -2,136 -1.0% -2,301 -5.3% -518,816 -865.0% -5,784 -9.7%
serialize-150 -12.5% -503 -0.2% -600 -1.4% -57,568 -96.0% -992 -1.7%
Drupal\Core\Database\Database::getConnection-150 -12.5% -352 -0.2% -467 -1.1% -800 -1.3% -368 -0.6%
substr-450 -37.5% -240 -0.1% -553 -1.3% -22,360 -37.3% -416 -0.7%