Diff Report
Run #51978d4d92dd9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51978cc86c728: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for file_exists

file_existsRun #51978d4d92dd9Run #51978cc86c728DiffDiff%
Number of Function Calls19 17 -2 -10.5%
Incl. Wall Time (microsec)145 133 -12 -8.3%
Incl. Wall Time (microsec) per call 8 8 0 2.5%
Excl. Wall Time (microsec)145 133 -12 -8.3%
Incl. CPU (microsecs)169 160 -9 -5.3%
Incl. CPU (microsecs) per call 9 9 1 5.8%
Excl. CPU (microsec)169 160 -9 -5.3%
Incl. MemUse (bytes)5,512 5,512 0 0.0%
Incl. MemUse (bytes) per call 290 324 34 11.8%
Excl. MemUse (bytes)5,512 5,512 0 0.0%
Incl. PeakMemUse (bytes)2,864 2,864 0 0.0%
Incl. PeakMemUse (bytes) per call 151 168 18 11.8%
Excl. PeakMemUse (bytes)2,864 2,864 0 0.0%

Parent/Child Regression/Improvement report for file_exists [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
file_exists-2 -100.0% -12 -4.8% -9 -7.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-12 -100.0% -9 -100.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\PhpStorage\MTimeProtectedFastFileStorage::getFullPath-1 -50.0% -11 -91.7% -9 -100.0% 0 N/A% 0 N/A%
Drupal\Component\PhpStorage\MTimeProtectedFileStorage::checkFile-1 -50.0% -4 -33.3% -4 -44.4% 0 N/A% 0 N/A%
Drupal\Core\Config\FileStorage::listAll0 0.0% 2 16.7% 5 55.6% 0 N/A% 0 N/A%
theme_get_setting0 0.0% 1 8.3% -1 -11.1% 0 N/A% 0 N/A%
drupal_get_filename0 0.0% 0 0.0% -1 -11.1% 0 N/A% 0 N/A%
find_conf_path0 0.0% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
phptemplate_init0 0.0% 0 0.0% 1 11.1% 0 N/A% 0 N/A%