Diff Report
Run #519afb15356f3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519afa8ec2e5c: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Symfony\Component\HttpFoundation\ServerBag::getHeaders

Symfony\Component\HttpFoundation\ServerBag::getHeadersRun #519afb15356f3Run #519afa8ec2e5cDiffDiff%
Number of Function Calls 4 4 N/A%
Incl. Wall Time (microsec) 490 490 N/A%
Incl. Wall Time (microsec) per call N/A 123 123 N/A%
Excl. Wall Time (microsec) 347 347 N/A%
Incl. CPU (microsecs) 494 494 N/A%
Incl. CPU (microsecs) per call N/A 124 124 N/A%
Excl. CPU (microsec) 244 244 N/A%
Incl. MemUse (bytes) 7,752 7,752 N/A%
Incl. MemUse (bytes) per call N/A 1,938 1,938 N/A%
Excl. MemUse (bytes) 4,056 4,056 N/A%
Incl. PeakMemUse (bytes) 5,904 5,904 N/A%
Incl. PeakMemUse (bytes) per call N/A 1,476 1,476 N/A%
Excl. PeakMemUse (bytes) 4,280 4,280 N/A%

Parent/Child Regression/Improvement report for Symfony\Component\HttpFoundation\ServerBag::getHeaders [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
Symfony\Component\HttpFoundation\ServerBag::getHeaders4 3.1% 490 0.1% 494 0.1% 7,752 0.0% 5,904 0.0%
Exclusive Metrics Diff for Current Function347 70.8% 244 49.4% 4,056 52.3% 4,280 72.5%
Parent function
Symfony\Component\HttpFoundation\Request::initialize4 100.0% 490 100.0% 494 100.0% 7,752 100.0% 5,904 100.0%
Child functions
strpos58 49.6% 70 14.3% 121 24.5% 800 10.3% 384 6.5%
in_array43 36.8% 55 11.2% 95 19.2% 808 10.4% 560 9.5%
substr15 12.8% 16 3.3% 30 6.1% 1,280 16.5% 488 8.3%
stripos1 0.9% 2 0.4% 4 0.8% 808 10.4% 192 3.3%