Diff Report
Run #51c6814c41b47: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c681e794599: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51c6814c41b47Run #51c681e794599DiffDiff%
Number of Function Calls 107 107 N/A%
Incl. Wall Time (microsec) 7,728 7,728 N/A%
Incl. Wall Time (microsec) per call N/A 72 72 N/A%
Excl. Wall Time (microsec) 1,887 1,887 N/A%
Incl. CPU (microsecs) 5,417 5,417 N/A%
Incl. CPU (microsecs) per call N/A 51 51 N/A%
Excl. CPU (microsec) 1,612 1,612 N/A%
Incl. MemUse (bytes) 73,600 73,600 N/A%
Incl. MemUse (bytes) per call N/A 688 688 N/A%
Excl. MemUse (bytes) -73,200 -73,200 N/A%
Incl. PeakMemUse (bytes) 64,360 64,360 N/A%
Incl. PeakMemUse (bytes) per call N/A 601 601 N/A%
Excl. PeakMemUse (bytes) 10,208 10,208 N/A%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::checksumTags [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
Drupal\Core\Cache\DatabaseBackend::checksumTags107 21.7% 7,728 0.7% 5,417 0.5% 73,600 0.4% 64,360 0.3%
Exclusive Metrics Diff for Current Function1,887 24.4% 1,612 29.8% -73,200 -99.5% 10,208 15.9%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem105 98.1% 7,349 95.1% 5,184 95.7% 70,072 95.2% 58,800 91.4%
Drupal\Core\Cache\DatabaseBackend::prepareItem@11 0.9% 359 4.6% 211 3.9% 2,208 3.0% 5,560 8.6%
Drupal\Core\Cache\DatabaseBackend::doSet1 0.9% 20 0.3% 22 0.4% 1,320 1.8% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query11 2.9% 4,208 54.5% 1,824 33.7% 44,728 60.8% 31,360 48.7%
drupal_static107 28.5% 541 7.0% 628 11.6% 1,112 1.5% 2,016 3.1%
Drupal\Core\Database\Statement::fetchAllAssoc11 2.9% 399 5.2% 416 7.7% 14,056 19.1% 2,544 4.0%
array_keys118 31.4% 354 4.6% 476 8.8% 70,536 95.8% 9,784 15.2%
array_diff118 31.4% 317 4.1% 423 7.8% 14,400 19.6% 8,448 13.1%
array_fill_keys11 2.9% 22 0.3% 38 0.7% 1,968 2.7% 0 0.0%