Diff Report
Run #523f024cca254: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523f01900df5c: 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 #523f024cca254Run #523f01900df5cDiffDiff%
Number of Function Calls84 84 0 0.0%
Incl. Wall Time (microsec)6,985 7,047 62 0.9%
Incl. Wall Time (microsec) per call 83 84 1 0.9%
Excl. Wall Time (microsec)1,536 1,500 -36 -2.3%
Incl. CPU (microsecs)4,457 4,390 -67 -1.5%
Incl. CPU (microsecs) per call 53 52 -1 -1.5%
Excl. CPU (microsec)1,277 1,234 -43 -3.4%
Incl. MemUse (bytes)66,128 66,128 0 0.0%
Incl. MemUse (bytes) per call 787 787 0 0.0%
Excl. MemUse (bytes)-93,352 -93,392 -40 -0.0%
Incl. PeakMemUse (bytes)71,776 71,744 -32 -0.0%
Incl. PeakMemUse (bytes) per call 854 854 -0 -0.0%
Excl. PeakMemUse (bytes)16,296 16,248 -48 -0.3%

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::checksumTags0 N/A% 62 10.4% -67 -15.6% 0 0.0% -32 -0.1%
Exclusive Metrics Diff for Current Function-36 -58.1% -43 -64.2% -40 N/A% -48 -150.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 62 100.0% -67 -100.0% 0 N/A% -32 -100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 161 259.7% 45 67.2% 0 N/A% 64 200.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -21 -33.9% -22 -32.8% 0 N/A% -24 -75.0%
array_diff0 N/A% -12 -19.4% -3 -4.5% 0 N/A% 0 0.0%
array_keys0 N/A% -12 -19.4% -19 -28.4% 40 N/A% 0 0.0%
drupal_static0 N/A% -11 -17.7% -16 -23.9% 0 N/A% -24 -75.0%
array_fill_keys0 N/A% -7 -11.3% -9 -13.4% 0 N/A% 0 0.0%