XHProf: Hierarchical Profiler Report

Diff Report: Run #536ffc2aeacea: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #536ffbe232db1: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip: Click a function name below to drill down.

Drupal\Core\Cache\DatabaseBackend::checksumTags	Run #536ffc2aeacea	Run #536ffbe232db1	Diff	Diff%
Number of Function Calls	71	71	0	0.0%
Incl. Wall Time (microsec)	7,992	7,978	-14	-0.2%
Incl. Wall Time (microsec) per call	113	112	-0	-0.2%
Excl. Wall Time (microsec)	2,177	2,174	-3	-0.1%
Incl. CPU (microsecs)	7,246	7,226	-20	-0.3%
Incl. CPU (microsecs) per call	102	102	-0	-0.3%
Excl. CPU (microsec)	1,794	1,838	44	2.5%
Incl. MemUse (bytes)	67,056	67,056	0	0.0%
Incl. MemUse (bytes) per call	944	944	0	0.0%
Excl. MemUse (bytes)	159,120	159,120	0	0.0%
Incl. PeakMemUse (bytes)	138,280	138,280	0	0.0%
Incl. PeakMemUse (bytes) per call	1,948	1,948	0	0.0%
Excl. PeakMemUse (bytes)	34,464	34,464	0	0.0%

Function Name	Calls Diff	Calls 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::checksumTags	0	N/A%	-14	-0.5%	-20	-0.6%	0	N/A%	0	N/A%
Exclusive Metrics Diff for Current Function			-3	-21.4%	44	220.0%	0	N/A%	0	N/A%
*Parent functions*
Drupal\Core\Cache\DatabaseBackend::prepareItem	0	N/A%	-14	-100.0%	-20	-100.0%	0	N/A%	0	N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@1	0	N/A%	0	0.0%	0	0.0%	0	N/A%	0	N/A%
*Child functions*
Drupal\Core\Database\Connection::query	0	N/A%	-72	-514.3%	-87	-435.0%	0	N/A%	0	N/A%
Drupal\Core\Database\Statement::fetchAllAssoc	0	N/A%	50	357.1%	43	215.0%	0	N/A%	0	N/A%
array_keys	0	N/A%	12	85.7%	2	10.0%	0	N/A%	0	N/A%
drupal_static	0	N/A%	10	71.4%	-7	-35.0%	0	N/A%	0	N/A%
array_diff	0	N/A%	-8	-57.1%	-19	-95.0%	0	N/A%	0	N/A%
array_fill_keys	0	N/A%	-3	-21.4%	4	20.0%	0	N/A%	0	N/A%