Diff Report
Run #512a20b11c1ab: XHProf Run (Namespace=drupal-perf)
vs.
Run #512a1f7f217a6: XHProf Run (Namespace=drupal-perf)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #512a20b11c1abRun #512a1f7f217a6DiffDiff%
Number of Function Calls122 107 -15 -12.3%
Incl. Wall Time (microsec)2,955 2,620 -335 -11.3%
Incl. Wall Time (microsec) per call 24 24 0 1.1%
Excl. Wall Time (microsec)1,276 1,113 -163 -12.8%
Incl. CPU (microsecs)4,000 0 -4,000 -100.0%
Incl. CPU (microsecs) per call 33 0 -33 -100.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)119,592 107,160 -12,432 -10.4%
Incl. MemUse (bytes) per call 980 1,001 21 2.2%
Excl. MemUse (bytes)-119,208 -109,456 9,752 8.2%
Incl. PeakMemUse (bytes)146,296 118,992 -27,304 -18.7%
Incl. PeakMemUse (bytes) per call 1,199 1,112 -87 -7.3%
Excl. PeakMemUse (bytes)42,576 33,560 -9,016 -21.2%

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::checksumTags-15 -22.7% -335 -1.0% -4,000 -12.5% -12,432 -0.4% -27,304 -0.8%
Exclusive Metrics Diff for Current Function-163 -48.7% 0 0.0% 9,752 78.4% -9,016 -33.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem-15 -100.0% -335 -100.0% -4,000 -100.0% -12,432 -100.0% -27,304 -100.0%
Child functions
Drupal\Core\Database\Connection::query-1 -2.0% -86 -25.7% 0 0.0% -5,168 -41.6% -5,960 -21.8%
drupal_static-15 -29.4% -30 -9.0% -4,000 -100.0% 0 0.0% -680 -2.5%
array_diff-16 -31.4% -21 -6.3% 0 0.0% -3,832 -30.8% -3,360 -12.3%
array_keys-16 -31.4% -21 -6.3% 0 0.0% -11,376 -91.5% -5,984 -21.9%
Drupal\Core\Database\Statement::fetchAllAssoc-1 -2.0% -12 -3.6% 0 0.0% -1,576 -12.7% -1,848 -6.8%
Drupal\Core\Database\Database::getConnection-1 -2.0% -3 -0.9% 0 0.0% 0 0.0% -456 -1.7%
array_fill_keys-1 -2.0% 1 0.3% 0 0.0% -232 -1.9% 0 0.0%