Diff Report
Run #53923d861ff11: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53923e3238612: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\dblog\Logger\DbLog::log

Drupal\dblog\Logger\DbLog::logRun #53923d861ff11Run #53923e3238612DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)4,194 3,412 -782 -18.6%
Incl. Wall Time (microsec) per call 1,398 1,137 -261 -18.6%
Excl. Wall Time (microsec)133 124 -9 -6.8%
Incl. CPU (microsecs)1,506 1,435 -71 -4.7%
Incl. CPU (microsecs) per call 502 478 -24 -4.7%
Excl. CPU (microsec)110 105 -5 -4.5%
Incl. MemUse (bytes)36,004 36,004 0 0.0%
Incl. MemUse (bytes) per call 12,001 12,001 0 0.0%
Excl. MemUse (bytes)-3,416 -3,416 0 0.0%
Incl. PeakMemUse (bytes)41,504 41,504 0 0.0%
Incl. PeakMemUse (bytes) per call 13,835 13,835 0 0.0%
Excl. PeakMemUse (bytes)1,308 1,308 0 0.0%

Parent/Child Regression/Improvement report for Drupal\dblog\Logger\DbLog::log [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\dblog\Logger\DbLog::log0 N/A% -782 -166.7% -71 -22.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-9 -1.2% -5 -7.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Logger\LoggerChannel::log0 N/A% -782 -100.0% -71 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% -814 -104.1% -105 -147.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::insert0 N/A% 36 4.6% 35 49.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Insert::fields0 N/A% 5 0.6% 4 5.6% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% 2 2.8% 0 N/A% 0 N/A%
Drupal\Core\Logger\LogMessageParser::parseMessagePlaceholders0 N/A% 0 0.0% -2 -2.8% 0 N/A% 0 N/A%
serialize0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%