Aaron Schulz has uploaded a new change for review.
https://gerrit.wikimedia.org/r/178724
Change subject: Log to DBPerformance when queries affect many rows
......................................................................
Log to DBPerformance when queries affect many rows
Change-Id: If82b596187b638888760f800bba2fea20fc7ae8a
---
M includes/db/Database.php
1 file changed, 6 insertions(+), 0 deletions(-)
git pull ssh://gerrit.wikimedia.org:29418/mediawiki/core
refs/changes/24/178724/1
diff --git a/includes/db/Database.php b/includes/db/Database.php
index eb9d9b3..f5e2b37 100644
--- a/includes/db/Database.php
+++ b/includes/db/Database.php
@@ -1196,6 +1196,12 @@
if ( false === $ret ) {
$this->reportQueryError( $this->lastError(),
$this->lastErrno(), $sql, $fname, $tempIgnore );
+ } else {
+ $n = $this->affectedRows();
+ if ( $n > 300 && PHP_SAPI !== 'cli' ) {
+ wfDebugLog( 'DBPerformance',
+ "Query affected $n rows:\n$sql\n" .
wfBacktrace( true ) );
+ }
}
return $this->resultObject( $ret );
--
To view, visit https://gerrit.wikimedia.org/r/178724
To unsubscribe, visit https://gerrit.wikimedia.org/r/settings
Gerrit-MessageType: newchange
Gerrit-Change-Id: If82b596187b638888760f800bba2fea20fc7ae8a
Gerrit-PatchSet: 1
Gerrit-Project: mediawiki/core
Gerrit-Branch: master
Gerrit-Owner: Aaron Schulz <asch...@wikimedia.org>
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