$hash = $user->getPageRenderingHash();
$pageid = intval( $article->getID() );
$key = $this->getKey( $article, $user );
+
wfDebug( "Trying parser cache $key\n" );
$value = $this->mMemc->get( $key );
if ( is_object( $value ) ) {
$touched = $article->mTouched;
if ( !$canCache || $value->expired( $touched ) ) {
if ( !$canCache ) {
+ $this->incrStats( "pcache_miss_invalid" );
wfDebug( "Invalid cached redirect, touched $touched, epoch $wgCacheEpoch, cached $cacheTime\n" );
} else {
+ $this->incrStats( "pcache_miss_expired" );
wfDebug( "Key expired, touched $touched, epoch $wgCacheEpoch, cached $cacheTime\n" );
}
$this->mMemc->delete( $key );
$value = false;
+
+ } else {
+ $this->incrStats( "pcache_hit" );
}
} else {
wfDebug( "Parser cache miss.\n" );
+ $this->incrStats( "pcache_miss_absent" );
$value = false;
}
}
$this->mMemc->set( $key, $parserOutput, $expire );
}
+
+ function incrStats( $key ) {
+ global $wgDBname, $wgMemc;
+ $key = "$wgDBname:stats:$key";
+ if ( is_null( $wgMemc->incr( $key ) ) ) {
+ $wgMemc->add( $key, 1 );
+ }
+ }
}