*
* @param LoadBalancer $parent
*/
- function __construct( $parent );
+ public function __construct( $parent );
/**
* Perform pre-connection load ratio adjustment.
* @param string|bool $group The selected query group. Default: false
* @param string|bool $wiki Default: false
*/
- function scaleLoads( &$loads, $group = false, $wiki = false );
+ public function scaleLoads( &$loads, $group = false, $wiki = false );
/**
* Return an estimate of replication lag for each server
*
* @return array
*/
- function getLagTimes( $serverIndexes, $wiki );
+ public function getLagTimes( $serverIndexes, $wiki );
}
class LoadMonitorNull implements LoadMonitor {
- function __construct( $parent ) {
+ public function __construct( $parent ) {
}
- function scaleLoads( &$loads, $group = false, $wiki = false ) {
+ public function scaleLoads( &$loads, $group = false, $wiki = false ) {
}
- /**
- * @param array $serverIndexes
- * @param string $wiki
- * @return array
- */
- function getLagTimes( $serverIndexes, $wiki ) {
+ public function getLagTimes( $serverIndexes, $wiki ) {
return array_fill_keys( $serverIndexes, 0 );
}
}
/** @var LoadBalancer */
public $parent;
- /**
- * @param LoadBalancer $parent
- */
- function __construct( $parent ) {
+ public function __construct( $parent ) {
$this->parent = $parent;
}
- /**
- * @param array $loads
- * @param bool $group
- * @param bool $wiki
- */
- function scaleLoads( &$loads, $group = false, $wiki = false ) {
+ public function scaleLoads( &$loads, $group = false, $wiki = false ) {
}
- /**
- * @param array $serverIndexes
- * @param string $wiki
- * @return array
- */
- function getLagTimes( $serverIndexes, $wiki ) {
+ public function getLagTimes( $serverIndexes, $wiki ) {
if ( count( $serverIndexes ) == 1 && reset( $serverIndexes ) == 0 ) {
// Single server only, just return zero without caching
return array( 0 => 0 );
}
- wfProfileIn( __METHOD__ );
+ $section = new ProfileSection( __METHOD__ );
+
$expiry = 5;
$requestRate = 10;
$chance = max( 0, ( $expiry - $elapsed ) * $requestRate );
if ( mt_rand( 0, $chance ) != 0 ) {
unset( $times['timestamp'] ); // hide from caller
- wfProfileOut( __METHOD__ );
return $times;
}
} elseif ( is_array( $times ) ) {
# Could not acquire lock but an old cache exists, so use it
unset( $times['timestamp'] ); // hide from caller
- wfProfileOut( __METHOD__ );
return $times;
}
$wgMemc->set( $memcKey, $times, $expiry + 10 );
unset( $times['timestamp'] ); // hide from caller
- wfProfileOut( __METHOD__ );
-
return $times;
}
}