}
$uRTT = ceil( 1e6 * ( microtime( true ) - $timestamp ) ); // estimate RTT (us)
- $sleep = 2*$uRTT; // rough time to do get()+set()
+ $sleep = 2 * $uRTT; // rough time to do get()+set()
$locked = false; // lock acquired
$attempts = 0; // failed attempts
}
usleep( $sleep ); // back off
$locked = $this->add( "{$key}:lock", $timeout );
- } while( !$locked );
+ } while ( !$locked );
return $locked;
}