Improve redis connection error log

Include the server name in the log entry for exceptions thrown during
connect. We are logging a lot of these.

Change-Id: Ia3f775a9e22447efb067c3203a3b80c4385aa2c0

diff --git a/includes/clientpool/RedisConnectionPool.php b/includes/clientpool/RedisConnectionPool.php
index 537deac..8a6718f 100644 (file)
--- a/includes/clientpool/RedisConnectionPool.php
+++ b/includes/clientpool/RedisConnectionPool.php
@@ -210,7 +210,7 @@ class RedisConnectionPool {
                        }
                } catch ( RedisException $e ) {
                        $this->downServers[$server] = time() + self::SERVER_DOWN_TTL;
-                       wfDebugLog( 'redis', "Redis exception: " . $e->getMessage() . "\n" );
+                       wfDebugLog( 'redis', "Redis exception connecting to $server: " . $e->getMessage() . "\n" );
 
                        return false;
                }