Emit a log message when AOF fsync is still in progress but we are forced to write from the main thread since two seconds already elapsed.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/aof.c b/src/aof.c
index 85330d18d..a8ece933e 100644
--- a/src/aof.c
+++ b/src/aof.c
@@ -101,6 +101,7 @@ void flushAppendOnlyFile(int force) {
             }
             /* Otherwise fall trough, and go write since we can't wait
              * over two seconds. */
+            redisLog(REDIS_NOTICE,"Asynchronous AOF fsync is taking too long (disk is busy?). Writing the AOF buffer without waiting for fsync to complete, this may slow down Redis.");
         }
     }
     /* If you are following this code path, then we are going to write so