Add comment about using this testing for wal_sync_method.

diff --git a/src/tools/fsync/test_fsync.c b/src/tools/fsync/test_fsync.c
index 98a452d..1579eaa 100644 (file)
--- a/src/tools/fsync/test_fsync.c
+++ b/src/tools/fsync/test_fsync.c
@@ -172,6 +172,7 @@ main(int argc, char *argv[])
        printf("\n");
 
        printf("\nCompare file sync methods with 2 8k writes:\n");
+       printf("(The fastest should be used for wal_sync_method)\n");
 
 #ifdef OPEN_DATASYNC_FLAG
        /* open_dsync, write */