--- systemd-219/src/journal/journald.conf.orig	2015-02-17 03:55:07.000000000 +0700
+++ systemd-219/src/journal/journald.conf	2015-04-08 16:02:00.721218131 +0700
@@ -18,7 +18,7 @@
 #SyncIntervalSec=5m
 #RateLimitInterval=30s
 #RateLimitBurst=1000
-#SystemMaxUse=
+SystemMaxUse=50M
 #SystemKeepFree=
 #SystemMaxFileSize=
 #RuntimeMaxUse=