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--- correct_way_to_enable_trim_for_ssd_s_on_centos_6.5 [2014/05/26 07:22] – [Filesystem] admin
+++ correct_way_to_enable_trim_for_ssd_s_on_centos_6.5 [2014/05/26 07:57] – admin
@@ Line 7: / Line 7: @@
 ===Scheduled trim with fstrim===
-For example, configure a weekly fstrim job. Create **/etc/cron.weekly/fstrim**. This script will run fstrim on ext filesystems.<code>#! /bin/sh
+For example, configure a weekly fstrim job. Create **/etc/cron.weekly/fstrim**. This script will run fstrim on ext filesystems which are non removable and not rotational.<code>#!/bin/sh
+#this script will run weekly, will overwrite log.
+trimlog=/var/log/fstrim.log
+echo > $trimlog
 for mount in `lsblk -ro "rota,rm,fstype,mountpoint" | egrep "0 0 ext[2|3|4]" | cut -d " " -f4`; do
-	fstrim $mount
+  printf "`date` - `fstrim -v $mount`\n" >>$trimlog
 done</code>