[Grml] Re: Write barriers for journaling filesystems

[Mark]

(Fstab syntax)

     you can speed up your file systems you know, just add the options
     below to your fstab entry

     for Ext3: noatime,nodiratime,barrier=1
     for XFS: noatime,nodiratime,barrier
     for ReiserFS3: notail,noatime,nodiratime,barrier=flush

http://linux.wordpress.com/2006/09/27/suse-102-ditching-reiserfs-as-it-default-fs/#comment-33493