<div dir="ltr">Ok. Thanks for your information.<br><br></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Jul 9, 2015 at 2:16 PM, Jan Kara <span dir="ltr"><<a href="mailto:jack@suse.cz" target="_blank">jack@suse.cz</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="HOEnZb"><div class="h5">On Thu 09-07-15 10:18:55, Rakesh Patel wrote:<br>
> <a href="https://www.kernel.org/doc/Documentation/filesystems/ext4.txt" rel="noreferrer" target="_blank">https://www.kernel.org/doc/Documentation/filesystems/ext4.txt</a><br>
><br>
> data=writeback                Data ordering is not preserved, data may be written<br>
>                       into the main file system after its metadata has been<br>
>                       committed to the journal.<br>
<br>
</div></div>But this is about ext4, not xfs. XFS works differently and provides<br>
necessary data safety guarantees.<br>
<br>
                                                                Honza<br>
<span class="HOEnZb"><font color="#888888">--<br>
Jan Kara <<a href="mailto:jack@suse.cz">jack@suse.cz</a>><br>
SUSE Labs, CR<br>
</font></span></blockquote></div><br></div>