<div dir="ltr"><div>Dear Paul.<br><br>I appreciate for your reply.<br><br>I worry about ENOSPC with XFS and meta-data corrupt in dm-thin.<br>I will test it. ( <a href="https://lwn.net/Articles/592645/">https://lwn.net/Articles/592645/</a> )<br></div><div><br></div><div>Thanks a lot!<br><br></div><div>- hgichon<br></div><br></div><div class="gmail_extra"><br><div class="gmail_quote">2015-09-18 11:39 GMT+09:00 Paul Cuzner <span dir="ltr"><<a href="mailto:pcuzner@redhat.com" target="_blank">pcuzner@redhat.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div><div><div>Hi<br><br></div>dm-thinp is fully supported in RHEL6 and RHEL7 (and presumably their clones!) The downstream Red Hat Gluster Storage product has been using dm-thinp for a while (RHEL 6.5 I think)<br><br></div>check out these slides from last years Red Hat Summit.<br><a href="http://www.slideshare.net/Red_Hat_Storage/snapshots-in-red-hat-storage-server-overview-quickstart" target="_blank">http://www.slideshare.net/Red_Hat_Storage/snapshots-in-red-hat-storage-server-overview-quickstart</a><br><br></div>Using dm-thinp with a modern kernel/lvm shouldn't be a problem.<br><br></div>Cheers<br></div>PC<br><div><div><div><br></div></div></div></div><div class="gmail_extra"><br><div class="gmail_quote"><div><div class="h5">On Fri, Sep 18, 2015 at 1:40 PM, hgichon <span dir="ltr"><<a href="mailto:hgichon@gmail.com" target="_blank">hgichon@gmail.com</a>></span> wrote:<br></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div class="h5"><div dir="ltr"><pre>Hi guys!<br><br></pre><pre>I'm love to gluster feature!!<br></pre><pre>My Cluster need snapshot feature actively.<br></pre><pre>But dm-thin is not production yet.<br>(<a href="https://www.kernel.org/doc/Documentation/device-mapper/thin-provisioning.txt" target="_blank">https://www.kernel.org/doc/Documentation/device-mapper/thin-provisioning.txt</a>)<br><br></pre><pre>So, I will using ZFS snapshot.<br></pre><pre></pre><pre><br><a href="http://www.spinics.net/lists/gluster-users/msg19935.html" target="_blank">http://www.spinics.net/lists/gluster-users/msg19935.html</a>
>From above thread, I found some work for ZFS snapshot.
Is there any patch or branch code for ZFS snapshot supported?
I need your help. Everything will be appreciate!
Thanks!
</pre></div>
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