<div dir="ltr"><br><div class="gmail_extra"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div>First, please note that gluster 3.8 is EOL and that 3.8.4 is rather old in the 3.8 release, 3.8.15 is the current (and probably final) release of 3.8. <br></div><div><br></div><div> "With the release of <span class="m_4469772935616658231gmail-il">GlusterFS</span>-3.12, <span class="m_4469772935616658231gmail-il">GlusterFS</span>-3.8 (LTM) and <span class="m_4469772935616658231gmail-il">GlusterFS</span>-<span class="m_4469772935616658231gmail-il">3.11</span>
(STM) have reached EOL. Except for serious security issues no further
updates to these versions are forthcoming. If you find a bug please see
if you can reproduce it with 3.10 or 3.12 and<br>
file a BZ if appropriate."</div><div><a href="http://lists.gluster.org/pipermail/packaging/2017-August/000363.html" target="_blank">http://lists.gluster.org/<wbr>pipermail/packaging/2017-<wbr>August/000363.html</a><br></div><div><br></div></div>Gluster 3.12 includes <a href="https://bugzilla.redhat.com/1428061" target="_blank">'#1428061</a>: Halo Replication feature for AFR translator' which was introduced in 3.11. See <a href="https://gluster.readthedocs.io/en/latest/release-notes/3.11.0/" target="_blank">Halo Replication feature in AFR has been introduced</a> for a summary. 3.11 is EOL, best to use 3.12 (long term release) if this is of interest to you.<br><div><div class="gmail_extra"><br><div class="gmail_quote"><span class="">On Thu, Aug 24, 2017 at 4:18 AM, Sunil Aggarwal <span dir="ltr"><<a href="mailto:sunchill.06@gmail.com" target="_blank">sunchill.06@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">Hi,<div><br></div><div>What is the preferred way of taking glusterfs backup?</div><div><br></div><div>I am using Glusterfs 3.8.4. </div><div><br></div><div>We've configured gluster on thick provisioned LV in which 50% of the VG is kept free for the LVM snapshot.</div></div></blockquote><div><br></div></span><div>Gluster Volume Snapshots require each brick to have it's own thin LV. Only thin LVs are supported with volume snapshots.</div><div><br></div><div><div>Gluster snapshots do not provide a recovery path in the event of catastrophic loss of a Gluster volume.</div><div><br></div><div> - Gluster Volume Snapshots provide point-in-time recovery for a healthy
Gluster Volume. A restore will reset the entire volume to a previous
point-in-time recovery point. Granular recovery may be performed with admin intervention.</div> -
User Serviceable Snapshots exposes Gluster Volume Snapshots via the
.snaps directory in every directory of the mounted volume. Please review
documentation for requirements specific to each protocol used to access
the gluster volume.</div><span class=""><div><br> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div><br></div><div>is it any different then taking snapshot on a thin provisioned LV?<br></div></div></blockquote><div><br></div></span><div>If you don't want Gluster Volume Snapshots, and are just looking to backup the current state of a volume, Gluster offers a number of features to recover from catastrophic loss of a Gluster volume.<br></div><div><br></div><div> - Simple method: mount the gluster volume and run your backup utility of choice</div><div><div> - glusterfind generates a file list (full and incremental) for passing to another utility to generate a backup. See:<br> <a href="http://docs.gluster.org/en/latest/GlusterFS%20Tools/glusterfind/" target="_blank">http://docs.gluster.org/en/<wbr>latest/GlusterFS%20Tools/<wbr>glusterfind/</a><br> <a href="https://milindchangireblog.wordpress.com/2016/10/28/why-glusterfind/" target="_blank">https://milindchangireblog.<wbr>wordpress.com/2016/10/28/why-<wbr>glusterfind/</a><br> <a href="http://lists.gluster.org/pipermail/gluster-users/2017-August/032219.html" target="_blank">http://lists.gluster.org/<wbr>pipermail/gluster-users/2017-<wbr>August/032219.html</a><br></div><div> -
Geo-replication provides a distributed, continuous, asynchronous, and
incremental replication service from one site to another over Local Area
Networks (LANs), Wide Area Networks (WANs), and the Internet. (taken
from RedHat doc)</div><div><br></div><div><br></div><div>Please see docs for additional info about each of the above:</div><div><a href="https://access.redhat.com/documentation/en-us/red_hat_gluster_storage/3.2/pdf/administration_guide/Red_Hat_Gluster_Storage-3.2-Administration_Guide-en-US.pdf" target="_blank">https://access.redhat.com/<wbr>documentation/en-us/red_hat_<wbr>gluster_storage/3.2/pdf/<wbr>administration_guide/Red_Hat_<wbr>Gluster_Storage-3.2-<wbr>Administration_Guide-en-US.pdf</a></div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><span class=""><div dir="ltr"><span class="m_4469772935616658231gmail-HOEnZb"><font color="#888888"><div><br></div><div>-- <br><div class="m_4469772935616658231gmail-m_-4071475281537236584gmail_signature"><div dir="ltr">Thanks,<div>Sunil Aggarwal</div><div><a href="tel:%28844%29%20734-5346" value="+18447345346" target="_blank">844-734-5346</a></div></div></div>
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