<div dir="ltr"><div><div><div><div><div>Hi,<br><br></div>Yes, this has been reported before by Lindsay Mathieson and Kevin Lemonnier on this list.<br></div>We just found one issue with replace-brick that we recently fixed.<br><br></div><div>In your case, are you doing add-brick and changing the replica count (say from 2 -> 3) or are you adding<br></div><div>"replica-count" number of bricks every time?<br></div><div><br></div><div>-Krutika<br></div></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Sat, Nov 12, 2016 at 6:40 AM, ML Wong <span dir="ltr"><<a href="mailto:wongmlb@gmail.com" target="_blank">wongmlb@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Have anyone encounter this behavior?<div><br></div><div>Running 3.7.16 from centos-gluster37, on CentOS 7.2 with NFS-Ganesha 2.3.0. VMs are running fine without problems and with Sharding on. However, when i either do a "add-brick" or "remove-brick start force". VM files will then be corrupted, and the VM will not be able to boot anymore. </div><div><br></div><div>So far, as i access files through regular NFS, all regular files, or directories seems to be accessible fine. I am not sure if this somehow relate to bug1318136, but any help will be appreciated. Or, m i missing any settings? Below is the vol info of gluster volume.</div><div><br></div><div><div>Volume Name: nfsvol1</div><div>Type: Distributed-Replicate</div><div>Volume ID: 06786467-4c8a-48ad-8b1f-<wbr>346aa8342283</div><div>Status: Started</div><div>Number of Bricks: 2 x 2 = 4</div><div>Transport-type: tcp</div><div>Bricks:</div><div>Brick1: stor4:/data/brick1/nfsvol1</div><div>Brick2: stor5:/data/brick1/nfsvol1</div><div>Brick3: stor1:/data/brick1/nfsvol1</div><div>Brick4: stor2:/data/brick1/nfsvol1</div><div>Options Reconfigured:</div><div>features.shard-block-size: 64MB</div><div>features.shard: on</div><div>ganesha.enable: on</div><div>features.cache-invalidation: off</div><div>nfs.disable: on</div><div>performance.readdir-ahead: on</div><div>nfs-ganesha: enable</div><div>cluster.enable-shared-storage: enable</div></div><div><br></div><div>thanks,</div><div>Melvin</div>
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