<div dir="ltr">you mean create multiple top level directories on a mounted files system and use each directory as a brick in a different volume?<div><br></div><div>if the underlying block device is a thinly provisioned lvm2 volume and you want to use snapshots you cannot do this, otherwise I don't think there is a technical reason you can't other than the obvious that this is in general not a good idea as use in one volume may impact the available storage for a different volume and it will not be transparent how much each volume is consuming.</div><div><br></div><div>I have three servers each with 40Tb of disk in an external sas enclosure. The storage is presented as a RAID 6 VD and I then make that a physical volume and created a lvm2 Volume Group on top. Individual bricks are thin provisioned logical volumes.</div><div><br></div><div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On 21 September 2015 at 16:37, Gluster Admin <span dir="ltr"><<a href="mailto:gluster@hepcat.org" target="_blank">gluster@hepcat.org</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">Gluster users,<div><br></div><div>We have a multiple node setup where each server has a single XFS brick (underlying storage is hardware battery backed raid6). Are there any issues creating multiple gluster volumes using the same underlying bricks from a performance or management standpoint?</div><div><br></div><div>or would it be better to setup many smaller bricks via RAID1 to support multiple volumes.</div><div><br></div><div><br></div><div>Current setup:</div><div><br></div><div>NODE:/brick1 (raid6 8 disk per brick)</div><div><br></div><div>Smaller Brick setup:</div><div><br></div><div>NODE:/brick1 /brick2 /brick3 /brick4 (raid1 2 disk per brick)</div></div>
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