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<p>Hm, I'm not sure everyone here is talking about the same ordering...</p>

<p><br>

</p>

<p>As I understand it:<br>

</p>

<p>The writeconf process is to unmount everything, then writeconf all your targets (order doesn't matter, pretty sure - Someone will correct me if not...), then mount in the order Colin gave - MGS/MDT, then OSTs, then clients.</p>

<p><br>

</p>

<p>- Patrick<br>

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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> lustre-discuss <lustre-discuss-bounces@lists.lustre.org> on behalf of Colin Faber <colin.faber@seagate.com><br>

<b>Sent:</b> Thursday, May 4, 2017 10:51:06 AM<br>

<b>To:</b> Mohr Jr, Richard Frank (Rick Mohr)<br>

<b>Cc:</b> lustre-discuss@lists.lustre.org<br>

<b>Subject:</b> Re: [lustre-discuss] Lustre 2.8.0 - MDT/MGT failing to mount</font>

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<div dir="ltr">Hi,

<div><br>

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<div>Yes MGS/MDT as well as OSTs, Remount MGS/MDT, then OSTs, then clients.</div>

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</div>

<div>-cf</div>

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<div class="gmail_extra"><br>

<div class="gmail_quote">On Thu, May 4, 2017 at 9:24 AM, Mohr Jr, Richard Frank (Rick Mohr)

<span dir="ltr"><<a href="mailto:rmohr@utk.edu" target="_blank">rmohr@utk.edu</a>></span> wrote:<br>

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<span class=""><br>

> On May 4, 2017, at 11:03 AM, Steve Barnet <<a href="mailto:barnet@icecube.wisc.edu">barnet@icecube.wisc.edu</a>> wrote:<br>

><br>

> On 5/4/17 10:01 AM, Mohr Jr, Richard Frank (Rick Mohr) wrote:<br>

>> Did you try doing a writeconf to regenerate the config logs for the file system?<br>

><br>

><br>

> Not yet, but quick enough to try. Do this for the MDT/MGT first,<br>

> then the OSTs?<br>

><br>

<br>

</span>I believe that is correct, but you should check the Lustre manual to be certain of the procedure.<br>

<span class=""><br>

--<br>

Rick Mohr<br>

Senior HPC System Administrator<br>

National Institute for Computational Sciences<br>

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