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<div>What Lustre version and kernel version are you using?</div>
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<div>I've seen issues with Lustre 2.7 and CentOS 7.4 where this happened.</div>
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<div>-Ben Evans</div>
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<span style="font-weight:bold">From: </span>lustre-discuss <<a href="mailto:lustre-discuss-bounces@lists.lustre.org">lustre-discuss-bounces@lists.lustre.org</a>> on behalf of parag_k <<a href="mailto:parag_k@citilindia.com">parag_k@citilindia.com</a>><br>
<span style="font-weight:bold">Date: </span>Wednesday, November 1, 2017 at 12:41 PM<br>
<span style="font-weight:bold">To: </span>"Mohr Jr, Richard Frank (Rick Mohr)" <<a href="mailto:rmohr@utk.edu">rmohr@utk.edu</a>><br>
<span style="font-weight:bold">Cc: </span>Lustre discussion <<a href="mailto:lustre-discuss@lists.lustre.org">lustre-discuss@lists.lustre.org</a>><br>
<span style="font-weight:bold">Subject: </span>Re: [lustre-discuss] mdt mounting error<br>
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<div>Hi, </div>
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<div>Yes mgt was mounted when i tried mdt mounting. Mgt got mounted smoothly.</div>
<div>Firewall is disabled.</div>
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<div id="composer_signature">Regards,
<div>Parag</div>
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<div>-------- Original message --------</div>
<div>From: "Mohr Jr, Richard Frank (Rick Mohr)" <<a href="mailto:rmohr@utk.edu">rmohr@utk.edu</a>>
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<div>Date: 01/11/2017 9:01 pm (GMT+05:30) </div>
<div>To: Parag Khuraswar <<a href="mailto:parag_k@citilindia.com">parag_k@citilindia.com</a>>
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<div>Cc: Raj <<a href="mailto:rajgautam@gmail.com">rajgautam@gmail.com</a>>, Lustre discussion <<a href="mailto:lustre-discuss@lists.lustre.org">lustre-discuss@lists.lustre.org</a>>
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<div>Subject: Re: [lustre-discuss] mdt mounting error </div>
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> On Nov 1, 2017, at 7:18 AM, Parag Khuraswar <<a href="mailto:parag_k@citilindia.com">parag_k@citilindia.com</a>> wrote:<br>
> <br>
> For mgt <br>
> mkfs.lustre --servicenode=10.2.1.204@o2ib --servicenode=10.2.1.205@o2ib --mgs /dev/mapper/mpathc<br>
> <br>
> For mdt<br>
> mkfs.lustre --fsname=home --mgsnode=10.2.1.204@o2ib --mgsnode=10.2.1.205@o2ib --servicenode=10.2.1.204@o2ib --servicenode=10.2.1.205@o2ib --mdt --index=0 /dev/mapper/mpatha<br>
> <br>
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Did you mount the mgt before trying to mount the mdt? If so, did you get any errors when trying to mount the mgt?<br>
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Another thing to check is firewall settings. If there are firewall rules blocking any traffic, that could cause a problem.<br>
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--<br>
Rick Mohr<br>
Senior HPC System Administrator<br>
National Institute for Computational Sciences<br>
<a href="http://www.nics.tennessee.edu">http://www.nics.tennessee.edu</a><br>
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