<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto">U need to make ldap client on Lustre MDS & OSS that\u2019s it. Make sure iptable must be disable or iptable allow ldap connectivity.<div><br></div><div>Set selinux disable too.. <br><br><div id="AppleMailSignature">Thanks & Regards<div>Yasir Israr</div></div><div><br>On 21-Oct-2017, at 9:51 PM, Ravi Bhat <<a href="mailto:ravibhatk@gmail.com">ravibhatk@gmail.com</a>> wrote:<br><br></div><blockquote type="cite"><div><div dir="auto">Hi<div dir="auto">Now, I have bright cluster manager in my headnode, which has LDAP server. How do I configure my lustre servers to use that LDAP server?<br><br><div data-smartmail="gmail_signature" dir="auto">Regards,<br>Konila Ravi Bhat</div></div></div><div class="gmail_extra"><br><div class="gmail_quote">On 21-Oct-2017 8:24 am, "Yasir Israr" <<a href="mailto:yasir@orionsolutions.co.in">yasir@orionsolutions.co.in</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">For lustre user management it\u2019s mandatory to have same UID / GID else you couldn\u2019t able to sync directory properly.<br>
You can setup NIS Server on ur master node for easy sync of user. NIS setup is easy too.<br>
<br>
<br>
Thanks & Regards<br>
Yasir Israr<br>
<br>
> On 21-Oct-2017, at 6:46 AM, <a href="mailto:lustre-discuss-request@lists.lustre.org">lustre-discuss-request@lists.<wbr>lustre.org</a> wrote:<br>
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> 1. Re: Linux users are not able to access lustre folders<br>
> (Dilger, Andreas)<br>
><br>
><br>
> ------------------------------<wbr>------------------------------<wbr>----------<br>
><br>
> Message: 1<br>
> Date: Fri, 20 Oct 2017 22:47:01 +0000<br>
> From: "Dilger, Andreas" <<a href="mailto:andreas.dilger@intel.com">andreas.dilger@intel.com</a>><br>
> To: Ravi Bhat <<a href="mailto:ravibhatk@gmail.com">ravibhatk@gmail.com</a>><br>
> Cc: "Mohr Jr, Richard Frank (Rick Mohr)" <<a href="mailto:rmohr@utk.edu">rmohr@utk.edu</a>>, Lustre<br>
> Discuss <<a href="mailto:lustre-discuss@lists.lustre.org">lustre-discuss@lists.lustre.<wbr>org</a>><br>
> Subject: Re: [lustre-discuss] Linux users are not able to access<br>
> lustre folders<br>
> Message-ID: <<a href="mailto:563528B1-1C94-4374-A427-9617F42A0934@intel.com">563528B1-1C94-4374-A427-<wbr>9617F42A0934@intel.com</a>><br>
> Content-Type: text/plain; charset="utf-8"<br>
><br>
>> On Oct 20, 2017, at 09:37, Ravi Bhat <<a href="mailto:ravibhatk@gmail.com">ravibhatk@gmail.com</a>> wrote:<br>
>><br>
>> Hi Rick<br>
>> Thanks, I have created user (luser6) in client as well as in lustre servers. But I get the same error as<br>
>> No directory /home/luser6<br>
>> Logging in with home="/".<br>
>><br>
>> But now I can cd /home/luser6 manually and create files or folders.<br>
><br>
> Note that the "luser6" needs to have the same numeric UID/GID as on the clients.<br>
> Copying /etc/passwd to the MDS is the easiest way to do this (it isn't needed on the OSS nodes). You probably do NOT want to copy /etc/shadow to the MDS, to prevent regular users from logging in there.<br>
><br>
> You can check that this is configured correctly by running on the MDS (as root):<br>
><br>
> /usr/sbin/l_getidentity -d {uid}<br>
><br>
> to verify that "uid" is accessible from /etc/passwd (or NIS/LDAP/AD/whatever).<br>
><br>
> Cheers, Andreas<br>
><br>
>> Regards,<br>
>> Konila Ravi Bhat<br>
>><br>
>>> On 20-Oct-2017 8:31 pm, "Mohr Jr, Richard Frank (Rick Mohr)" <<a href="mailto:rmohr@utk.edu">rmohr@utk.edu</a>> wrote:<br>
>>><br>
>>> On Oct 20, 2017, at 10:50 AM, Ravi Konila <<a href="mailto:ravibhatk@gmail.com">ravibhatk@gmail.com</a>> wrote:<br>
>>><br>
>>> Can you please guide me how do I do it, I mean install NIS on servers and clients?<br>
>>> Is it mandatory to setup NIS?<br>
>>><br>
>><br>
>> NIS is not mandatory. You just need a way to ensure that user accounts are visible to the lustre servers. You could also use LDAP or even just /etc/passwd. You?ll probably just want to choose whatever mechanism is used on your other systems.<br>
>><br>
>> For the purposes of testing, you could always just create the luser1 locally on each lustre server to see if things start to work.<br>
>><br>
>> --<br>
>> Rick Mohr<br>
>> Senior HPC System Administrator<br>
>> National Institute for Computational Sciences<br>
>> <a href="http://www.nics.tennessee.edu" rel="noreferrer" target="_blank">http://www.nics.tennessee.edu</a><br>
>><br>
>><br>
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> Cheers, Andreas<br>
> --<br>
> Andreas Dilger<br>
> Lustre Principal Architect<br>
> Intel Corporation<br>
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