[lustre-discuss] lustre-discuss Digest, Vol 139, Issue 39

Sun Oct 29 08:01:28 PDT 2017

Yes. Else there will be mounting issue on lfs 

Thanks & Regards
Yasir Israr

> On 29-Oct-2017, at 8:13 PM, Ravi Konila <ravibhatk at gmail.com> wrote:
> 
> Hi
>  
> I have successfully configured LDAP client on MGS server and it is working fine. Do I need to configure all Lustre servers as LDAP clients?
> Since I have 2 MGS/MDS and 2 OSSs.
>  
>  
> Regards
> Ravi Konila
>  
>  
> From: Yasir Israr
> Sent: Saturday, October 21, 2017 10:33 PM
> To: Ravi Bhat
> Cc: Lustre Discuss
> Subject: Re: [lustre-discuss] lustre-discuss Digest, Vol 139, Issue 39
>  
> https://www.certdepot.net/rhel7-configure-system-use-existing-ldap-directory-service-user-group-information/
>  
> Best follow above link as it too tell u about NFS setup for home directory with ldap client.
> 
> 
> Thanks & Regards
> Yasir Israr
> 
>> On 21-Oct-2017, at 10:10 PM, Ravi Bhat <ravibhatk at gmail.com> wrote:
>> 
>> Hi Yasir
>> Could you please tell me how do I setup LDAP client. I have installed openldap-client on lustre server, next what to do?
>> 
>> Regards,
>> Konila Ravi Bhat
>>  
>>> On 21-Oct-2017 10:07 pm, "Yasir Israr" <yasir at orionsolutions.co.in> wrote:
>>> U need to make ldap client on Lustre MDS & OSS that’s it. Make sure iptable must be disable or iptable allow ldap connectivity.
>>>  
>>> Set selinux disable too.. 
>>> 
>>> Thanks & Regards
>>> Yasir Israr
>>> 
>>>> On 21-Oct-2017, at 9:51 PM, Ravi Bhat <ravibhatk at gmail.com> wrote:
>>>> 
>>>> Hi
>>>> 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?
>>>> 
>>>> Regards,
>>>> Konila Ravi Bhat
>>>>  
>>>>> On 21-Oct-2017 8:24 am, "Yasir Israr" <yasir at orionsolutions.co.in> wrote:
>>>>> For lustre user management it’s mandatory to have same UID / GID else you couldn’t able to sync directory properly.
>>>>> You can setup NIS Server on ur master node for easy sync of user. NIS setup is easy too.
>>>>> 
>>>>> 
>>>>> Thanks & Regards
>>>>> Yasir Israr
>>>>> 
>>>>> > On 21-Oct-2017, at 6:46 AM, lustre-discuss-request at lists.lustre.org wrote:
>>>>> >
>>>>> > Send lustre-discuss mailing list submissions to
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>>>>> >
>>>>> >
>>>>> > Today's Topics:
>>>>> >
>>>>> >   1. Re: Linux users are not able to access lustre folders
>>>>> >      (Dilger, Andreas)
>>>>> >
>>>>> >
>>>>> > ----------------------------------------------------------------------
>>>>> >
>>>>> > Message: 1
>>>>> > Date: Fri, 20 Oct 2017 22:47:01 +0000
>>>>> > From: "Dilger, Andreas" <andreas.dilger at intel.com>
>>>>> > To: Ravi Bhat <ravibhatk at gmail.com>
>>>>> > Cc: "Mohr Jr, Richard Frank (Rick Mohr)" <rmohr at utk.edu>, Lustre
>>>>> >    Discuss <lustre-discuss at lists.lustre.org>
>>>>> > Subject: Re: [lustre-discuss] Linux users are not able to access
>>>>> >    lustre folders
>>>>> > Message-ID: <563528B1-1C94-4374-A427-9617F42A0934 at intel.com>
>>>>> > Content-Type: text/plain; charset="utf-8"
>>>>> >
>>>>> >> On Oct 20, 2017, at 09:37, Ravi Bhat <ravibhatk at gmail.com> wrote:
>>>>> >>
>>>>> >> Hi Rick
>>>>> >> Thanks, I have created user (luser6) in client as well as in lustre servers. But I get the same error as
>>>>> >> No directory /home/luser6
>>>>> >> Logging in with home="/".
>>>>> >>
>>>>> >> But now I can cd /home/luser6 manually and create files or folders.
>>>>> >
>>>>> > Note that the "luser6" needs to have the same numeric UID/GID as on the clients.
>>>>> > 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.
>>>>> >
>>>>> > You can check that this is configured correctly by running on the MDS (as root):
>>>>> >
>>>>> >  /usr/sbin/l_getidentity -d {uid}
>>>>> >
>>>>> > to verify that "uid" is accessible from /etc/passwd (or NIS/LDAP/AD/whatever).
>>>>> >
>>>>> > Cheers, Andreas
>>>>> >
>>>>> >> Regards,
>>>>> >> Konila Ravi Bhat
>>>>> >>
>>>>> >>> On 20-Oct-2017 8:31 pm, "Mohr Jr, Richard Frank (Rick Mohr)" <rmohr at utk.edu> wrote:
>>>>> >>>
>>>>> >>> On Oct 20, 2017, at 10:50 AM, Ravi Konila <ravibhatk at gmail.com> wrote:
>>>>> >>>
>>>>> >>> Can you please guide me how do I do it, I mean install NIS on servers and clients?
>>>>> >>> Is it mandatory to setup NIS?
>>>>> >>>
>>>>> >>
>>>>> >> 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.
>>>>> >>
>>>>> >> For the purposes of testing, you could always just create the luser1 locally on each lustre server to see if things start to work.
>>>>> >>
>>>>> >> --
>>>>> >> Rick Mohr
>>>>> >> Senior HPC System Administrator
>>>>> >> National Institute for Computational Sciences
>>>>> >> http://www.nics.tennessee.edu
>>>>> >>
>>>>> >>
>>>>> >> _______________________________________________
>>>>> >> lustre-discuss mailing list
>>>>> >> lustre-discuss at lists.lustre.org
>>>>> >> http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org
>>>>> >
>>>>> > Cheers, Andreas
>>>>> > --
>>>>> > Andreas Dilger
>>>>> > Lustre Principal Architect
>>>>> > Intel Corporation
>>>>> >
>>>>> >
>>>>> >
>>>>> >
>>>>> >
>>>>> >
>>>>> >
>>>>> >
>>>>> > ------------------------------
>>>>> >
>>>>> > Subject: Digest Footer
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>>>>> >
>>>>> > ------------------------------
>>>>> >
>>>>> > End of lustre-discuss Digest, Vol 139, Issue 39
>>>>> > ***********************************************
>>>>> 
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