[lustre-discuss] luster client mount issues
Mohr Jr, Richard Frank (Rick Mohr)
rmohr at utk.edu
Thu Jul 28 07:51:43 PDT 2016
Is the client supposed to have an IB interface configured, or is it just supposed to mount over ethernet?
--
Rick Mohr
Senior HPC System Administrator
National Institute for Computational Sciences
http://www.nics.tennessee.edu
> On Jul 20, 2016, at 2:09 PM, sohamm <sohamm at gmail.com> wrote:
>
> Hi
>
> Any guidance/help on this is greatly appreciated.
>
> Thanks
>
> On Mon, Jul 18, 2016 at 7:25 PM, sohamm <sohamm at gmail.com> wrote:
> Hi Ben
> Both the networks have netmasks of value 255.255.255.0
>
> Thanks
>
> On Mon, Jul 18, 2016 at 10:08 AM, Ben Evans <bevans at cray.com> wrote:
> What do your netmasks look like on each network?
>
> From: lustre-discuss <lustre-discuss-bounces at lists.lustre.org> on behalf of sohamm <sohamm at gmail.com>
> Date: Monday, July 18, 2016 at 1:56 AM
> To: "lustre-discuss at lists.lustre.org" <lustre-discuss at lists.lustre.org>
> Subject: Re: [lustre-discuss] lustre-discuss Digest, Vol 124, Issue 17
>
> Hi Thomas
> Below are the results of the commands you suggested.
>
> From Client
> [root at dev1 ~]# lctl ping 192.168.200.52 at o2ib
> failed to ping 192.168.200.52 at o2ib: Input/output error
> [root at dev1 ~]# lctl ping 192.168.111.52 at tcp
> 12345-0 at lo
> 12345-192.168.200.52 at o2ib
> 12345-192.168.111.52 at tcp
> [root at dev1 ~]# mount -t lustre 192.168.111.52 at tcp:/mylustre /lustre
> mount.lustre: mount 192.168.111.52 at tcp:/mylustre at /lustre failed: Input/output error
> Is the MGS running?
> mount: mounting 192.168.111.52 at tcp:/mylustre on /lustre failed: Invalid argument
>
> cat /var/log/messages | tail
> Jul 18 01:37:04 dev1 user.warn kernel: [2250504.401397] ib1: multicast join failed for ff12:401b:ffff:0000:0000:0000:ffff:ffff, status -22
> Jul 18 01:37:26 dev1 user.warn kernel: [2250526.257309] LNet: No route to 12345-192.168.200.52 at o2ib via <?> (all routers down)
> Jul 18 01:37:36 dev1 user.warn kernel: [2250536.481862] ib1: multicast join failed for ff12:401b:ffff:0000:0000:0000:ffff:ffff, status -22
> Jul 18 01:41:53 dev1 user.warn kernel: [2250792.947299] LNet: No route to 12345-192.168.200.52 at o2ib via <?> (all routers down)
>
>
> From MGS
> [root at lustre_mgs01_vm03 ~]# lctl ping 192.168.111.102 at tcp
> 12345-0 at lo
> 12345-192.168.111.102 at tcp
>
> Please let me know what else i can try. Looks like i am missing something with the ib config? Do i need router setup as part of lnet ?
> if i am able to ping mgs from client on the tcp network, it should still work ?
>
> Thanks
>
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