[lustre-discuss] new build/install no devices showing up

Bass, Ned bass6 at llnl.gov
Fri Apr 28 13:38:17 PDT 2017


The first column in ldev.conf should match the output of 'uname -n'.

If that fails, 'sh -x /etc/init.d/lustre start' is a good way to trace the startup
process to see where it's going off the rails.

Ned

> -----Original Message-----
> From: lustre-discuss [mailto:lustre-discuss-bounces at lists.lustre.org] On
> Behalf Of Brian Andrus
> Sent: Friday, April 28, 2017 1:05 PM
> To: Dilger, Andreas
> Cc: lustre-discuss at lists.lustre.org
> Subject: Re: [lustre-discuss] new build/install no devices showing up
> 
> Yep. They are listed in ldev.conf:
> 
> 10.1.1.1 -      mgs     zfs:lustre-mgs/mgs
> 10.1.1.1 -      mdt0    zfs:lustre-mdt0/mdt0
> 10.1.1.1 -      ost0    zfs:lustre-ost0/ost0
> 
> I haven't changed any options in /etc/sysconfig/lustre at all. Didn't
> see any that might be the source of the issue.
> 
> Brian Andrus
> 
> 
> On 4/28/2017 1:01 PM, Dilger, Andreas wrote:
> > On Apr 28, 2017, at 12:23, Brian Andrus <toomuchit at gmail.com> wrote:
> >> All,
> >>
> >> I just did a new build against the latest (2.9.56_36) source.
> >>
> >> I am building with zfs support and kmod. Packages build fine and install
> fine.
> >>
> >> Lnet comes up and I can 'lctl ping' self and a client. Both show up as peers
> afterwards.
> >>
> >> I am following: http://wiki.lustre.org/Lustre_with_ZFS_Install as a
> template.
> >> When I start lustre (service lustre start), it loads the lustre modules fine
> and everything, but does not seem to connect to any devices.
> >>
> >> 'lctl dl' returns nothing. Starting lustre also does not mount the zfs
> datasets. I have tried changinge 'canmount' and mounting them manually
> with no change in the results.
> >>
> >>
> >> Any ideas what may be going on here?
> > Just poking in the dark here...
> >
> > Are your OSTs/MDT(s) properly listed in /etc/ldev.conf?  Have you set the
> options in /etc/sysconfig/lustre correctly for your system?
> >
> > Please feel free to edit the wiki page to include more details to explain
> whatever you missed the first time through.
> >
> > Cheers, Andreas
> > --
> > Andreas Dilger
> > Lustre Principal Architect
> > Intel Corporation
> >
> >
> >
> >
> >
> >
> >
> 
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