[Lustre-discuss] Read-only file system
Mag Gam
magawake at gmail.com
Sat Mar 21 05:38:03 PDT 2009
First time ever,
# cat health_check
device lfs002-MDT0000 reported unhealthy
NOT HEALTHY
I have never seen this.
On Sat, Mar 21, 2009 at 5:26 AM, Mag Gam <magawake at gmail.com> wrote:
> We have been experiecing problems recently, where our Lustre
> filesystem is becoming read-only (we can't even see our data).
>
> For example when I invoke 'ls' or 'find'
>
> ls: .: Read-only file system
> find: cannot get current directory: Read-only file system
>
> The client version is:
>
> lustre: 1.6.6
> kernel: patchless
> build: 1.6.6-19691231190000-PRISTINE-.usr.src.linux-2.6.18-92.1.10.el5
>
>
> The MDS/OST version is:
> lustre: 1.6.4.3
> kernel: patchless
>
> On the MDS:
> lctl dl
> -bash-3.1$ lctl dl
> 0 UP mgs MGS MGS 23
> 1 UP mgc MGC141.128.90.153 at tcp caf62255-4f22-53a3-25d9-c7f9e6c31277 5
> 2 UP mdt MDS MDS_uuid 3
> 3 UP lov lfs002-mdtlov lfs002-mdtlov_UUID 4
> 4 UP mds lfs002-MDT0000 lfs002-MDT0000_UUID 21
> 5 UP osc lfs002-OST0000-osc lfs002-mdtlov_UUID 5
> 6 UP osc lfs002-OST0001-osc lfs002-mdtlov_UUID 5
> 7 UP ost OSS OSS_uuid 3
> 8 UP obdfilter lfs002-OST0001 lfs002-OST0001_UUID 23
>
>
> It interesting because we have another lustre filesystem where we can
> see things and everything is working properly. Is there something I
> am missing?
> TIA
>
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