[Lustre-discuss] new OST not mounting up

Evan Felix evan.felix at pnl.gov
Fri Feb 27 08:41:28 PST 2009


Mag,

Can you send us the output from your kernel log after you try the mount
command that is failing?

Just run 'dmesg' and send us the last 20 lines or so..

evan


On 2/26/09 7:12 PM, "Mag Gam" <magawake at gmail.com> wrote:

> Any ideas?
> 
> I am still unable to mount this new OST.  I stopped the client hang
> problem by disabling the OST via lctl but crazy problem indeed.
> 
> 
> I would love to know how to activate the OST.
> 
> 
> 
> On Wed, Feb 25, 2009 at 4:43 PM, Mag Gam <magawake at gmail.com> wrote:
>> Hello.
>> 
>> 
>> We created an OST on an OSS. But when I try to mount up the OST, it
>> keeps saying.
>> 
>> 
>> mount.lustre /dev/vg/ost002 /vol/srv1/ost002
>> mount.lustre: mount /dev/vg/ost002 at /vol/srv1/ost002 failed:
>> Operation already in progress
>> The target service is already running. (/dev/vg/ost002)
>> 
>> 
>> However,
>> mount | grep -i ost002
>> Nothing is mounted up....
>> 
>> lctl is even showing this OST and also the client is able to see it.
>> lfs df -h
>> ...
>> lfs001-OST0005_UUID     492.2G    445.2G     22.0G   90%
>> /lfs/srv5/lfs001[OST:5]
>> ...
>> 
>> 
>> The MDS/OSS Version:
>> lustre: 1.6.5.52
>> kernel: patchless
>> build:  
>> 1.6.5.52-19691231190000-PRISTINE-.var.tmp.linux-2.6.18.x86_64-2.6.18-prep
>> 2.6.18 = Kernel Version
>> 
>> I don't think its bugzilla 11564, because my lustre fs name is only 6
>> characters long.
>> 
>> 
>> Also, when the client tries to access the new OST's space, it simple
>> hangs. It placed it in "bloc
>> 
>> Any thoughts about this?
>> 
>> TIA
>> 
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