[lustre-discuss] mdt mounting error

[Parag Khuraswar]

Hi Raj,

But I have two file systems,
And I think I can use one mgt for two filesystems. Please correct me if 
I am wrong.

Regards,
Parag


On 2017-11-01 16:56, Raj wrote:
> The following can contribute to this issue:
> - Missing FS name in mgt creation (it must be <=9 character long):
> --fsname=
> mkfs.lustre --servicenode=10.2.1.204 at o2ib
> --servicenode=10.2.1.205 at o2ib --FSNAME=HOME --mgs /dev/mapper/mpathc
> 
> - verify if /mdt directory exists
> 
> On Wed, Nov 1, 2017 at 6:16 AM Raj <rajgautam at gmail.com> wrote:
> 
>> What options in mkfs.lustre did you use to format with lustre?
>> 
>> On Wed, Nov 1, 2017 at 6:14 AM Parag Khuraswar
>> <parag_k at citilindia.com> wrote:
>> 
>> Hi Raj,
>> 
>> Yes, /dev/mapper/mpatha available.
>> 
>> I could format and mount using ext4.

>> 
>> Regards,
>> 
>> Parag
>> 
>> FROM: Raj [mailto:rajgautam at gmail.com]
>> SENT: Wednesday, November , 2017 4:39 PM
>> TO: Parag Khuraswar; Lustre discussion
>> SUBJECT: Re: [lustre-discuss] mdt mounting error
>> 
>> Parag,
>> Is the device /dev/mapper/mpatha available?
>> If not, the multipathd may not have started or the multipath
>> configuration may not be correct.
>> 
>> On Wed, Nov 1, 2017 at 5:18 AM Parag Khuraswar
>> <parag_k at citilindia.com> wrote:
>> 
>> Hi,
>> 
>> I am getting below error while mounting mdt. Mgt is mounted.
>> 
>> Please suggest
>> 
>> [root at mds2 ~]# mount -t lustre /dev/mapper/mpatha /mdt
>> 
>> mount.lustre: mount /dev/mapper/mpatha at /mdt failed: No such file
>> or directory
>> 
>> Is the MGS specification correct?
>> 
>> Is the filesystem name correct?
>> 
>> If upgrading, is the copied client log valid? (see upgrade docs)
>> 
>> Regards,
>> 
>> Parag
>> 
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