[lustre-discuss] mdt mounting error

Raj rajgautam at gmail.com
Wed Nov 1 04:26:44 PDT 2017


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
>>
>>
>>
>>
>>
>> _______________________________________________
>> lustre-discuss mailing list
>> lustre-discuss at lists.lustre.org
>> http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org
>>
>>
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