[CentOS] Re-mount a drive using its label name

Fri May 16 17:39:04 UTC 2014
Mauricio Tavares <raubvogel at gmail.com>

On Fri, May 16, 2014 at 1:34 PM,  <m.roth at 5-cent.us> wrote:
> Raghuv Adhepalli wrote:
>> Hello everybody,
>>
>> I would like your opinion on the following question, why this happens in
>> centos and how to fix this (or a possible work around).
>>
>> I have a drive with no partitions and formatted with xfs filesystem. I
>> give the drive a custom label "mydrive" and I mount it under
>> /dev/mountpnts/mydrive.
>> Then, I add a corresponding entry to fstab.
>>
>> These, are the steps I followed,
>>
>> mkfs.xfs -L mydrive -f /dev/sdf
>> mkdir /dev/mountpnts/mydrive
>> mount -L mydrive /dev/mountpnts/mydrive/
>>
>> cat /etc/fstab,
>> LABEL=mydrive /dev/mountpnts/mydrive xfs
>> noatime,nodiratime,nobarrier,logbufs=8 0 0
>>
>> These steps mount the drive under the mount point specified.
>>
>> If I remove the drive and insert it back in after a while, the drive
>> doesn't mount, even though I have the required entry in fstab.
>
> Clarify, please: you *did* umount it before removing, correct?
>>
>> `mount -a` doesn't seem to work and provides me the following output,
>>
>> mount: wrong fs type, bad option, bad superblock on /dev/sdj,
>>        missing codepage or helper program, or other error
>>        In some cases useful info is found in syslog - try
>>        dmesg | tail  or so
>>
> <snip>
> Was there anything significant in dmesg?
>
      Also, did the drive change from sdf to sdj due to being
removed/reinserted? What does parted or fdisk show about said drive?

>       mark
>
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