Re: labeling a swap partition

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>T. Horsnell wrote:
>>>I see that officially, e2label can not label a swap partition.  So, I am 
>>>confused by what I see in my fstab:
>>>LABEL=SWAP-i2o/hda3     swap                    swap    defaults        0 0
>>>
>>>I have an Adaptec 2010S ZCR card that likes to play with my mind, so I 
>>>have found that using labels on my partitions lets me win the game with 
>>>the ZCR card.
>>>
>>>The above entry from the fstab is from a fresh install of FC3.  If 
>>>e2label doesn't label swap partitions, how did the above entry occur?  
>>>And, how can I guarantee that my the swap I want used is the one that 
>>>will be used?
>>>    
>>
>>See 'man mkswap'
>I think I am missing something, I don't see anything about the above 
>type of labels in the mkswap man page.  I tried-changing 
>LABEL=SWAP-i2o/hda3 to LABEL=SWAP-i2o/hdb3, and the subsequent swapon failed
>[root@sm init.d]# /sbin/mkswap -c -v1 /dev/i2o/hdb3
>Setting up swapspace version 1, size = 1612148 kB
>...
>[root@sm init.d]# /sbin/swapon -av
>swapon on LABEL=SWAP-i2o/hdb3
>swapon: cannot find the device for LABEL=SWAP-i2o/hdb3
>
>Did I miss something in the man page?

mkswap -L enables you to label a swap partition with whatever
label you want. In your case its been labeled as SWAP-i2o/hda3
and presumably is physically on partition /dev/hda3.

You need to do:
/sbin/mkswap -c -v1 -L SWAP-i2o/hdb3 /dev/i2o/hdb3

to label your new swap partition,
then you need to edit /etc/fstab to include a line like:
LABEL=SWAP-i2o/hdb3     swap                    swap    defaults        0 0

then 'swapon -a' should grab them both.

Cheers,
Terry.

>
>eric
>
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