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Re: [linux-lvm] how to access the partition on LV?



On Thu, 2005-07-28 at 11:45 -0500, AJ Lewis wrote:
> On Thu, Jul 28, 2005 at 11:17:41AM -0400, Ming Zhang wrote:
> > I think this is a very common question but i can not find the answer.
> > any idea on how to access the partition on these lv since no device
> > node?
> > 
> > 
> > [root fc3-i386-2 ~]# fdisk /dev/vg1/v1 -l
> > 
> > Disk /dev/vg1/v1: 469 MB, 469762048 bytes
> > 255 heads, 63 sectors/track, 57 cylinders
> > Units = cylinders of 16065 * 512 = 8225280 bytes
> > 
> >        Device Boot      Start         End      Blocks   Id  System
> > /dev/vg1/v1p1               1          13      104391   83  Linux
> > /dev/vg1/v1p2              14          57      353430   83  Linux
> 

the problem is that we export a LV via iscsi to a remote box and become
a scsi disk. so it is partitioned and utilized. then it does have
partition on it. even it is exported to a linux box, u possibly will
use /dev/sdx1 instead of directly use /dev/sdx, rite?

> You don't.  Don't put partition tables on LVs.  The whole point of using LVM
> is you don't need to partition anymore, and your block devices can be dynamic.
> If you another block devices, you lvcreate it.  If you don't have enough space
> in your VG, you add a PV to it, then lvcreate the new block device.  Have you
> read through the HOWTO referenced below?

i can not see this HOWTO, where u referenced it?

thx!

ming

> 


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