Re: NFS and /dev/mdXpY

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From: Vlad Glagolev
Date: Thursday, April 22, 2010 - 1:07 pm

On Thu, 22 Apr 2010 15:56:21 -0400
Trond Myklebust <trond.myklebust@fys.uio.no> wrote:


there's only one, and yes, you're right.. /dev/md2p6 isn't in the list.

According to blkid:

# blkid
/dev/sda1: UUID="9a9beac0-d5fa-94d1-86df-b710391e5a7c" TYPE="linux_raid_member" 
/dev/sda2: UUID="8327bc1c-3d13-ee78-86df-b710391e5a7c" TYPE="linux_raid_member" 
/dev/sda3: UUID="01821f8d-da8e-fd6a-86df-b710391e5a7c" TYPE="linux_raid_member" 
/dev/sdb1: UUID="9a9beac0-d5fa-94d1-86df-b710391e5a7c" TYPE="linux_raid_member" 
/dev/sdb2: UUID="8327bc1c-3d13-ee78-86df-b710391e5a7c" TYPE="linux_raid_member" 
/dev/sdb3: UUID="01821f8d-da8e-fd6a-86df-b710391e5a7c" TYPE="linux_raid_member" 
/dev/sdc1: UUID="ed9c6039-5faf-d0ef-86df-b710391e5a7c" TYPE="linux_raid_member" 
/dev/sdc2: UUID="8327bc1c-3d13-ee78-86df-b710391e5a7c" TYPE="linux_raid_member" 
/dev/sdc3: UUID="01821f8d-da8e-fd6a-86df-b710391e5a7c" TYPE="linux_raid_member" 
/dev/sdd1: UUID="ed9c6039-5faf-d0ef-86df-b710391e5a7c" TYPE="linux_raid_member" 
/dev/sdd2: UUID="8327bc1c-3d13-ee78-86df-b710391e5a7c" TYPE="linux_raid_member" 
/dev/sdd3: UUID="01821f8d-da8e-fd6a-86df-b710391e5a7c" TYPE="linux_raid_member" 
/dev/md0: UUID="53d16b07-d496-4f8f-ad59-ea34aaf169f4" TYPE="xfs" 
/dev/md2p1: UUID="31ae89c6-dba6-4351-b3a9-e8b08be07c3d" TYPE="swap" 
/dev/md2p2: UUID="dc892f1f-0b83-41dd-bde7-0761295f33a3" TYPE="xfs" 
/dev/md2p3: UUID="f7ac4165-320f-4235-a78a-5fe1bd0aac24" TYPE="xfs" 
/dev/md2p4: UUID="4429ba7a-afd2-4c61-83a0-900dae1bccdc" TYPE="xfs" 
/dev/md2p5: UUID="b35a7bca-12ad-4738-a895-52f20b7cc5d9" TYPE="xfs" 
/dev/md2p6: UUID="9f8d66e8-4b11-4ae7-8f90-b00ee9d204b1" TYPE="xfs" 
/dev/md1: UUID="0e9742f6-44e3-431c-911f-4c914e4f81d5" TYPE="xfs" 
/dev/md3: UUID="463bbc42-c19b-4b9e-bae7-838ac0e2e5c6" TYPE="xfs" 
/dev/sde1: UUID="6adf1c55-405c-43cf-a84d-be5d2746d300" TYPE="ext2"

and not all of them exist at /dev/disk/by-uuid:

# ls -1 /dev/disk/by-uuid
0e9742f6-44e3-431c-911f-4c914e4f81d5 <- /dev/md1
31ae89c6-dba6-4351-b3a9-e8b08be07c3d <- /dev/md2p1
4429ba7a-afd2-4c61-83a0-900dae1bccdc <- /dev/md2p4
463bbc42-c19b-4b9e-bae7-838ac0e2e5c6 <- /dev/md3
473b9320-88a4-44eb-b592-2ac98619bc9b <- ??
53d16b07-d496-4f8f-ad59-ea34aaf169f4 <- /dev/md0
6adf1c55-405c-43cf-a84d-be5d2746d300 <- /dev/sde1
b35a7bca-12ad-4738-a895-52f20b7cc5d9 <- /dev/md2p5
dc892f1f-0b83-41dd-bde7-0761295f33a3 <- /dev/md2p2
f7ac4165-320f-4235-a78a-5fe1bd0aac24 <- /dev/md2p3

Interesting. so 9f8d66e8-4b11-4ae7-8f90-b00ee9d204b1 != 473b9320-88a4-44eb-b592-2ac98619bc9b.

Bug in udev?

-- 
Dont wait to die to find paradise...
--
Cheerz,
Vlad "Stealth" Glagolev
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Messages in current thread:
NFS and /dev/mdXpY, Vlad Glagolev, (Sat Apr 17, 8:57 am)
Re: NFS and /dev/mdXpY, Steve Cousins, (Wed Apr 21, 9:39 am)
Re: NFS and /dev/mdXpY, Vlad Glagolev, (Wed Apr 21, 9:48 am)
Re: NFS and /dev/mdXpY, Roger Heflin, (Wed Apr 21, 10:09 am)
Re: NFS and /dev/mdXpY, Vlad Glagolev, (Wed Apr 21, 11:26 am)
Re: NFS and /dev/mdXpY, Vlad Glagolev, (Wed Apr 21, 12:08 pm)
Re: NFS and /dev/mdXpY, Roger Heflin, (Wed Apr 21, 6:20 pm)
Re: NFS and /dev/mdXpY, J. Bruce Fields, (Thu Apr 22, 11:25 am)
Re: NFS and /dev/mdXpY, Vlad Glagolev, (Thu Apr 22, 11:53 am)
Re: NFS and /dev/mdXpY, J. Bruce Fields, (Thu Apr 22, 12:32 pm)
Re: NFS and /dev/mdXpY, Trond Myklebust, (Thu Apr 22, 12:47 pm)
Re: NFS and /dev/mdXpY, Vlad Glagolev, (Thu Apr 22, 12:51 pm)
Re: NFS and /dev/mdXpY, Trond Myklebust, (Thu Apr 22, 12:56 pm)
Re: NFS and /dev/mdXpY, Vlad Glagolev, (Thu Apr 22, 1:07 pm)