Bug 1569335 - Showing two duplicate "/" partitions in lsblk
Summary: Showing two duplicate "/" partitions in lsblk
Keywords:
Status: CLOSED NOTABUG
Alias: None
Product: Red Hat Enterprise Linux 6
Classification: Red Hat
Component: lvm2
Version: 6.5
Hardware: x86_64
OS: Linux
unspecified
unspecified
Target Milestone: rc
: ---
Assignee: LVM and device-mapper development team
QA Contact: cluster-qe@redhat.com
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2018-04-19 05:05 UTC by Rinku Bansal
Modified: 2018-04-19 08:55 UTC (History)
8 users (show)

Fixed In Version:
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Clone Of:
Environment:
Last Closed: 2018-04-19 08:55:06 UTC
Target Upstream Version:


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Description Rinku Bansal 2018-04-19 05:05:58 UTC
Description of problem:
We are getting two partition that is / in lsblk command for 2 device i.e (sda & sdc) while running lsblk command.


Version-Release number of selected component (if applicable):

Red Hat Enterprise Linux Server release 6.5 (Santiago)


How reproducible:
only in one machine 

Steps to Reproduce:
1.deployed RHEL6.5
2.Run the lsblk command 
3.check the result 

Actual results:
Here in below output , we are seeing that VolGroup-lv_root is showing 2 times & mounted on same '/' partition. 
[root@localhost tools]# lsblk -f
NAME                        FSTYPE      LABEL        UUID                                   MOUNTPOINT
loop0                       iso9660     CSTMA_086100                                        /mnt/iso
sr0                         iso9660     CSTMA_086100
sda
├─sda1                      ext4                     2472a6e1-082e-4fbf-8d4d-aea79bc97e42   /boot
└─sda2                      LVM2_member              ReipNd-GjAV-bbDd-e11D-1bS6-Up6I-saej3j
  ├─VolGroup-lv_root (dm-0) ext4                     7e6b4baf-98d6-495c-8c8b-b70fa41ab6db   /
  └─VolGroup-lv_swap (dm-1) swap                     17bd238e-0e47-41cf-9c48-608bad51a38b   [SWAP]
sdb
sdc                         LVM2_member              Vt3US8-8JlX-dP2T-1e4e-v5Pd-U0oL-SVgTrX
└─VolGroup-lv_root (dm-0)   ext4                     7e6b4baf-98d6-495c-8c8b-b70fa41ab6db   /

We haven't configured any Software/Hardware Raids.

[root@localhost tools]# cat /proc/mdstat
Personalities :
unused devices: <none>

Expected results:


Additional info:

Comment 2 Milan Broz 2018-04-19 05:31:33 UTC
Run "lvs -o +devices" and check where lv_root is allocated.

I guess it spans boths sdb ans sdc PVs, so the output of lsblk is correct (it uses both devices).

Comment 3 Rinku Bansal 2018-04-19 06:48:48 UTC
Thanks Milan


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