device_mapper

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RHEL7 system not booting after creating lvm snapshot.

KCS Solution updated on 31 Mar 2016, 5:31 PM GMT - 4 -

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Red Hat Enterprise Linux
One of the paths of a multipath device was brought down for maintenance. This made the filesystem on top of the multipath device to read-only mode.

KCS Solution updated on 29 Mar 2016, 10:38 AM GMT - 0 -

0

Red Hat Enterprise Linux
error : symbol lookup error: /lib64/libmultipath.so で multipath -v2 が失敗する

KCS Solution updated on 17 Mar 2016, 12:33 AM GMT - 0 -

0

Red Hat Enterprise Linux
I have increased the size of a LUN from SAN, can the system detect it without reboot?

KCS Solution updated on 15 Feb 2016, 7:15 AM GMT - 1 -

0

Red Hat Enterprise Linux
Is any additional configuration needed to configure multipath in RHEV?

KCS Solution updated on 05 Feb 2016, 8:03 PM GMT - 0 -

0

Red Hat Virtualization
How to boot the system from the alternate VG after OS disk cloning?

KCS Solution updated on 03 Feb 2016, 8:55 PM GMT - 0 -

0

Red Hat Enterprise Linux
SAN paths do not show up under 'multipath -l' after a LUN has been presented to system.

KCS Solution updated on 02 Feb 2016, 2:30 AM GMT - 1 -

0

Red Hat Enterprise Linux
How to setup preferred path with multipath

KCS Solution updated on 27 Jan 2016, 9:46 AM GMT - 1 -

0

Red Hat Enterprise Linux
mkfs.ext4 hangs on format of /dev/mapper/crypt0 on certain dmcrypt disks

KCS Solution updated on 25 Jan 2016, 12:09 PM GMT - 0 -

0

Red Hat Enterprise Linux
Boot from SAN system facing issues in boot process and shows error - 'Kernel Panic - not syncing: Attempted to kill init'

KCS Solution updated on 14 Jan 2016, 11:57 AM GMT - 1 -

0

Red Hat Enterprise Linux
RHEL 5 および 6 で起動時にストレージデバイスの順番を変更する

KCS Solution updated on 06 Jan 2016, 2:44 AM GMT - 0 -

0

Red Hat Enterprise Linux
Multipath device uuid changing after reconnecting underlying storage device.

KCS Solution updated on 10 Dec 2015, 4:55 PM GMT - 1 -

0

Red Hat Enterprise Linux
What is the difference between "Linux" and "Linux LVM" partition types?

KCS Solution updated on 07 Dec 2015, 8:03 AM GMT - 0 -

0

Red Hat Enterprise Linux
Getting "device-mapper: waitevent ioctl on failed: Interrupted system call" error messages in /var/log/messages

KCS Solution updated on 29 Nov 2015, 8:37 AM GMT - 0 -

0

Red Hat Enterprise Linux
dracut fails with: "dracut-install ERROR installing /usr/lib/systemd/system/multipathd.service"

KCS Solution updated on 24 Nov 2015, 5:44 PM GMT - 0 -

0

Red Hat Enterprise Linux
Booting the server which has LVM cache enabled using kernel 3.10.0-229 hangs on server reboot?

KCS Solution updated on 19 Nov 2015, 2:40 PM GMT - 1 -

0

Red Hat Enterprise Linux
Couldn't remove ASM disk which has NAME attribute in udev rule?

KCS Solution updated on 17 Nov 2015, 9:08 PM GMT - 2 -

0

Red Hat Enterprise Linux
System crash/Kernel oops at task_rq_lock with backtrace in dec_count (dm-mod)

KCS Solution updated on 11 Nov 2015, 11:08 AM GMT - 0 -

0

Red Hat Enterprise Linux
'virsh vol-create-as' command shows error: Storage volume not found

KCS Solution updated on 03 Nov 2015, 11:26 AM GMT - 2 -

0

Red Hat Enterprise Linux
Why Device Mapper Multipath failing to create maps for boot from SAN disk in RHEL 6/7?

KCS Solution updated on 26 Oct 2015, 1:37 PM GMT - 1 -

0

Red Hat Enterprise Linux
multipath commands to crashes and core dumps after upgrading to RHBA-2015:1391-3 (0.4.9-87)

KCS Solution updated on 03 Oct 2015, 12:02 AM GMT - 0 -

0

Red Hat Enterprise Linux
DM-Multipath doesn't recover lost path after reconnecting

KCS Solution updated on 28 Sep 2015, 6:46 AM GMT - 1 -

0

Red Hat Enterprise Linux
Error at boot: "systemd[1]: multipathd.service operation timed out. Terminating."

KCS Solution updated on 15 Sep 2015, 12:31 PM GMT - 0 -

0

Red Hat Enterprise Linux
Missing paths for some of the LUNs in the multipath output.

KCS Solution updated on 11 Sep 2015, 3:19 PM GMT - 1 -

0

Red Hat Enterprise Linux
RHEL6.4 で "multipathd: overflow in attribute" メッセージが発生する

KCS Solution updated on 02 Sep 2015, 10:20 AM GMT - 0 -

0

Red Hat Enterprise Linux

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device_mapper

RHEL7 system not booting after creating lvm snapshot.

One of the paths of a multipath device was brought down for maintenance. This made the filesystem on top of the multipath device to read-only mode.

error : symbol lookup error: /lib64/libmultipath.so で multipath -v2 が失敗する

I have increased the size of a LUN from SAN, can the system detect it without reboot?

Is any additional configuration needed to configure multipath in RHEV?

How to boot the system from the alternate VG after OS disk cloning?

SAN paths do not show up under 'multipath -l' after a LUN has been presented to system.

How to setup preferred path with multipath

mkfs.ext4 hangs on format of /dev/mapper/crypt0 on certain dmcrypt disks

Boot from SAN system facing issues in boot process and shows error - 'Kernel Panic - not syncing: Attempted to kill init'

RHEL 5 および 6 で起動時にストレージデバイスの順番を変更する

Multipath device uuid changing after reconnecting underlying storage device.

What is the difference between "Linux" and "Linux LVM" partition types?

Getting "device-mapper: waitevent ioctl on failed: Interrupted system call" error messages in /var/log/messages

dracut fails with: "dracut-install ERROR installing /usr/lib/systemd/system/multipathd.service"

Booting the server which has LVM cache enabled using kernel 3.10.0-229 hangs on server reboot?

Couldn't remove ASM disk which has NAME attribute in udev rule?

System crash/Kernel oops at task_rq_lock with backtrace in dec_count (dm-mod)

'virsh vol-create-as' command shows error: Storage volume not found

Why Device Mapper Multipath failing to create maps for boot from SAN disk in RHEL 6/7?

multipath commands to crashes and core dumps after upgrading to RHBA-2015:1391-3 (0.4.9-87)

DM-Multipath doesn't recover lost path after reconnecting

Error at boot: "systemd[1]: multipathd.service operation timed out. Terminating."

Missing paths for some of the LUNs in the multipath output.

RHEL6.4 で "multipathd: overflow in attribute" メッセージが発生する

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