qdisk

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Exploring RHEL High Availability's Components - corosync-qdevice and corosync-qnetd

Knowledge Article updated on 12 Jul 2023, 6:49 PM GMT - 2 -

0

Red Hat Enterprise Linux
How to configure SBD in 2 node pacemaker cluster setup with qdevice .

KCS Solution updated on 21 Mar 2023, 5:00 AM GMT - 0 -

0

Red Hat Enterprise Linux for x86_64
Can I use multiple quorum devices in a RHEL High Availability cluster?

KCS Solution updated on 14 Mar 2023, 9:55 AM GMT - 1 -

0

Red Hat Enterprise Linux
[DUPLICATE] The possibility of another qdisk being able to take the place of a failed one would address the problem of losing the storage array hosting the qdisk.

KCS Solution updated on 14 Mar 2023, 9:52 AM GMT - 0 -

0

Red Hat Enterprise Linux
corosync-qdevice not being automatically enabled when declaring a quorum device

KCS Solution updated on 14 Mar 2023, 7:21 AM GMT - 0 -

0

Red Hat Enterprise Linux
What are the requirements for a quorum disk in a RHEL High Availability cluster?

KCS Solution updated on 08 Aug 2022, 8:46 PM GMT - 2 -

3

Red Hat Enterprise Linux
Can qdevice be connected to cluster via multiple links ?

KCS Solution updated on 10 May 2022, 1:18 PM GMT - 1 -

0

Red Hat Enterprise Linux
How do I configure the consensus timeout in a Red Hat High Availability cluster?

KCS Solution updated on 12 Apr 2022, 12:44 PM GMT - 2 -

1

Red Hat Enterprise Linux
Temporary loss of quorum in RHEL 6 cluster when using master_wins and gracefully shutting down the master node

KCS Solution updated on 06 Dec 2021, 5:27 AM GMT - 1 -

5

Red Hat Enterprise Linux
RHEL cluster reports "qdiskd on node 1 reports hung read()" when a node's I/O to the quorum device is stalled

KCS Solution updated on 30 Mar 2021, 7:31 AM GMT - 16 -

4

Red Hat Enterprise Linux
What are my options for avoiding fence races in RHEL 5, 6, 7, and 8 High Availability clusters with an even number of nodes?

KCS Solution updated on 02 Feb 2021, 8:54 PM GMT - 3 -

0

Red Hat Enterprise Linux
How to remove quorum disk / qdisk in a two node RHEL 5 or 6 cluster?

KCS Solution updated on 21 Oct 2020, 8:52 PM GMT - 11 -

0

Red Hat Enterprise Linux
How can I remove the qdisk from my RHEL 5 or 6 cluster with more than two nodes?

KCS Solution updated on 24 Jul 2019, 4:16 PM GMT - 0 -

0

Red Hat Enterprise Linux
What are some general diagnostic steps for a RHEL High Availability Cluster?

Knowledge Article updated on 27 Feb 2019, 6:21 PM GMT - 0 -

0

Red Hat Enterprise Linux
RCA: Two nodes from a three node cluster rebooted

KCS Solution updated on 22 Jan 2019, 1:52 PM GMT - 1 -

0

Red Hat Enterprise Linux
qdisk reboots cluster nodes even if it is configured not to do that

KCS Solution updated on 22 Jan 2019, 1:46 PM GMT - 0 -

0

Red Hat Enterprise Linux
Cluster services stop after error: "qdiskd[XXXX]: Specified partition /dev/mapper/XXXX does not have a qdisk label"

KCS Solution updated on 01 Oct 2018, 3:04 AM GMT - 0 -

0

Red Hat Enterprise Linux
RHEL 5 or 6 cluster node "lost contact with quorum device"

KCS Solution updated on 08 Aug 2018, 10:48 PM GMT - 4 -

5

Red Hat Enterprise Linux
How quorum disk works ?

KCS Solution updated on 31 Jul 2018, 3:01 PM GMT - 0 -

0

Red Hat Enterprise Linux
Which is the recommended Qdisk heuristics?

KCS Solution updated on 31 Jul 2018, 3:00 PM GMT - 1 -

0

Red Hat Enterprise Linux
What is default qdisk timeout if we don't specify qdisk interval and tko ?

KCS Solution updated on 17 Jun 2018, 1:07 PM GMT - 0 -

0

Red Hat Enterprise Linux
How to Optimally Configure a Quorum Disk in Red Hat Enterprise Linux Clustering and High-Availability Environments

Knowledge Article updated on 17 Apr 2018, 10:52 PM GMT - 7 -

4.25

Red Hat Enterprise Linux
Support for Red Hat Enterprise Linux High Availability Cluster Stretch and Multi-Site Architectures

Knowledge Article updated on 17 Nov 2017, 4:58 PM GMT - 30 -

4.666665

Red Hat Enterprise Linux
Red Hat Enterprise Linux Cluster, High Availability, and GFS Deployment Recommended Practices

Knowledge Article updated on 02 Nov 2017, 11:50 AM GMT - 40 -

4.5

Red Hat Enterprise Linux
Which configuration changes require a restart in a Red Hat Enterprise Linux cluster?

KCS Solution updated on 14 Sep 2017, 12:14 PM GMT - 2 -

0

Red Hat Enterprise Linux

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qdisk

Exploring RHEL High Availability's Components - corosync-qdevice and corosync-qnetd

How to configure SBD in 2 node pacemaker cluster setup with qdevice .

Can I use multiple quorum devices in a RHEL High Availability cluster?

[DUPLICATE] The possibility of another qdisk being able to take the place of a failed one would address the problem of losing the storage array hosting the qdisk.

corosync-qdevice not being automatically enabled when declaring a quorum device

What are the requirements for a quorum disk in a RHEL High Availability cluster?

Can qdevice be connected to cluster via multiple links ?

How do I configure the consensus timeout in a Red Hat High Availability cluster?

Temporary loss of quorum in RHEL 6 cluster when using master_wins and gracefully shutting down the master node

RHEL cluster reports "qdiskd on node 1 reports hung read()" when a node's I/O to the quorum device is stalled

What are my options for avoiding fence races in RHEL 5, 6, 7, and 8 High Availability clusters with an even number of nodes?

How to remove quorum disk / qdisk in a two node RHEL 5 or 6 cluster?

How can I remove the qdisk from my RHEL 5 or 6 cluster with more than two nodes?

What are some general diagnostic steps for a RHEL High Availability Cluster?

RCA: Two nodes from a three node cluster rebooted

qdisk reboots cluster nodes even if it is configured not to do that

Cluster services stop after error: "qdiskd[XXXX]: Specified partition /dev/mapper/XXXX does not have a qdisk label"

RHEL 5 or 6 cluster node "lost contact with quorum device"

How quorum disk works ?

Which is the recommended Qdisk heuristics?

What is default qdisk timeout if we don't specify qdisk interval and tko ?

How to Optimally Configure a Quorum Disk in Red Hat Enterprise Linux Clustering and High-Availability Environments

Support for Red Hat Enterprise Linux High Availability Cluster Stretch and Multi-Site Architectures

Red Hat Enterprise Linux Cluster, High Availability, and GFS Deployment Recommended Practices

Which configuration changes require a restart in a Red Hat Enterprise Linux cluster?

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