Hello everybody.
We are trying to do a rolling upgrade from Corosync 2.3.5-1 to Corosync 2.99+.
It looks like they are not compatible and we are getting messages like:
Jun 11 02:10:20 d21-22-left corosync[6349]: [TOTEM ] Message received from
172.18.52.44 has bad magic number (probably sent by
What is your corosync.conf timeouts (especially token & consensus)?
Last time I did live migration of RHEL 7 node with the default values, the
cluster fenced it - thus I set it to 10s for token and I also raised the
consensus (check 'man corosync.conf') above the default.
Also, start your
Hi everyone. As a followup, I found that the vms were having snapshot
backup at the time of the disconnects which I think freezes IO. We'll be
addressing that. Is there anything else in the log that can be improved.
Thanks,
Howard
On Wed, Jun 10, 2020 at 10:06 AM Howard wrote:
> Good
Good morning. Thanks for reading. We have a requirement to provide high
availability for PostgreSQL 10. I have built a two node cluster with a
quorum device as the third vote, all running on RHEL 8.
Here are the versions installed:
[postgres@srv2 cluster]$ rpm -qa|grep
Hi,
yesterday we restart all cluster and all rings ok.
Now today 1. With broken ring.
ring 0 broken: 033
this is my cfg
[root@lvm-nfscpdata-05ct::~]# less /etc/corosync/corosync.conf
totem {
version: 2
transport: knet
cluster_name:
Jan,
actually we using this.
[root@lvm-nfscpdata-05ct::~ 100 ]# apt show corosync
Package: corosync
Version: 3.0.1-2+deb10u1
[root@lvm-nfscpdata-05ct::~]# apt show libknet1
Package: libknet1
Version: 1.8-2
This are the newest version provided on Mirror.
Sitz der Gesellschaft / Corporate
Michael,
what version of knet you are using? We had quite a few problems with
older versions of knet, so current stable is recommended (1.16). Same
applies for corosync because 3.0.4 has vastly improved display of links
status.
Hello,
We have massive problems with the redundant ring
>>> "ROHWEDER-NEUBECK, MICHAEL (EXTERN)"
schrieb am 09.06.2020 um 09:28 in Nachricht
<7376_1591719777_5EDFB75F_7376_6_1_AM0PR09MB3203A7D7DE3149DFD5F2830299820@AM0PR0
MB3203.eurprd09.prod.outlook.com>:
> Hello,
> We have massive problems with the redundant ring operation of our Corosync /
>