[ClusterLabs] Automatic recover from split brain ?

2020-08-11 Thread Adam Cecile
Hello, I'm experiencing issue with corosync/pacemaker running on Debian Buster. Cluster has three nodes running in VMWare virtual machine and the cluster fails when VEEAM backups the virtual machine (I know it's doing bad things, like freezing completely the VM for a few minutes to make

[ClusterLabs] Mutually exclusive resources ?

2023-09-27 Thread Adam Cecile
Hello, I'm struggling to understand if it's possible to create some kind of constraint to avoid two different resources to be running on the same host. Basically, I'd like to have floating IP "1" and floating IP "2" always being assigned to DIFFERENT nodes. Is that something possible ?

Re: [ClusterLabs] Mutually exclusive resources ?

2023-09-27 Thread Adam Cecile
On 9/27/23 16:02, Ken Gaillot wrote: On Wed, 2023-09-27 at 15:42 +0300, Andrei Borzenkov wrote: On Wed, Sep 27, 2023 at 3:21 PM Adam Cecile wrote: Hello, I'm struggling to understand if it's possible to create some kind of constraint to avoid two different resources to be running on the same

Re: [ClusterLabs] Antw: [EXT] Systemd resource started on node after reboot before cluster is stable ?

2023-02-20 Thread Adam Cecile
On 2/16/23 20:54, Ken Gaillot wrote: On Thu, 2023-02-16 at 11:13 +0100, Adam Cecile wrote: On 2/16/23 07:57, Ulrich Windl wrote: Adam Cecile schrieb am 15.02.2023 um 10:49 in Nachricht : Hello, Just had some issue with unexpected server behavior after reboot. This node was powered off, so

Re: [ClusterLabs] Systemd resource started on node after reboot before cluster is stable ?

2023-02-16 Thread Adam Cecile
On 2/15/23 12:16, Andrei Borzenkov wrote: On Wed, Feb 15, 2023 at 12:49 PM Adam Cecile wrote: Hello, Just had some issue with unexpected server behavior after reboot. This node was powered off, so cluster was running fine with this tomcat9 resource running on a different machine. After

Re: [ClusterLabs] Antw: [EXT] Systemd resource started on node after reboot before cluster is stable ?

2023-02-16 Thread Adam Cecile
On 2/16/23 07:57, Ulrich Windl wrote: Adam Cecile schrieb am 15.02.2023 um 10:49 in Nachricht : Hello, Just had some issue with unexpected server behavior after reboot. This node was powered off, so cluster was running fine with this tomcat9 resource running on a different machine. After

[ClusterLabs] Reload DNSMasq after IPAddr2 change ?

2023-02-09 Thread Adam Cecile
Hello, I might be stupid but I'm completely stuck with this requirement. We just figured out DNSMasq proxy is not working correctly after shared IP address is moved from one host to another because it does not listen on the new address. My need is to issue a reload statement to DNSMasq to

[ClusterLabs] Systemd resource started on node after reboot before cluster is stable ?

2023-02-15 Thread Adam Cecile
Hello, Just had some issue with unexpected server behavior after reboot. This node was powered off, so cluster was running fine with this tomcat9 resource running on a different machine. After powering on this node again, it briefly started tomcat before joining the cluster and decided to

[ClusterLabs] ocf:heartbeat:IPsrcaddr generated failed probe "[findif] failed" on inactive nodes

2024-02-07 Thread Adam Cecile
Hello, Crm_mon show these errors on my cluster, while everything is working as expected: Failed Resource Actions:   * Default-Public-IPv4-Is-Default-Src probe on gw-3.domain returned 'error' ([findif] failed) at Wed Feb  7 08:00:22 2024 after 49ms   * Default-Public-IPv4-Is-Default-Src

Re: [ClusterLabs] ocf:heartbeat:IPsrcaddr generated failed probe "[findif] failed" on inactive nodes

2024-02-07 Thread Adam Cecile
On 2/7/24 09:49, Oyvind Albrigtsen wrote: On 07/02/24 09:35 +0100, Adam Cecile wrote: Hello, Crm_mon show these errors on my cluster, while everything is working as expected: Failed Resource Actions:   * Default-Public-IPv4-Is-Default-Src probe on gw-3.domain returned 'error' ([findif

Re: [ClusterLabs] Beginner lost with promotable "group" design

2024-01-31 Thread Adam Cecile
On 1/17/24 16:33, Ken Gaillot wrote: On Wed, 2024-01-17 at 14:23 +0100, Adam Cécile wrote: Hello, I'm trying to achieve the following setup with 3 hosts: * One master gets a shared IP, then remove default gw, add another gw, start a service * Two slaves should have none of them but add a