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Dear oguz, thank you for your answer. No, 4 nodes have 7.1-6, the last node has 7.1-8. But I had this messages when 4 nodes ran with same 7.1-6 version. thank you,

Dear Members, I have a 5 members cluster, and I have 2 strange error messages in syslog, journalctl. ===================================================== Jan 05 13:45:17 pve1 iscsid[1652055]: conn 0 login rejected: target error (03/01) Jan 05 13:45:17 pve1 pve-ha-lrm[1874176]: vm 132 - unable...

Dear Members, I have a random crash of one of node in cluster. This node is pve3 I have message in syslog, "Reached target Shutdown." What causes it? I read in forum, it can causes nfs storage under VM, I don't have nfs under vm. After restart mon is down on this node. What can be wrong...

Dear Aaron, 5 nodes will be in this cluster. Thank you for your answer, and thank you for all your hard work on this. (-:

Yes, sure, thank you! - Is 1Gbit separated NIC enough for corosync, right? - I think I would use two 1Gbit NICs in bonding mode for corosync. Is Active-Backup bonding mode recommended for corosync? thank you, Gabor

Dear Aaron, thank you for your answer. Yes, I use 10.10.10.x network for Ceph: Are Corosync network and cluster network same definition? I used 10.10.10.x network for create cluster. At cluster creation time Ceph network is created on same 10.10.10.x network? [global]...

Dear Members, I have a ceph cluster with the followed details: Cluster works on separated NIC, active-backup bonding, separated DELL 10G switch, and separated IP range on 10Gbit. My problem: On all of nodes there are some KNET link down entries when there is heavy load on some of node. I don't...

Dear Members, there is a cluster with 3 nodes with the following hw configuration: - Dell R730 - PERC H730 raid controller - 256GB RAM - 4 x 1.9TB 12Gb SAS SSD for OSDs - 2 x 4TB 6Gb SAS HDD for OSDs - 2 x 800GB 12Gb SAS SSD for DB/WAL disk. Raid controller is working in HBA mode. In this mode...

Dear Alwin, thank you for your post. As I wrote I set quorum for 1 node: -------------------------------------------------- root@pve1:~# pvecm status Cluster information ------------------- Name: corexcluster Config Version: 3 Transport: knet Secure auth: on Quorum...

Dear Members, Dear Staff, I have to check disaster recovery procedure on a 3 nodes (pve1, pve2, pve3) cluster with ceph (RBD storage). Everything works fine, in case of one node failure the cluster works as expected. I would like to test starting VM's on a single node with crashed cluster...

Dear Members, Dear Staff, I have to check disaster recovery procedure on a 3 nodes (pve1, pve2, pve3) cluster with ceph (RBD storage). Everything works fine, in case of one node failure the cluster works as expected. I would like to test starting VM's on a single node without cluster. This is...