cluster

  1. Change Cluster Quorum

    Hello, i'm testing a 5 nodes cluster without HA, i need only replication and unified web interface. I would like to preservethe quorum and so not to have the shutdown of all not quorate VM although more than half of the servers dies. So my question is, can i modify the expected quorum on all...
  2. Can't access /etc/pve in failed cluster

    Hello, i have a failed 3 node cluster, two nodes are broken and all vm now are on the node 3. Now /etc/pve are not mounted and so i hav this error when i try to restart pvestatd: systemctl restart pvestatd Oct 04 09:28:37 stgvps pveproxy[1686]: /etc/pve/local/pve-ssl.key: failed to load local...
  3. Lost quorum in 3 node cluster

    Hello, i have a 3 node cluster, one node went offline tomorrow, and one more this morning. One is Broken but the second one come back onli9ne after reboot. Now the cluster ha no quorum ( Two nodes ). How can i do to restore the quorum on Two Nodes ? I hav tried: systemctl restart pve-cluster...
  4. Remove node and add new one

    Hi guys! I have 4 nodes in cluster but 4th node is dead. And I'd like remove node and replace one by new server but I found next notes: " Please be carefull, it a permanently remove !!! Never restart the removed node Don't assign the local ip address of the removed node to a new node Never...
  5. PMG and Grafana Stats with InfluxDB status.cfg

    Hello everyone, Is it possible to have some Grafana Stats for Proxmox Mailgateway in InfluxDB with Grafana Dashboard? With Promox PVE no problem ( https://pve.proxmox.com/wiki/External_Metric_Server ) Is there any way to have External Metric Server for Proxmox Mailgateway? Thanks!
  6. Dubt on Cluster Quorum

    Hello, i have a 6 nodes cluster. If i shut down 3 Nodes, replication stop working with message NO Quorum but i hav 3 survivors nodes. I thought the minimum number of nodes to have a quorum was 3 .. and so why don't I have a quorum if I die 3 knots out of 6? Thanks!
  7. multiple NFS storage setup for HA cluster & simulate a failed node

    hi all! I have 3 nodes in HA cluster using Proxmox 5.4 . The nodes use the public IP for cluster communication and the private network for the storage network. Each node has an NFS storage shared with the other nodes. The disk in all 3 nodes are in RAID 1 (mirroring) (the reason i cant use ceph...
  8. Cannot delete HA resources since PVE 5 to 6 update

    Hello, I come accross a difficulty with the HA management since we have updated our 3-nodes PVE cluster from 5th to 6th version. We did of course follow the Upgrade from 5.x to 6.0 wiki page, so deactivated both pve-ha-lrm and pve-ha-crm services on all nodes before the update. The pve5to6...
  9. Upgrading proxmox cluster from 5.6 to 6

    Hi everyone, Im guessing if we can upgrade our proxmox cluster node by node. We have a 9 nodes cluster and we would like to upgrade like 1 node every day. Proxmox 5.6 is compatible with other proxmox 6.0 nodes? Thank you very much. Best Reggards, Víctor.
  10. [SOLVED] cluster network and storage network

    hi everyone! We are migrating our server to a different cloud provider. While reading a documentation, i read this: "Storage communication should never be on the same network as corosync!". Our server must have HA and data redundancy/ data high availability (using ceph). The problem is, our...
  11. Templates folder sync between master and nodes

    Hello, I have create the /etc/pmg/templates folder. This folder is sync between master and nodes everything works fine. But if I create some file with postmap command this file is not synced to the nodes, why? I think the rsync(?) between master and nodes exclude .db file which was create with...
  12. PVE nested virtualization

    Hi all. Im very new to proxmox but i need to simulate a cluster in my physical [proxmox] server. Reasons for doing this simulation/test are : test HA, test live migration, test ceph storage, 4 nodes HA amongst others. Here are my objectives (feel free to tell me anything i missed): a...
  13. Scaling beyond single server. Suggestion wanted.

    Hello, I have been running 1U Xeon e5 2620 v4 CPU with 4 Sata SSD(Adata SSD 1tb SSD, very slow for ZFS:( ) configured on ZFS mirrored stripe. It run well for me but it doesn't have enough IO for my VM needs. So I recently we purchased Amd Epyic 7351p with 8 NVME ssd (Intel P4510 1TB) to solve...
  14. Join Cluster failed.

    I have three nodes, all on the same version 6.0.6- with most recent updates. I've created a cluster with two nodes, which work fine. Adding the third crashes the cluster and i need to forcefully shutdown the 3rd node the get into a working condition again. It is the second time, that i'm...
  15. [SOLVED] Cluster slow SMTP Connection time

    Hello, My Proxmox Mailgateway Cluster is now working fine. But sometimes I have bad SMTP Connection times, tested on mxtoolbox.com. But only on the second Proxmox Mailgateway Server. I disable Greylisting. Any ideas? SMTP Connection Time 6.944 seconds - Warning on Connection time SMTP...
  16. 3 Nodes cluster with Proxmox 5.4 and DRBD 9

    Hello, first of all I know that there was a license change about DRBD and I should be posting this only on Linbit's website but, because I couldn't find any information at all about my problem, I prefered posting it on both sites to maybe help out someone who's in the same case. (I think too...
  17. [SOLVED] Cluster creation problems

    Good morning all, I tried the whole last week to create a cluster with the new version in Proxmox - hopeless. I was running a test cluster with version 5 with no problems. After I reinstalled the two nodes with fresh Debian Buster an Proxmox 6 I get following error everytime when I try to add...
  18. Converted/migrated Servers does not reboot

    Hello! We have a three node cluster, the storage for the vms is ceph. I have migrated lot of physical server to pve with clonezilla, i have also converted round about 15 vmware vms to pve. In the past without issues. Now we had the problem (the third problem/server after a while) - an ubuntu...
  19. Adding new node causes cluster instability for 15 minutes

    Hello, when i add new node to cluster it usualy puts whole cluster in very messy state, all nodes are becoming online, offline or unknown state at random and whole cluster goes unquorate. and this completely scary mess lasts for 10 to 20 minutes, then suddenly everything converges and whole...
  20. Default Storage von local-zfs zu anderem Pool

    Hallo, ich bin ein eher stiller Mitleser und Selbstlöser durch bekannte Beiträge, aber irgendwie komme ich hier nicht weiter: Was ich möchte: VMs und CTs von einem alten Node zu einem neuen Node umziehen. Mein Problem derzeit ist, dass das local-zfs zu klein ist (< 30GiB) um größere VMs zu...

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