high avaibility

  1. William Edwards

    Configuration fails to validate because IDREF attribute name references an unknown ID

    Note: I've changed the actual domain name to 'x.nl'. I'm trying to configure a two-node cluster on Proxmox VE 3.4. What I've done so far: Created the cluster; Created fencing users using IPMItool; Joined the second node (px01) to the cluster created on the first node (px01); Created a new...
  2. R

    Configure Hardware Watchdog / IPMI Fencing

    Hi, We are testing a Proxmox Cluster. I want to setup IPMI or Hardware Watchdog (Intel) Fencing. However the documentation i found in https://pve.proxmox.com/wiki/Fencing seems to be outdated and the admin guide just refers to "/etc/default/pve-ha-manager", where I could enable the line...
  3. K

    Node died but VM failed to migrate with HA

    Hello, I have a three nodes cluster and all seems to be running ok. All VM's are connected with iSCSI shared storage and I can live migrate from a node to another without problems in few milliseconds. However, the other day a node rebooted without apparent reason and the only VM managed by HA...
  4. K

    Node rebooting without apparent reason

    Hello, I just realized that a node of my PVE HA cluster rebooted w/out apparent reason so I wanted to make some troubleshooting. I have the feeling that the soft watchdog could be responsible for this, maybe due to some misconfiguration with the time server. Is it possible to understand if the...
  5. R

    VM migration when server fail.

    Hello everybody! There is a cluster of two nodes (Proxmox 4.3, HP DL380 G9 Servers), HP MSA 2040 SAN connected via FC 8Gb. LVM shared for both nodes. Online and offline migration goes perfectly. The problem is when we are testing HA and restart to the one node or make disconnection to the...
  6. G

    3-Node Cluster starting with 1 Node

    We are currently using 2 identical KVM servers which are manually managed (not Proxmox). We want to move to a 3-node HA Proxmox PVE cluster using Ceph for storage. We only have 3 identical servers in total (2 of which are currently in use), and are looking for a way to migrate to the new...
  7. M

    Installation on Datacenter

    Hi, this is my first post on this forum, i work with proxmox on my servers from version 2.x and I think this software is very powerful. Actually I’ve 3 cluster with drbd (6 servers) and some stand alone installation for a total of 22 proxmox installed. I'm planning to install a Proxmox cluster...
  8. C

    Proxmox 3.4 cluster HA Vms don't migrate if node fails

    guys, i've installed a two node + quorum disk cluster following wiki articles all is built on two hp proliand dl360 gen 9 servers + shared hp msa 2040 sas 6g storage box with multipath quorum is provided by an iscsi target placed on a qnap nas... all seems working fine, tests operated with...
  9. O

    Upgrade from 4.1-1 (kernel 4.2.6.1) to 4.1-22 (kernel 4.2.8.1) and migration issues

    Dear all, Sorry for the stupid question. I've a three nodes cluster running PVE 4.1. On one of the nodes, yesterday, the latest package upgrades were manually updated, including alle the pve debs and the latest kernel. Before the upgrade, all the running VMs were migrated to the other hosts...
  10. F

    [SOLVED] DRBD9: how to configure multiple volumes?

    Hello, Fist of all, congratulations to the Proxmox team who did a really great job! I'm triyng to setup a 2 nodes high avaibility configuration with a 3rd node for quorum with DRBD9, all nodes runs Proxmox 4.1. I found this Wiki page who describes how to accomplish this, and it worked without...
  11. U

    Network failure in HA, the VM doesn't boot anymore

    Hi, I'm trying to setup an HA cluster on OVH servers, using a vRack and glusterFS for the storage. I configured everything on the 3 nodes, and installed a VM for testing. It runs fine, I can do live migration between the hosts and if I reboot a node (properly, with the actual reboot command)...
  12. J

    Understanding Ceph

    Hi All, I'm currently evaluating ProxMox and love what I see so far. I've got a couple of questions though. Am I correct in my understanding that Ceph cannot be mounted like a normal drive or NFS? It can't be RSYNC'd to and from directly from a host node? (Why would I want to? I like the...
  13. D

    How do I setup HA with software watchdog

    Hi I’m going to set-up a storage connected to 2 servers using iSCSI, and I would like to achieve HA of a VM (Windows based). I need only one working at a time without load balancing just like to HA Proxmox feature. However, I would like to switch to the second node not only for hardware...
  14. I

    Adding a New Node to a 3+ Node HA Ceph System

    I can't seem to find a guide anywhere for the process of adding a new node into a ceph system in proxmox once an HA system is already active. I've found guides for setting them up, but once a system is in place what are the steps? I tried: updating proxmox to the same version as the other...
  15. K

    Feature request?

    A previous post was taken down for mentioning a competitor so I won't mention them here and sorry if this is the wrong place for a feature request but there doesn't seem to be a place in the forums to ask. In this other hypervisor, storage was done locally on the nodes (as opposed to a central...
  16. C

    HA & fencing

    I'm using Proxmox 4.0, i have three nodes and i want to run High Avaibility. To do so i need to configure Fencing but i couldnt find "/etc/default/redhat-cluster-pve" Can anyone give me a good tutorial to run HA ? is it ok to run HA now with3 nodes and then add other nodes ?

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