ha cluster

  1. C

    HA is not working with 3-node-cluster - resources are NOT failing over

    Hi, I have setup a 3-node-cluster that is working like charm, means I can migrate any VM or CT from one node to the other. The same nodes are using a shared storage provided by Ceph storage. I followed instructions and created HA groups + resources: root@ld4257:~# more /etc/pve/ha/groups.cfg...
  2. Y

    Ha Ghost Container "service without node"

    Hello, i find this entry on my syslog: pve-ha-crm[4037]: service 'ct:405' without node But i can't find this container anyware .. I have chacked on datacenter HA byt i can't find any entry.. Thanks!
  3. J

    [SOLVED] "Pull the plug" HA without downtime?

    I was wondering... The HA feature in proxmox ensures that a VM (or LXC) will start on another node in case a node goes down, but the machine will shutdown and will have to reboot on the next node. Would there be any way to ensure that the machine will instantly appear on the other node once its...
  4. K

    [SOLVED] HA mass migration

    Hi, in a HA enviroment, a mass migration don´t honor the parallel jobs setting in GUI. This is really dangerus, because parallel live migration of >40 VMs saturated the cluster network which ended up in a dead cluster. Is there a way to avoid this scenario like restrictions of parallel jobs...
  5. P

    Hardware für neuen Cluster

    Hallo zusammen! Derzeit plane ich von Hyper-V zu Proxmox zu migrieren. Da Ausfallsicherheit nun eine wachsende Rolle spielt, soll Proxmox dann im Cluster laufen. Mit mindestens 3 Nodes, richtig? Der aktuelle Server ist sehr Großzügig Dimensioniert: 2 x Xeon E5v4 8C16T 4 x 32GB RAM Zur Zeit...
  6. S

    HA Cluster with VMs accessible by public IPs

    Hello, please help me to understand how to setup a HA cluster with VMs that should be accessible from the Internet even after one node fails and it's VMs are migrated and started on another node. There are 3 nodes in a cluster (that should become a HA cluster later): - node01 -- vm01a --...
  7. C

    Infiniband, ZFS, NFS?

    Hello all, I'm hoping you maybe able to help me as I seem a bit in over my head this time. I have three physical servers that I am working to build into an HA cluster. Two of those servers will be the processing power (hereafter referred to as P1 and P2) of the cluster and one is the storage...
  8. A

    LXC network doesn't work after host reboot

    Hi, We're testing proxmox 5.2 running the latest enterprise version. We have a few LXC containers running on the hosts and managed through HA. When we reboot a host, all of the containers are started, but their network connections do not work. The only way to re-establish network connection to...
  9. A

    ha-storage with two Nas

    Hi everybody, I'm new to this forum and this is my first post. I am stuck in a High Availability cluster setup. I have the following configuration: - two servers - two storage nodes (qnap nas) with iSCSI support. I want to create an ha-setup where: - if one of server fails the vm still runs...
  10. F

    Whole cluster reboot when a node comes back online.

    Hi, I've a cluster of 9 nodes in 3 datacenters that looks like this: DC 3 DC 1 +--------+ LINK 1->3 +---------------+ | P-ARB |--------------------| P1 P2 P3 P10 | +--------+ +--------+------+ |...
  11. Q

    How do the Proxmox calculate the resource of Node in HA-cluster?

    I have 5-node proxmox in HA cluster. I wanna know how do the proxmox calculate the resource of Node? Example when my 1st node down, the VM move to the highest-priority node. So when do the VM move to the next-priority node ? ( 80% RAM or 80% CPU of highest-priority node are used, etc....) Thanks...
  12. grin

    service 'ct:123' without node

    set CT to "ignore" in the HA web GUI delete CT At that point you have an entry in ha config without a node, which cannot be removed, and keeps logging errors.
  13. J

    [SOLVED] Restrict HA relocation to a set of nodes

    Is there a way to restrict the HA relocations to target only a set of nodes? Let's say: the VM1 can only run on SERVER1, SERVER4 and SERVER6, but not on SERVER2, SERVER3 or SERVER5.
  14. H

    Proxmox 5.1 4 Node HA Cluster

    Hello experts, I am having this problem not 4th time in same month, my master node in 4 node cluster goes down and even though I have HA setup and nodes migrate but vms are still not reachable. Also is there any way I can also find reason why this is happening. I had to manually hard power...
  15. S

    HA node reboot limit

    Hi, I am currently setting up a proxmox (v. 5.1-41) cluster. Since the default behaviour of nodes which can not reach other members is rebooting themselves, it would be interesting to know where I can configure this. Especially setting a limit of how many reboots a server is allowed to make...
  16. A

    3-Node Cluster Setup with non-switched interfaces

    Good morning everyone, i just configured my back interfaces (10GbE) of my three new servers. To provide enought redundancy and availability i connected my three servers the following way: Hardware Config: - Every Node has 2 10GbE SFP+ Ports that should be used only for Cluster communication...
  17. H

    Proxmox 5.1 2 Node HA Cluster

    Hello all, I am new to proxmox community. I have 2 proxmox clusters with 2 nodes each setup with ceph storage in same local network with Public IPs. Recently one node on one of the cluster died but the secondary node on that cluster did not bring up the VMs. I have done all the research and I...
  18. D

    [SOLVED] Proxmox 5 and Ceph server three node

    Hi every one Is it possible to configure HA cluster with three nodes (2 identical physical machines, one VM) and use Ceph only in the two physical nodes So Proxmox 5 will be installed in the three nodes and Ceph only in two nodes I appreciate any help, thank you :)
  19. P

    Migrate VMs on outage without reboot

    we have a 3 nodes cluster which are correctly working with high availability, Last night, one of our nodes had an outage, so the HA-Manager migrated all VMs to another node as expected. But I noticed that all of our VMs get rebooted after migration, this caused some issue with VMs, since some of...
  20. K

    Proxmox Cluster,SAN Storage FC,Over-Commit Storage,How?

    Hello, I'm looking Solution PVE storage types. Setup Proxmox Cluster(HA) with SAN Storage Fibre Channel. I Setup LVM Storage types missing problem : Doesn't over-commit in the LVM space VM. I Setup LVM-THin Storage types missing problem : Doesn't Migration VM What should i use Storage...

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