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it seems corosync 3 is not stable while using knet with unicast (proxmox wiki mentioned unicast support maximum 4 nodes only) from first 8 pages in this box https://forum.proxmox.com/forums/proxmox-ve-installation-and-configuration.16/ we can see many cluster crashed, proxmox reboot/failed...

Hi, I have fews cluster: some of them have 3 nodes, some of them have 9 nodes ... all cluster is fast while selecting search box. There is a cluster with 20 nodes, it takes me nearly 1 minute to show things up. May i know how to investigate this root cause Our pveversion: proxmox-ve: 6.1-2...

Hi, I have 10 node named from node1 to node10. I have shutdown node9 for maintenance. Then i removed node2 by pvecm delnode node2 Later i turn on node9 back and whole system shutdown (reboot random). It seems something fence all nodes. May i know how to turn on node9 back to the system...

Hi, I have a few VMs and need replicate data to remote datacenter, i seen this articles: https://pve.proxmox.com/wiki/Storage_Replication If we use this method, does it requires all node must join same cluster? i don't see any requirement listed in above link. For alternative option, i see...

Hello, Anyone get problem with proxmox disk size? I create a VM with first disk size = 20GB to install OS. Then i add another disk 1005GB from from different storage and both has the same size with first disk (20GB) - check by fdisk -l. Then i try to boot with gparted and they said both has...

Hi, We have dual ring: ring0: 192.168.0.0/24 ring1: 192.168.1.0/24 migration network: 192.168.3.0/24 We have defined in /etc/pve/datacenter.cfg with following setting: migration: secure,network=192.168.3.0/24 Now we do migrate ring0 network of whole cluster (rolling update) from bond1 to...

Hi, I do the update and see following error: apt-get update && apt-get dist-upgrade Error: dependency problems - leaving unconfigured Setting up pve-qemu-kvm (2.12.1-1) ... dpkg: dependency problems prevent configuration of pve-manager: pve-manager depends on libpve-guest-common-perl (>=...

Hello, we are testing cloud init features on CentOS 6. Images downloaded from https://cloud.centos.org/centos/6/images/ Image name: CentOS-6-x86_64-GenericCloud.qcow2 We follow this guide: https://pve.proxmox.com/wiki/Cloud-Init_Support to create VM and add cloud-init image. The test is ok...

hello? Do you know the number of maximum node in proxmox? I did not found this number in the forum either wiki.

Hi, Our corosync is usually said this and recover after 1 second. may i know how to debug? Test omping in 5 minutes and ok. No packet lost. This is the test on ringid 1, they are also has the same problem with ringid 0. Error of ringid 1 (10.20.30.0/24)

Hello, Anyone success config IP, computer, inject user password via cloudbase init? I tried tuning conf few days but no luck to get it works.

Hi, Can we find master node in HA of Proxmox from past specific time? Eg: 10h AM on the same date of last month.

Hi, My cluster suddenly reboot in the morning and all hardware node become dead, VM can not start, master node dead and LRM services is wait_for_agent_lock. VM status: fence and can not start Firstly, may i know what may lead to this problem? VM can not start due to master dead (attachment)...

Hello, our ring1 network is usually die and auto recover after 1 second. May i know how to fix this problem? Thanks,

Hi, I have proxmox server with 11 nodes. And this is our corosync config: when we reboot server hv117 which has IP 10.10.30.167: cluster is still up. But when this server booted into OS, all cluster rebooted. May we know how to debug this problem? Thanks,

Hi, We have this error, this usually come after running backup on our PVE. root@hv101:~# service pveproxy status ● pveproxy.service - PVE API Proxy Server Loaded: loaded (/lib/systemd/system/pveproxy.service; enabled; vendor preset: enabled) Active: active (running) since Wed 2018-08-22...

Hi, I have 10 nodes in cluster, is this reliable quorum? We are usually facing reboot on the weekend (during backup VM). Currently we have stopped backup all nodes and create backup cron per node to avoid this random reboot. It has been up more than 2 weeks. May we know how to debug this?

Hello, We receive 1 cluster reboot random (HP Blade server) and our WHMCS connect to this cluster is really slow. We check pveproxy status and it showing this output: pveproxy.service - PVE API Proxy Server Loaded: loaded (/lib/systemd/system/pveproxy.service; enabled; vendor preset...

Hi, I have 2 nodes came with 6 OSD per node, i have follow this guide: https://pve.proxmox.com/wiki/Ceph_Server to create CEPH cluster. However after create OSD from web guide, it show 4/8 OSD out. I tried create a pool on CEPH and copy data to this. The storage cluster said degrade...

Hello, I consider between VNC and Spice console for VDI usage. I see Spice console more interesting. May i know advantages and disadvantages of both solutions? Can we disable NoVNC of KVM? Because when we are using with Windows 7, i logged into Spice, the box is open on NoVNC too.