proxmox 4

  1. upgrading from 4.4-24 with ceph to 5.xx

    Hi, I am aware of this: https://pve.proxmox.com/wiki/Upgrade_from_4.x_to_5.0 - We have three (3) identical nodes: 256Gb of RAM, 4Tb of HD, ... same on each node - Each node is running proxmox 4.4-24 with CEPH enabled - We do not have any shared storage, all VMs are on nodes' hard drives Could...
  2. Sending and receiving emails issue

    Hi, I am running a mailserver (ISPConfig) in a proxmox lxc container which was working fine and stopped working recently all of a sudden. All the ports necessary are open in the proxmox host: # iptables -L | grep smtp ACCEPT tcp -- anywhere 192.168.25.110 tcp dpt:smtp...
  3. Clock on VM using Proxmox 5

    Is there a way to stop the VM clock from changing it's timezone to the host timezone ? I really had no such issues with Proxmox 4, but it seems for some reason I have this on Proxmox 5. Basically the node has 1 timezone and the VM needs to have it's own timezone inside Windows OS, but it...
  4. List VM/container details

    Hello, all. I have multiple versions of proxmox running. I'm trying to automate reporting and provide a dashboard that'll show which VMs and containers are running on which nodes. On version 3 there is a very helpful one: "pvectl list". It shows all the data I'm after: VMID, Name, status...
  5. Crashed Proxmox4 reboots only to the grub boot prompt!?

    As @guletz stated at https://forum.proxmox.com/threads/crashes-with-zfs-root-and-stuck-on-grub-rescue-prompt.34172/page-2#post-168936, I am also getting only the grub boot prompt in a machine WITHOUT hw RAID with zfsroot running proxmox 4.4 which crashed without a reason. grub > insmod zfs...
  6. [SOLVED] Proxmox 5 node join a 4.4 Cluster

    Hi there, I've read the documentation and wiki, and can see that a mixed cluster of Proxmox 3, and 4 is not permitted, but I couldn't find anything about proxmox 5. Is it possible to add a proxmox 5 node to a proxmox 4.4 cluster or vice versa? Thank you
  7. Proxmox Network Config on Hetzner

    Hi, It feels like I read the half of the internet including this forum, but the network config for Proxmox on a Hetzner server still doesn't work... It was so easy with earlier versions and I don't get why it is so hard with the lastest ones. Our aimed setup is actually nothing spectacular...
  8. Two clusters on the same subnet

    Can I create two clusters on the same subnet securely?
  9. [SOLVED] CentOS 6 OpenVZ to LXC migration issues

    Hi all. I'd like to share some issues I faced after migration CentOS 6 containers from OpenVZ (Proxmox VE 3.4) to LXC (Proxmox VE 4.1) using https://pve.proxmox.com/wiki/Convert_OpenVZ_to_LXC. I had a CentOS 6 CT installed from a standard template. After migrating it to LXC there were two...
  10. LXC memory monitoring with Zabbix

    Hi! I'm using Zabbix to monitor my Proxmox containers and I faced the problem. Zabbix item for getting total memory vm.memory.size[total] returns amount of mem on Proxmox host instead of memory inside a container. Although, value MemTotal from /proc/meminfo is correct. Also, Zabbix uses...
  11. [SOLVED] VM doesn't connect internet on NAT Proxmox

    I have installed Proxmox 4.4 and i am trying to configure a virtual machine as a communication server that handles all traffic and forwards them to the nodes with private ip. I configured server for NAT networking. My problem is I could ping from proxmox server to vm and from vm to proxmox in...
  12. [SOLVED] Installing Proxmox on ZFS Raid 10

    Hey guys and girls it's been a few day I try to install Proxmox on a ZFS Raid 10 and i can't get it to boot. I read on the forums that Debian and Proxmox can't boot a ZFS root under UEFI so I reverted my server to BIOS but it's the same big mess. My setup is a Dell R710 with a LSI HBA 9211 in...
  13. ATTENTION: Firewall and KVM Routing

    Possible many users search about problems with KVM can not communicate to outside. A ping to inside is running, but a ping to outside not! We have search about this many hours! A blocking will going on, when: Firewall for the KVM machine is DISABLED <<<< NOT UNDERSTANDABLE WHY !!! but when...
  14. [SOLVED] dpkg dependency problems while installing proxmox 4

    Greetings, I've been attempting to install proxmox onto my server for a bit now and every time I try to download the needed software it comes up with an error apt install proxmox-ve ntp ssh postfix ksm-control-daemon open-iscsi This is what happens after I run that command root@dellper610:~#...
  15. proxmox 4 firewall problem internet access

    Hello everyone, I have a problem with the proxmox firewall. i have activated it on the proxmox host and on all containers. all works fine. one container have no public ip-adress and use the proxmox host for dns resolv (internet access) i create a vmbr adapter for this with 192.168..... network...
  16. proxmox firewall problem container bridges

    Hello everyone, I have a problem with the proxmox firewall. i have activated it on the proxmox host and on all containers. all works fine. one container have no public ip-adress and use the proxmox host for dns resolv (internet access). if i activated the proxmox firewall on the container i...
  17. proxmox firewall problem container bridges

    Hello everyone, I have a problem with the proxmox firewall. i have activated it on the proxmox host and on all containers. all works fine. one container have no public ip-adress and use the proxmox host for dns resolv (internet access). if i activated the proxmox firewall on the container i...
  18. proxmox firewall problem bridges

    Hello everyone, I have a problem with the proxmox firewall. i have activated it on the proxmox host and on all containers. all works fine. one container have no public ip-adress and use the proxmox host for dns resolv (internet access). if i activated the proxmox firewall on the container i...
  19. Hardware/Concept for Ceph Cluster

    Hello, we are using Proxmox with local storage on a small 3 node cluster. Now we are planning to set up a 4 node cluster with network storage (Ceph), live migration, HA and snapshot functionality. We already have some hardware laying around from dev projects. Now I would like to get some ideas...
  20. Request for documentation

    Hello, I am asking this in behave of a group of regular proxmox users here in Germany: Proxmox 4 introduced web-configurable PVE firewall. It allows for configuration to be done on datacenter level, on host level and on vm level. We wanted to set up default deny based firewalling and also have...

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