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  1. E

    [SOLVED] cluster issues after adding node

    Can you see the corosync logs and see if you can ping other nodes and did you notice there is change in ringID? so it seems the configuration in /etc/corosync/corosync.conf is not same as /etc/pve/corosycn.conf
  2. E

    [SOLVED] cluster issues after adding node

    Right now all nodes are showing clustering ok, so seems like no issue with Corosync. Now just quickly check for 2 things cat /etc/hostname cat /etc/hosts of all nodes
  3. E

    PVE stops working after few hours

    failed command: WRITE FPDMA QUEUED means most likely RAID controller issue, rebooting will reset the controller, you can check the controller log if possible to see any issue reported by controller
  4. E

    ceph pool can not used full

    can you please share the output of the following pveceph lspools to confirm you have pool with 3 copies or 2 copies
  5. E

    different CPU models in a cluster

    Try to use CPU model as "MAX" and see inside VM with lscpu what all flags are visible, do this for all nodes and then put common flags
  6. E

    Another CEPH Performance Problem

    check ceph monitor logs to see any OSD is slow or blacklisted due to higher latency and make sure all nodes are NTP sync
  7. E

    [SOLVED] cluster issues after adding node

    1. Power on all the 3 nodes and share the output from all nodes pvecm status and pveversion -v commands 2. Also make sure you have port 5401-5404 UDP allowed between nodes. This port is used by corosync and 3. if you are not on corosync3, ie you are on older version of proxmox. Make sure...
  8. E

    Proxmox vm random crash / freeze

    change machine to pc-i440fx-5.1 and try again Might be issue with machine type
  9. E

    pveproxy for multiple clusters?

    I guess thats already in roadmap. PVEclient and Cross Cluster Mechanisms
  10. E

    VM node Restrictions

    You meant anti-affinity rules. Currently we configure this by creating 2 groups. Each with different nodes and assign VM of similar category to different group. Automatic balancing of VM based on resource pool or group of VM through straight forward method would be an ideal scenario Also a...
  11. E

    Proxmox vm random crash / freeze

    Can you post your vm config and hardware config. post the output of following commands 1. cat /etc/pve/qemu-server/<vmid>.conf 2. lscpu 3. pveversion -v
  12. E

    Unable to create centos 8 VM

    You are using boot ISO, it does not have any packages. Use the DVD ISO from the same link with size > 9GB
  13. E

    Issue with HA Group

    I have created a HA group consisting of 3 nodes each with equal priority According to documentation List of cluster node members, where a priority can be given to each node. A resource bound to a group will run on the available nodes with the highest priority. If there are more nodes in the...
  14. E

    Ceph Single Node vs ZFS

    Yes Ceph indeed is very great, the new version integrated with proxmox (octopus) is indeed have better performance, better features I am using with bucket level rack and bucket level pod. The performance is phenomenal
  15. E

    Ceph Single Node vs ZFS

    if purpose is only for testing, ceph can be tuned to run on single node, but it will not fetch out anything. The derivation of ceph performance is based on attributing network latency, OSD_SLOWNESS so if it is single node setup where replication is running with OSD on same server. You will not...
  16. E

    VM Permissions

    I need to allow user to access the console of VM. I have used VM.Console permission but it is not showing VM after user logins to proxmox. However if I add VM.audit automatically it is possible. Why VM.Audit Permission needs to be added. Can anyone explain what is the least permission required...
  17. E

    Cores compared to Cores + Sockets

    To test it better set numa flag in cpu and increase memory to more than 50% of total memory to a vm. In that case memory access over upi interconnected will be visible and performance benchmark can be done. Use fio or similar benchmark tool
  18. E

    Cores compared to Cores + Sockets

    To understand it better, what is the memory configured for the VM and what is total RAM in server. As this question has more relevance there
  19. E

    Windows 16: Result verification failed

    I have made a VM in Proxmox with different kernel version, took a backup and restored in different version

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