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    Question about Proxmox + Ceph

    Hello, We are using proxmox cluster with Ceph and we got some question from user and we would like to double confirm it is working in Proxmox with Ceph enviroment? 1/ Is is recommended to include the Erasure coding (EC) applied on the Ceph cluster calculation...
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    MEDIUM Vulnerabilities in Tenable Nessus scanning (44135 - Web Server Generic Cookie Injection)

    Hello, We have user request the Tenable Nessus test passed without any Critical,high and medium problem. we can see that there have one Vulnerabilities call 44135 - Web Server Generic Cookie Injection. May i know any thing we can do to fix the Vulnerabilities? Synopsis The remote web server is...
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    Memory ballooning not working - Windows Server 2022 VM

    Hi All, We are installed the new PVE but we facing the problem should be memory balloon not working. The host memory usage keep to high even all VM in low usage status. I also checked that all vm installed the agent and all virtio driver. I have tried to reboot the PVE host but it seem still...
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    How to change the vm disk type(thin or Thick )

    Hello, We got some user want to migrate VM from VMware to Proxmox, but they have question about stroage. Where can change the stroage type from thin Provisioning to Thick Provisioning if the storage type supprot thin(Example:LVM-Thin, Ceph, ZFS). it seem there should not any option to select...
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    New Proxmox Cluster with Ceph

    Hello All, I am planning to setup the new Proxmox Cluster with 3 hosts with Ceph Storage. Each host will be installed 4x 2.5" SATA SSD and 1 x NvME SSD. I have a question about it is possible to setup any read/write cache in Ceph, so i can assign Nvme SSD to cache role and another 2.5" SSD to...
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    Install Ubuntu 24.04 fail during OS installation

    Hello, I trying to fresh install the ubuntu 24.04 to new virtual machine. I got the error during the installation. I have attached the erro screenshot to show the error message. Could you mind to suggest some method to install the new Ubuntu 24.04? Thank you. There have pveversion result as...
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    About Replication funcation between different PVE cluster

    Hello, We are using PVE HA and we want to find any solution can replicate vm to another PVE cluster in another location. I tried to use PVE replication but it seem the replication is not allow to replicate the VM to another PVE cluster. We looking for some 3th party solution or offiical support...
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    Proxmox HA Auto failback when the node up again

    Hello, May i know proxmox HA it is support the Virtual machine failback when the node up again? We have tried to shutdown one node and all VM can failover to another proxmox node, but it didnt failback if the node up again. Could you mind to share more about it is proxmox HA can support the...
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    PBS supprot for pve with ISCSI(LVM) storage

    Hello, May i know it is possible to support the backup for PVE if i using the storage via ISCSI SAN storge with LVM volumn? it seem snapshot should not support in LVM volumn,so i guess it also not support the pbs snapshot backup. May i know any backup solution to suggest for LVM volumn VM...
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    Some suggestion for Two PVE with ISCSI stroage setup

    Hello, I would like to setup to two PVE nodes with ISCSI storage. May i know it is support the HA and VM thin provisioning? it is any best suggestion/practice for two nodes design. Thank you. Parker
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    Virtual Machine - Configuration change log

    Hi All, we are using the proxmox and we using hostbill for management. We found that the virtual machine bootdisk size/harddisk increased to 320GB suddenly. We would like to found out detail why the virtual machine configuration changed. I tried to task history, but it seem there didn't have...
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    Unable to execute the fstrim for virtual machine

    Hi All, I would like to execute the fstrim to the cloudlinux 7 vm, but i got below error message. I have confirmed the Qemu-guest-agent already installed properly. May i know any suggestion for this issue? Thank you.
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    best practice for Proxmox Server with ISCSI SAN Storage

    Hi All, We would like to setup the Proxmox cluster with SAN Storage(ISCSI), but i found alot reference in internet the iscsi not support LVM-Thin. it meaning we unable to create the virtual machine with Thin provisioning. May i know some best practice if we world like to setup three node...
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    [SOLVED] How to remove/fix the state file after snapshot failed

    Hi All, I am facing the strange problem, i find that the vm still have one state file even i already removed the snapshot. I don't know how to fix the problem and i am afraid it cause data lost when i try to remove state file in the zfs volume. May i know some suggestion to solve the problem...
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    Restore VM and change the configuration

    Hi All, I have a question about restore the VM to another host. I have backup the vm to proxmox backup server and we would like to restore the vm to another host via Live-Restore. The problem should be the vm configure not working in the new host(original:vCPU 12Cores ) but the new host only...
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    Question ISCSI SAN Storage - Thin Provisioning

    Hello All, I have a question about Thin Provisioning for ISCSI SAN Storage. I have three proxmox hosts and one ISCSI SAN Storage and i try to connect them and it is working, but i don't find any option to support Thin Provisioning option. I not sure how to do the best practice if i would like...
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    Unable to create zfs pool with error

    Hi All, I have configured three host (2 Host for live VM and 1 host for replica ), we design to setup the VM replication. We are facing the problem when i tried to recreate the zfs pool, because i would like to replace all disk from SATA to SSD, but i got the problem when i try to create the...
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    [SOLVED] Strange VM disk in replication mode

    Hi All, We checked that there have two VM disks "vm-200-disk-0" and "vm-200-disk-1" . The "vm-200-disk-1" should be created when we failback the VM from replica. I tried to check VM hardware setting , there just showing the "vm-200-disk-0" in the Hardware Field. I also tried to remove the disk...
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    Migration suggestion - from Proxmox to Proxmox

    Hi All, We are planning to migrate one Proxmox Virtual machine(standalone Host) to another Proxmox(Cluster with replication). May i know some suggestion we can do the migration with less down time? We know that If we using the backup and restore method it may cause a long period for restoring...
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    How to get the exactly backup size in proxmox backup

    Hi All, We have a question, how to know exactly backup size for proxmox vm. I try to find the information in the proxmox VE but it seem the size should not correct and it showing the size bigger than vm hdd size, on the other hand, it seem the size also not showing proxmox backup server as...