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There is a very pessimistic statement at https://pve.proxmox.com/wiki/WLAN : Wi-Fi adapters can only be used as Linux bridge interface through workarounds, as most Access Points (APs) will reject frames that have a source address that didn’t authenticate with the AP. I also read several...

Is this still valid/up2date with current proxmox ? https://pve.proxmox.com/wiki/Cluster_Manager#pvecm_separate_node_without_reinstall i need to eject a node from a cluster and keep the VMs. can this be done without vm downtime, i.e. can i leave the vm's up and running or do we need a...

Hello, i'm getting these warnings on push sync. What does that mean or what's causing these? How do i get rid of them ? regards 2024-11-30T09:24:20+01:00: Starting datastore sync job 'pbs_msb:repli_pve-maker-bonn_backup:backup_pve-maker-bonn::s-d709b329-dc73' 2024-11-30T09:24:20+01:00: sync...

Hello, i'm getting INFO: Backup job finished successfully ERROR: could not notify via target `smtp-notify`: could not notify via endpoint(s): smtp-notify: Invalid input TASK OK how can i determine what the "invalit input" is about ?

Can someone give some insight if proxmox is using any type of compression for live migration? at least for the ram transfer, i know qemu has this feature - but it does not seem to be used (see info migrate_capabilities below)...

maybe this is of interest for anybody who is using proxmox with samba/cifs and has observed performance issues. i have searched for this for a while know and had this issue for at least more then a year. recent samba has a fix for it. https://github.com/openzfs/zfs/issues/16490

hello, on pve host with 8.2.4 and VM with passtrough disks, i'm getting: # qm unlink 104 --idlist 'scsi25' update VM 104: -delete scsi25 400 Parameter verification failed. scsi25: hotplug problem - error on hot-unplugging device 'virtioscsi25' on second try on the same device, it works # qm...

i have _severe_ doubts, that the results of this stem from proper testing/comparison : https://www.storagereview.com/review/hypervisor-showdown-performance-of-leading-virtualization-solutions especially openssl performance let's me raise an eyebrow... thoughts ?

in proxmox 8.2.2 with linux vm , cd/dvd drive is still being added as ide type instead of sata or scsi. booting ubuntu is 4 times slower with this (measuring time from bootloader selection dialogue until the first kernel messages appear) i did open a ticket for this a while ago...

hello, does anybody know some good site which is benchmarking ssd's for comparison and which provides reliable and good information regarding sustained write capability ? for many many ssd, especially the cheaper ones, sustained write really sucks ...

When I look at promox virtual disk settings , the default for virtual disk is „Default (No cache)“. The wiki page at https://pve.proxmox.com/wiki/Performance_Tweaks is telling : „cache=none seems to be the best performance and is the default since Proxmox 2.X.“ The file section in the...

via google search for btrfs and o_direct i found this wiki page https://pve.proxmox.com/wiki/Special:WhatLinksHere/Storage:_BTRFS that mentions the folloging important information "BTRFS will honor the O_DIRECT flag when opening files, meaning VMsshould not use cache mode none, otherwise...

what is the recommended or most popular tool to orchestrate/automate vm setup/deployment in proxmox ? what do proxmox customers / hosters use ? terraform? ansible? puppet? vagrant?

hello, see subject. there are these two bugreports / RFEs which did not get any attention for a long time now 1. RFE: ZFS ARC size not taken into account by pvestatd or ksmtuned https://bugzilla.proxmox.com/show_bug.cgi?id=3859 2. ksmtuned using vsz instead of rss...

hello, there is some format param described at https://pve.proxmox.com/wiki/Storage format Default image format (raw|qcow2|vmdk) which also can be set with command pvesm set <SR> --format <format> which storage actions should this format param apply to, when being set ? i would expect that...

see subject of this post

"Their licensing model is too simple. I don’t feel alive unless I am reading a hyper-inflated PhD level contract with the threat of a compliance audit being held like a gun to my head." made my day :D

i have a question regarding pve qemu machine type in process list (ps -ef), kvm / qemu-system-x86_64 binary is using : "-machine type=pc+pve0" when doing a query on the supportet machine types, pc+pve0 is not listed what does pc+pve0 mean and/or where is it defined ? from...

i'm struggling with some weird performance issues in my pbs (seems to be an issue with writes/stalls on the rootfs) and while investigating, i came across pbs lockfiles from my understanding , lockfiles make sure that some process may have exclusive access to some ressource. what i don't...

by chance i found today, that i have some noticeable amount of .tmp files inside my datastores. it looks , they are a little bit older i guess they are remains of some interrupted jobs/ backup tasks or maybe crashes and it shouldn't harm to delete them ? verify is perfectly fine for those DS...