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...
"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...
i have used the nice tutorial at https://aaronlauterer.com/blog/2021/proxmox-ve-migrate-to-smaller-root-disks/. at several times to migrate proxmox host to smaller zfs disk. nice tutorial !
now i need to do that with a proxmox host being part of a cluster.
do i need to take any additional...
let's assume we have a proxmox backup server where the datastore is getting it's own backup or snapshot at volume / filesystem level.
for example pbs datastore is on zfs and getting snapshotted.
now, what will happen if that datastore is getting a restore/rollback or recovery from backup, i.e...
there have been changes in memfd kernel api ( https://lwn.net/Articles/918106/ )
i'm getting these messages with recent pve and pbs:
root@pbsvm:~# dmesg |grep memfd
[ 42.570992] kvm[1162]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set
# dmesg |grep memfd
[ 14.631522]...
i have pbs installed on top of pve
when running apt update in pbs, there is a difference of 1 package shown, i.e. in pbs webui,
why is libglusterfs-dev shown here ?
this looks weird
hello,
is this failure to be expected ?
the disks which are excluded from backup are temporary being pulled from the server, but i don't want to disable backup from this machine, as it would perhaps be forgotten to re-add it later on...
INFO: starting new backup job: vzdump 101 102 103 104...
hello,
has anybody come across this or an idea, why qrencode has font issues with proxmox vnc console ?
https://github.com/gtanner/qrcode-terminal/issues/55
i guess there is something special about the charset used in vm emulation layer...
the problem does not exist in ssh text console, only...
hallo,
welche günstigen in deutschland hostenden provider könnt ihr empfehlen die folgende anforderung erfüllen ?
mietserver/rootserver mit:
- mind 2x 500gb ssd für zfs mirror (OS + VMs)
- mind 4 Cores
- mind 32gb ram
- mind /28-IPv4 Subnetz
- konsolen-zugriff
- mind 100mbit anbindung , am...
hello,
we move to exchange online and consider implementing pmg as a local mail relay for legacy services , which can't do smtp auth - as these are difficult to handle in exchange online.
so we allow our pmg by adding a connector in exchange online, to allow inbound mail receipt from pmg...
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