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    Storage lost

    Actually, i do not need IOMMU at all. I'm not using devices passthrough to VMs. i tried to passthough GPU but there is nothing good with this motherboard. so i removed "amd_iommu=on" from grub. also there is nothing connected to usb ports.
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    Storage lost

    Of course. It was the first that i made
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    High I/O delay and non-responsive VMs while migrating vm disk to zvol

    I can tell you more))) I'm using Linux not so long (~10years) but i didn't ever seen that some of disks (new hardware) suddenly was lost. I posted in in my separate thread. If interesting https://forum.proxmox.com/threads/storage-lost.87189/
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    High I/O delay and non-responsive VMs while migrating vm disk to zvol

    My hardware config is very simple. 1NVMe with proxmox installed and 3 SSD in SATA ports. With replication enabled i didn't try. But very interesting thing that neither nmap nor in logs i couldn't see what causes this.
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    High I/O delay and non-responsive VMs while migrating vm disk to zvol

    Maybe offtopic, but recently i faced the same problem. But all storages are LVM-Thin. For many tries, reviewing logs (there is nothing interesting) i found that if in VM disk "discard" option is enabled - the problem exists. Simply disabling discard in VM which needs to be migrated - all works...
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    Storage lost

    Actually, no. I have no such option in BIOS. I'm using Asus B450M-Pro
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    Storage lost

    No. there is very simple host config. NVMe is on M.2, on rest 4 SATA is 1 HDD and 3 SSD. All SSD is new. (on one host Goodram CL100, Crucial MX500; on other 2xAMD Ryzen5 and Sams QVO 870) I found interesting post https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1610622 here, but disablin...
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    Storage lost

    Hello. Time by time i have a problem that my SSDs have an errors an storage is unaccessible. A few lines from log: And then with all othed SSDs. But NVMe (on which proxmox is installed works fine). After host restart all works fine. Same problem i have on few nodes (on other proxmox...
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    Cores CPUs Threads

    I mean that E5-2630v4 have 25Mb cache but reported only 16Mb. Also: "args: -cpu " replaces all cpu flags. So consider to use "host" then view "qm config VMID --verbose" and use all cpu flags from there and only then add -hypervisor, +ht (or +svm for AMD) But on AMD processors -smp threads...
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    Working on vphost.com.ua

    Working on vphost.com.ua
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    Cores CPUs Threads

    Hi. I was seeking for this question for a long time. You can manually set cpu topology, but it consumes resources heavily. as an example for 1x Intel Xeon D-1520 use args: -cpu...
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    [Tip] fast reboots with kexec

    Hi all. Tried on proxmox 6. after executing systemctl kexec it stops all VMs and seems to reboot as usual. but after "restarting" i can't start\change config at all VMs. conf files are not writable.
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    [error] clone failed: command '/sbin/lvs --separator : --noheadings ...... got timeout

    I have the same problem. Nothing from above posts are not helps. I found that that issue make palce only when i try to move ".raw" image to lvm. ".raw" disk image was made by restoring backup.
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    cluster in different networks.

    at all i connected nodes via vpn. multicast traffic is on, but when adding node it shows Establishing API connection with host '10.10.0.17' 500 500 Can't connect to 10.10.0.17:8006 what can it be?
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    cluster in different networks.

    hello. i'm creating cluster with nodes in defferent networks. according to manual my corosync.conf: logging { debug: off to_syslog: yes } nodelist { node { name: 1014 nodeid: 1 quorum_votes: 1 ring0_addr: 1x.2x.2x.1x } node { name: 1117 nodeid: 2...
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    Attach/detach hdd to vm via API

    thank you a lot. it works great. But now i have a different problem. i'm doing it to make users to do "clean" OS install. OS images i don't want to do unattended. So i need to remove all data in vm image, maybe format it and then start OS install. Tried to use...
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    Attach/detach hdd to vm via API

    there is empty in console while doing anything in web interface. did you mean use it in monitor? according to https://pve.proxmox.com/pve-docs/api-viewer/index.html i can't find any similar command...
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    Attach/detach hdd to vm via API

    hi all. can anyone help me with this? i tried to use /config with params ide[2] (ide[3]...) to attach disk to vm. it works, but how to detach it? ide[2]='' returns "error parsing params"
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    web console access

    hello. Can anybody hel me. I want to make vnc console available from browser. but if i call vncproxy and then set cookie vncticket and try to access console like "https://ip:port from vncproxy" i get "error establishing secure connection" maybe there is some documentation how to use it? thank you