speed issues

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    [SOLVED] Unusually slow IO on a PCIe SSD

    Hello, everyone! My PCIe SSD runs very slowly within the guest Windows VM. Basically it performs like a very very slow SSD. I can't seem to find the cause. Maybe you can help me out? Background I was exploring the options how to make Windows VMs run extremely fast atop of Proxmox. One of the...
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    Speed problem with MTU 9000 hypervisor and MTU 1500 VMs

    Hello, We have speed loss with mtu set to 9000 and WMs using a mtu of 1500. Here is the configuration, we have 2 proxmox connected to a switch : vmbr1 is an ovs bridge with mtu 9000. Bond0 is an ovs bond with mtu 9000, each member of the bond has a mtu of 9000 using pre-up, and is link vmbr1...
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    Backup Ceph stored VM

    Hello, I would like your advise about a backup solution with Proxmox I work on a proof of concept with Proxmox and Ceph. I’ve create two cluster with pve 5.1 : one cluster of 3 nodes for compute; another cluster of 3 nodes for Ceph. The compute cluster are connected to Ceph cluster with RBD...
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    Ceph Network Speeds?

    I am running a dedicated 3 node Ceph cluster that is a member of my normal Ceph cluster I just don't put any VMs on them. However Even on 10GB network my performance seems to be suffering big time. The Ceph has 15 disks with a combination of SSD and spinning disks. However I seem to still not...
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