bottleneck

  1. P

    USB Bottlenecking with Ext4 Drives

    Hi everyone, I have an HP Elitedesk 800 G6 Mini running Proxmox 8.1. I have two external EXT4 SSD drives attached and assigned to my Ubuntu Server 23.04.3 VM. When attempting to transfer files between both drives on the VM, the VM will crash. A certain number of files will transfer before it...
  2. G

    Bottleneck finden, Netzwerk oder Datenträger

    Moin, ich habe verschiedene VMs die alle dasselbe Problem haben. Verbindungen über das Netzwerk, hauptsächlich SMB-Freigaben sind relativ langsam, mit Glück 40MB/s beim Transfer von großen Dateien. Betriebssystem ist entweder Windows 10 oder Windows Server 2022, mit den aktuellsten...
  3. H

    VM storage traffic on Ceph

    Hello, I think I have misunderstood how some of the different networks function within Proxmox. I have a cluster of 9 nodes. Each node has two network cards; a 40Gbit/s dedicated for ceph storage, and a 10Gbit/s for all other networking (management/corosync, user traffic). I had assumed...
  4. P

    Retention & sync jobs

    Hello all, I'm thinking about migrating to PBS for on-site & off-site backup. While the connection between headquarters and branch office is relatively (very) slow, the backups have always lagged behind for some days (using copy job in Veeam). The lagging is not a problem while is ok that i...
  5. W

    Vm backup rotation?

    Hello, We have a lot of virtual machines running and if we back up all of them at once it bottle necks our backup target volume and they take forever and slow down the whole system. Is there a way to start the backup job on the first vm and when that is finished it automatically starts a new job...
  6. ssaman

    Calculating Journal Size - ceph

    Hello Support, we wonder how we could calculate the journal size. in the documentation we found this: "osd journal size = 2 * expected throughput * filestore max sync interval" we have a server with 16 Slots. Currently we have a 1TB SSD and 6 HDDs. 2 of the HDDs are used for the System. At...

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