lag

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    Proxmox link aggregation and 9000 MTU

    I've set up the Proxmox to use link aggregation, and it works OK with the basic settings (MTU standard 1500). If I want to use 9000 MTU, how should I set it up? Should I set the 9000 MTU to every NIC (eno1-eno4), or to the bond0 , or to the vmbr0, or should I set the MTU to every one of them, or...
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    [SOLVED] Cisco switch - Proxmox VLANS - cant get it work

    I have been troubleshooting for a long time and I feel I get more confused the deeper I try to troubleshoot. my pve node resides in vlan 20, which is tagged. My PVE can NOT ping gateway 192.168.20.1 A container in vlan 1 (management), can ping its gateway. This vlan is untagged A container in...
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    [SOLVED] Extremely Laggy VM's on Poweredge R720xd.

    Hello All, I've been working on my homelab for a bit and have set up both an R720XD and an R730 in a Proxmox Datacenter setup. I've noticed that on the R730, any Windows VM I throw at it runs decently with no issues. But when I run any VMs on the R720, they can run terribly, like 2-10 fps in...
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    Erfahrungen mit Netzwerkkonfiguration (Bonds, Bridges) gefragt

    Guten Tag, man sieht an meinen Posts, dass ich neu hier bin - man möge mir verzeihen. Mein Wissensstand : Ich denke, die grundsätzlichen Dinge zu Proxmox sind mir geläufig. Ich habe einen einzelnen Host produktiv am laufen - neben ESXI-Hosts . Ich möchte alle ESXIs entfernen und gegen ein...
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    Server lag spikes at 80% -- rcu: INFO: rcu_preempt self-detected stall on CPU

    Hello all, I just got a (new*) dell poweredge r630 for a virtualization station and was looking for a good software to run on it. I heard about how great Proxmox is and the great community behind it so I gave it a try. I installed it. Specs (not the most impressive I know, and older hardware...
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    noVNC config

    Hello. At my company we use the proxmox console (noVNC) to view virtual machines for internal use only. We host a lot of VMs for customers, which they can access through our website in a similar fashion, we also have a "console" button which links to our own noVNC server and opens a browser...
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    Bonding LAG with multiple switches

    Hi I have a question about bonding and HA. I want to create a HA PVE cluster, but I am confused with the bonding and its mode. See this simplified picture. I have two switches (Mikrotik CRS317, not stackable) and multiple PVE nodes (just one signed). What should I configure to create a HA...
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    4x1Gb LACP slow VM bandwidth

    Hey everyone, I'm currently building a "proof-of-concept" for work using Proxmox. I have a 4x1Gb LACP config (see below), but I get slow performance from my VMs. I'm using a 400MBps NAS storage that works perfectly when a 10Gb non-vm client is tested. On Proxmox I have 3, Win 2012 r2 VM's with...
  9. Z

    VM to VM lag

    We have a couple BIND9 servers on Ubuntu server setup on different Proxmox hosts. Doing a very simple test of 'dig' from a separate host gives a 0-1ms response time. However, doing the same test from a new VM on the same Proxmox host as one of the BIND9 servers takes 22-37ms. It's on the same...
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    VXLAN/GRE over LAG

    Dear community, I have two Proxmox 4.1 with latest patches and LAG (openvswitch) working. Both are attached to a Layer 2 switch. There is also a simple 1Gb Router with minimal vlan support, so I don't want to use the inter-vlan routing anymore, because the throuput is very, very low. Is it...