1. D

    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...
  2. C

    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...
  3. K

    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...
  4. T

    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...
  5. 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...
  6. D

    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...


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