From b1b6d1bc83e901ba9929e4389403f5add45ca98b Mon Sep 17 00:00:00 2001 From: Stefan Sterz Date: Thu, 21 Mar 2024 16:50:44 +0100 Subject: [PATCH] qm: add documentation on configuring multiqueue for windows guests Signed-off-by: Stefan Sterz --- qm.adoc | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/qm.adoc b/qm.adoc index 8630419..711fa3f 100644 --- a/qm.adoc +++ b/qm.adoc @@ -780,6 +780,16 @@ ethtool command: where X is the number of the number of vCPUs of the VM. +To configure a Windows guest for Multiqueue install the +https://fedorapeople.org/groups/virt/virtio-win/direct-downloads/stable-virtio/virtio-win.iso[ +Redhat VirtIO Ethernet Adapter drivers], then adapt the NIC's configuration as +follows. Open the device manager, right click the NIC under "Network adapters", +and select "Properties". Then open the "Advanced" tab and select "Receive Side +Scaling" from the list on the left. Make sure it is set to "Enabled". Next, +navigate to "Maximum number of RSS Queues" in the list and set it to the number +of vCPUs of your VM. Once you verified that the settings are correct, click "OK" +to confirm them. + You should note that setting the Multiqueue parameter to a value greater than one will increase the CPU load on the host and guest systems as the traffic increases. We recommend to set this option only when the VM has to -- 2.39.2