From: Paolo Bonzini <pbonzini@redhat.com>
To: unlisted-recipients:; (no To-header on input)
Cc: "Michael S. Tsirkin" <mst@redhat.com>,
krkumar2@in.ibm.com, habanero@linux.vnet.ibm.com,
kvm@vger.kernel.org, netdev@vger.kernel.org, mashirle@us.ibm.com,
linux-kernel@vger.kernel.org,
virtualization@lists.linux-foundation.org, edumazet@google.com,
tahm@linux.vnet.ibm.com, jwhan@filewood.snu.ac.kr,
davem@davemloft.net, sri@us.ibm.com
Subject: Re: [net-next RFC V5 3/5] virtio: intorduce an API to set affinity for a virtqueue
Date: Thu, 09 Aug 2012 17:14:34 +0200 [thread overview]
Message-ID: <5023D3DA.8020902@redhat.com> (raw)
In-Reply-To: <5016296A.5070809@redhat.com>
Il 30/07/2012 08:27, Paolo Bonzini ha scritto:
>>>> >> > Did you set the affinity manually in your experiments, or perhaps there
>>>> >> > is a difference between scsi and networking... (interrupt mitigation?)
>> >
>> > You need to run irqbalancer in guest to make it actually work. Do you?
> Yes, of course, now on to debugging that one. I just wanted to ask
> before the weekend if I was missing something as obvious as that.
It was indeed an irqbalance bug, it is fixed now upstream.
Paolo
WARNING: multiple messages have this Message-ID (diff)
From: Paolo Bonzini <pbonzini@redhat.com>
Cc: krkumar2@in.ibm.com, habanero@linux.vnet.ibm.com,
kvm@vger.kernel.org, "Michael S. Tsirkin" <mst@redhat.com>,
netdev@vger.kernel.org, mashirle@us.ibm.com,
linux-kernel@vger.kernel.org,
virtualization@lists.linux-foundation.org, edumazet@google.com,
tahm@linux.vnet.ibm.com, jwhan@filewood.snu.ac.kr,
davem@davemloft.net, sri@us.ibm.com
Subject: Re: [net-next RFC V5 3/5] virtio: intorduce an API to set affinity for a virtqueue
Date: Thu, 09 Aug 2012 17:14:34 +0200 [thread overview]
Message-ID: <5023D3DA.8020902@redhat.com> (raw)
In-Reply-To: <5016296A.5070809@redhat.com>
Il 30/07/2012 08:27, Paolo Bonzini ha scritto:
>>>> >> > Did you set the affinity manually in your experiments, or perhaps there
>>>> >> > is a difference between scsi and networking... (interrupt mitigation?)
>> >
>> > You need to run irqbalancer in guest to make it actually work. Do you?
> Yes, of course, now on to debugging that one. I just wanted to ask
> before the weekend if I was missing something as obvious as that.
It was indeed an irqbalance bug, it is fixed now upstream.
Paolo
next prev parent reply other threads:[~2012-08-09 15:14 UTC|newest]
Thread overview: 91+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-05 10:29 [net-next RFC V5 0/5] Multiqueue virtio-net Jason Wang
2012-07-05 10:29 ` Jason Wang
2012-07-05 10:29 ` [net-next RFC V5 1/5] virtio_net: Introduce VIRTIO_NET_F_MULTIQUEUE Jason Wang
2012-07-05 10:29 ` Jason Wang
2012-07-05 10:29 ` [net-next RFC V5 2/5] virtio_ring: move queue_index to vring_virtqueue Jason Wang
2012-07-05 10:29 ` Jason Wang
2012-07-05 11:40 ` Sasha Levin
2012-07-05 11:40 ` Sasha Levin
2012-07-06 3:17 ` Jason Wang
2012-07-06 3:17 ` Jason Wang
2012-07-26 8:20 ` Paolo Bonzini
2012-07-26 8:20 ` Paolo Bonzini
2012-07-30 3:30 ` Jason Wang
2012-07-30 3:30 ` Jason Wang
2012-07-05 10:29 ` [net-next RFC V5 3/5] virtio: intorduce an API to set affinity for a virtqueue Jason Wang
2012-07-05 10:29 ` Jason Wang
2012-07-27 14:38 ` Paolo Bonzini
2012-07-27 14:38 ` Paolo Bonzini
2012-07-29 20:40 ` Michael S. Tsirkin
2012-07-29 20:40 ` Michael S. Tsirkin
2012-07-30 6:27 ` Paolo Bonzini
2012-08-09 15:14 ` Paolo Bonzini [this message]
2012-08-09 15:14 ` Paolo Bonzini
2012-08-09 15:13 ` Paolo Bonzini
2012-08-09 15:13 ` Paolo Bonzini
2012-08-09 15:35 ` Avi Kivity
2012-08-09 15:35 ` Avi Kivity
2012-07-05 10:29 ` [net-next RFC V5 4/5] virtio_net: multiqueue support Jason Wang
2012-07-05 10:29 ` Jason Wang
2012-07-05 20:02 ` Amos Kong
2012-07-05 20:02 ` Amos Kong
2012-07-06 7:45 ` Jason Wang
2012-07-06 7:45 ` Jason Wang
2012-07-20 13:40 ` Michael S. Tsirkin
2012-07-20 13:40 ` Michael S. Tsirkin
2012-07-21 12:02 ` Sasha Levin
2012-07-21 12:02 ` Sasha Levin
2012-07-23 5:54 ` Jason Wang
2012-07-23 5:54 ` Jason Wang
2012-07-23 9:28 ` Sasha Levin
2012-07-23 9:28 ` Sasha Levin
2012-07-30 3:29 ` Jason Wang
2012-07-30 3:29 ` Jason Wang
2012-07-29 9:44 ` Michael S. Tsirkin
2012-07-29 9:44 ` Michael S. Tsirkin
2012-07-30 3:26 ` Jason Wang
2012-07-30 3:26 ` Jason Wang
2012-07-30 13:00 ` Sasha Levin
2012-07-30 13:00 ` Sasha Levin
2012-07-23 5:48 ` Jason Wang
2012-07-23 5:48 ` Jason Wang
2012-07-29 9:50 ` Michael S. Tsirkin
2012-07-29 9:50 ` Michael S. Tsirkin
2012-07-30 5:15 ` Jason Wang
2012-07-30 5:15 ` Jason Wang
2012-07-05 10:29 ` [net-next RFC V5 5/5] virtio_net: support negotiating the number of queues through ctrl vq Jason Wang
2012-07-05 10:29 ` Jason Wang
2012-07-05 12:51 ` Sasha Levin
2012-07-05 12:51 ` Sasha Levin
2012-07-05 20:07 ` Amos Kong
2012-07-05 20:07 ` Amos Kong
2012-07-06 7:46 ` Jason Wang
2012-07-06 7:46 ` Jason Wang
2012-07-06 3:20 ` Jason Wang
2012-07-06 3:20 ` Jason Wang
2012-07-06 6:38 ` Stephen Hemminger
2012-07-06 6:38 ` Stephen Hemminger
2012-07-06 9:26 ` Jason Wang
2012-07-06 9:26 ` Jason Wang
2012-07-06 8:10 ` Sasha Levin
2012-07-06 8:10 ` Sasha Levin
2012-07-09 20:13 ` Ben Hutchings
2012-07-09 20:13 ` Ben Hutchings
2012-07-20 12:33 ` Michael S. Tsirkin
2012-07-20 12:33 ` Michael S. Tsirkin
2012-07-23 5:32 ` Jason Wang
2012-07-23 5:32 ` Jason Wang
2012-07-05 17:45 ` [net-next RFC V5 0/5] Multiqueue virtio-net Rick Jones
2012-07-05 17:45 ` Rick Jones
2012-07-06 7:42 ` Jason Wang
2012-07-06 7:42 ` Jason Wang
2012-07-06 16:23 ` Rick Jones
2012-07-06 16:23 ` Rick Jones
2012-07-09 3:23 ` Jason Wang
2012-07-09 3:23 ` Jason Wang
2012-07-09 16:46 ` Rick Jones
2012-07-09 16:46 ` Rick Jones
2012-07-08 8:19 ` Ronen Hod
2012-07-08 8:19 ` Ronen Hod
2012-07-09 5:35 ` Jason Wang
2012-07-09 5:35 ` Jason Wang
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