From: "Michael S. Tsirkin" <mst@redhat.com>
To: Shirley Ma <mashirle@us.ibm.com>
Cc: Sridhar Samudrala <sri@us.ibm.com>,
David Miller <davem@davemloft.net>,
netdev@vger.kernel.org, kvm@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [RFC PATCH 1/1] vhost: TX used buffer guest signal accumulation
Date: Fri, 29 Oct 2010 10:11:58 +0200 [thread overview]
Message-ID: <20101029081158.GC22688@redhat.com> (raw)
In-Reply-To: <1288302050.11251.26.camel@localhost.localdomain>
On Thu, Oct 28, 2010 at 02:40:50PM -0700, Shirley Ma wrote:
> On Thu, 2010-10-28 at 14:04 -0700, Sridhar Samudrala wrote:
> > It would be some change in virtio-net driver that may have improved
> > the
> > latency of small messages which in turn would have reduced the
> > bandwidth
> > as TCP could not accumulate and send large packets.
>
> I will check out any latency improvement patch in virtio_net. If that's
> the case, whether it is good to have some tunable parameter to benefit
> both BW and latency workload?
>
> Shirley
No, we need it to work well automatically somehow.
--
MST
next prev parent reply other threads:[~2010-10-29 8:12 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-27 21:58 [RFC PATCH 1/1] vhost: TX used buffer guest signal accumulation Shirley Ma
2010-10-28 4:40 ` Shirley Ma
2010-10-28 5:20 ` Michael S. Tsirkin
2010-10-28 15:24 ` Shirley Ma
2010-10-28 17:14 ` Shirley Ma
2010-10-29 8:10 ` Michael S. Tsirkin
2010-10-29 15:43 ` Shirley Ma
2010-10-30 20:06 ` Michael S. Tsirkin
2010-11-01 20:17 ` Shirley Ma
2010-11-03 10:48 ` Michael S. Tsirkin
2010-11-04 5:38 ` Shirley Ma
2010-11-04 9:30 ` Michael S. Tsirkin
2010-11-04 21:37 ` Shirley Ma
2010-10-28 19:32 ` Shirley Ma
2010-10-28 20:13 ` Shirley Ma
2010-10-28 21:04 ` Sridhar Samudrala
2010-10-28 21:40 ` Shirley Ma
2010-10-29 8:11 ` Michael S. Tsirkin [this message]
2010-10-29 8:12 ` Michael S. Tsirkin
2010-10-29 8:03 ` Michael S. Tsirkin
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