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Message-ID: <1283583652.3402.2.camel@edumazet-laptop> Date: Sat, 04 Sep 2010 09:00:52 +0200 From: Eric Dumazet <eric.dumazet@...il.com> To: Chetan Loke <chetanloke@...il.com>, Tom Herbert <therbert@...gle.com> Cc: Bhavesh Davda <bhavesh@...are.com>, "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "pv-drivers@...are.com" <pv-drivers@...are.com> Subject: Re: [Pv-drivers] rps and pvdrivers Le samedi 04 septembre 2010 à 08:51 +0200, Eric Dumazet a écrit : > > > > Reproduce what exactly ? > > I dont understand what the problem is, reading your description. > > RPS is not automatically switched on, you have to configure it. > > echo ffff >/sys/class/net/eth0/queues/rx-0/rps_cpus > > Same for RFS if you prefer to use RFS > > echo 16384 >/sys/class/net/eth0/queues/rx-0/rps_flow_cnt > And, before you try this, you probably also need echo 16384 >/proc/sys/net/core/rps_sock_flow_entries Tom, I believe you were about to add RPS documentation in Documentation/ ? > If you receive a flood, your cpu stay in NAPI mode, and no hardware > interrupt is received while you process xxx.xxx packets per second. > > -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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