From: Daniel Borkmann <daniel@iogearbox.net>
To: Alexei Starovoitov <ast@plumgrid.com>,
"David S. Miller" <davem@davemloft.net>
Cc: John Fastabend <john.r.fastabend@intel.com>,
Jamal Hadi Salim <jhs@mojatatu.com>,
netdev@vger.kernel.org
Subject: Re: [PATCH net-next] net: sched: run ingress qdisc without locks
Date: Fri, 01 May 2015 14:41:14 +0200 [thread overview]
Message-ID: <5543746A.7080803@iogearbox.net> (raw)
In-Reply-To: <1430450047-5671-1-git-send-email-ast@plumgrid.com>
On 05/01/2015 05:14 AM, Alexei Starovoitov wrote:
> TC classifiers/actions were converted to RCU by John in the series:
> http://thread.gmane.org/gmane.linux.network/329739/focus=329739
> and many follow on patches.
> This is the last patch from that series that finally drops
> ingress spin_lock.
>
> Single cpu ingress+u32 performance goes from 22.9 Mpps to 24.5 Mpps.
>
> In two cpu case when both cores are receiving traffic on the same
> device and go into the same ingress+u32 the performance jumps
> from 4.5 + 4.5 Mpps to 23.5 + 23.5 Mpps
>
> Signed-off-by: John Fastabend <john.r.fastabend@intel.com>
> Signed-off-by: Alexei Starovoitov <ast@plumgrid.com>
Looks good to me, thanks!
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
next prev parent reply other threads:[~2015-05-01 12:41 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-01 3:14 [PATCH net-next] net: sched: run ingress qdisc without locks Alexei Starovoitov
2015-05-01 12:08 ` Jamal Hadi Salim
2015-05-01 14:04 ` John Fastabend
2015-05-01 17:32 ` Alexei Starovoitov
2015-05-01 12:41 ` Daniel Borkmann [this message]
2015-05-04 3:42 ` David Miller
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