From: Eric Dumazet <eric.dumazet@gmail.com>
To: Jesper Dangaard Brouer <brouer@redhat.com>
Cc: Alexander Duyck <alexander.duyck@gmail.com>,
Netdev <netdev@vger.kernel.org>,
"David S. Miller" <davem@davemloft.net>,
Saeed Mahameed <saeedm@mellanox.com>,
Or Gerlitz <gerlitz.or@gmail.com>,
Eugenia Emantayev <eugenia@mellanox.com>
Subject: Re: [net-next PATCH V1 1/3] net: bulk alloc and reuse of SKBs in NAPI context
Date: Tue, 10 May 2016 06:48:54 -0700 [thread overview]
Message-ID: <1462888134.23934.60.camel@edumazet-glaptop3.roam.corp.google.com> (raw)
In-Reply-To: <20160510143017.212c3846@redhat.com>
On Tue, 2016-05-10 at 14:30 +0200, Jesper Dangaard Brouer wrote:
> Disable busy poll on both client and server, Not patched:
>
> $ netperf -H 198.18.40.2 -t TCP_RR -l 60 -T 6,6 -Cc
> MIGRATED TCP REQUEST/RESPONSE TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 198.18.40.2
> () port 0 AF_INET : histogram : demo : first burst 0 : cpu bind
> Local /Remote
> Socket Size Request Resp. Elapsed Trans. CPU CPU S.dem S.dem
> Send Recv Size Size Time Rate local remote local remote
> bytes bytes bytes bytes secs. per sec % S % S us/Tr us/Tr
>
> 16384 87380 1 1 60.00 78077.55 3.74 2.69 3.830 8.265
> 16384 87380
Tell us more about the -T6,6
For example how many TX/RX queues you have on the NIC, and which cpus
service interrupts.
next prev parent reply other threads:[~2016-05-10 13:48 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-09 13:44 [net-next PATCH V1 0/3] net: enable use of kmem_cache_alloc_bulk in network stack Jesper Dangaard Brouer
2016-05-09 13:44 ` [net-next PATCH V1 1/3] net: bulk alloc and reuse of SKBs in NAPI context Jesper Dangaard Brouer
2016-05-09 16:20 ` Alexander Duyck
2016-05-09 19:59 ` Jesper Dangaard Brouer
2016-05-09 20:46 ` Alexander Duyck
2016-05-10 9:29 ` Jesper Dangaard Brouer
2016-05-10 12:30 ` Jesper Dangaard Brouer
2016-05-10 13:48 ` Eric Dumazet [this message]
2016-05-10 14:48 ` Jesper Dangaard Brouer
2016-05-10 15:44 ` Eric Dumazet
2016-05-10 17:46 ` Alexander Duyck
2016-05-09 13:44 ` [net-next PATCH V1 2/3] mlx4: use napi_alloc_skb API to get SKB bulk allocations Jesper Dangaard Brouer
2016-05-09 16:47 ` Alexander Duyck
2016-05-09 20:05 ` Jesper Dangaard Brouer
2016-05-09 13:44 ` [net-next PATCH V1 3/3] net: warn on napi_alloc_skb being called in wrong context Jesper Dangaard Brouer
2016-05-09 13:53 ` Sergei Shtylyov
2016-05-09 13:53 ` Sergei Shtylyov
2016-05-09 16:33 ` Alexander Duyck
2016-05-09 20:03 ` Jesper Dangaard Brouer
2016-05-20 8:14 ` [net-next PATCH V1 0/3] net: enable use of kmem_cache_alloc_bulk in network stack Jesper Dangaard Brouer
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