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From: Alexander Sverdlin <alexander.sverdlin@nsn•com>
To: ext Daniel Borkmann <dborkman@redhat•com>, davem@davemloft•net
Cc: netdev@vger•kernel.org, linux-sctp@vger•kernel.org,
	Matija Glavinic Pecotic <matija.glavinic-pecotic.ext@nsn•com>,
	Vlad Yasevich <vyasevich@gmail•com>
Subject: Re: [PATCH net] Revert "net: sctp: Fix a_rwnd/rwnd management to reflect real state of the receiver's buffer"
Date: Tue, 15 Apr 2014 08:43:47 +0200	[thread overview]
Message-ID: <534CD523.50301@nsn.com> (raw)
In-Reply-To: <1397504717-19566-1-git-send-email-dborkman@redhat.com>

Hello Daniel,

On 14/04/14 21:45, ext Daniel Borkmann wrote:
> This reverts commit ef2820a735f7 ("net: sctp: Fix a_rwnd/rwnd management
> to reflect real state of the receiver's buffer") as it introduced a
> serious performance regression on SCTP over IPv4 and IPv6, though a not
> as dramatic on the latter. Measurements are on 10Gbit/s with ixgbe NICs.

Could you please share other HW details? I wonder how much CPU power one needs for such a throughput?

-- 
Best regards,
Alexander Sverdlin.

  parent reply	other threads:[~2014-04-15  6:43 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-14 19:45 [PATCH net] Revert "net: sctp: Fix a_rwnd/rwnd management to reflect real state of the receiver's buffer" Daniel Borkmann
2014-04-14 19:57 ` Vlad Yasevich
2014-04-16  6:57   ` Matija Glavinic Pecotic
2014-04-16  8:39     ` Dongsheng Song
2014-04-16  9:02       ` Alexander Sverdlin
2014-04-16 11:55         ` Matija Glavinic Pecotic
2014-04-16 13:32           ` Vlad Yasevich
2014-04-16 18:50         ` Vlad Yasevich
2014-04-16 19:05           ` Daniel Borkmann
2014-04-16 19:24             ` Matija Glavinic Pecotic
2014-04-16 19:47               ` Vlad Yasevich
2014-04-21 19:12                 ` Matija Glavinic Pecotic
2014-04-14 20:48 ` David Miller
2014-04-15  8:46   ` Alexander Sverdlin
2014-04-15  8:57     ` Daniel Borkmann
2014-04-15  6:43 ` Alexander Sverdlin [this message]
2014-04-15  7:08   ` Daniel Borkmann
2014-04-15 14:27   ` Butler, Peter

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