From: Borislav Petkov <bp@alien8.de>
To: Daniel Exner <dex@dragonslave.de>
Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: Poor network performance x86_64.. also with 3.13
Date: Sun, 9 Feb 2014 16:31:07 +0100 [thread overview]
Message-ID: <20140209153107.GA8614@pd.tnic> (raw)
In-Reply-To: <20140209160511.2f67866f@Mycroft>
On Sun, Feb 09, 2014 at 04:05:11PM +0100, Daniel Exner wrote:
> > cat /etc/sysctl.d/net.conf
> > net.ipv4.tcp_window_scaling = 1
> > net.core.rmem_max = 16777216
> > net.ipv4.tcp_rmem = 4096 87380 16777
> > net.ipv4.tcp_wmem = 4096 1638
>
> After removing those values I finally had sane iperf values.
> No idea how those got there, perhaps they made sense when I first setup
> the box, which is some years ago..
The only question that is left to clarify now is why do those values
have effect on 3.12.x and not on 3.10...
--
Regards/Gruss,
Boris.
Sent from a fat crate under my desk. Formatting is fine.
--
next prev parent reply other threads:[~2014-02-09 15:31 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-18 19:30 3.12.8 poor network performance x86_64 Daniel Exner
2014-01-18 19:49 ` Holger Hoffstätte
2014-01-18 19:50 ` Borislav Petkov
2014-01-18 22:46 ` Daniel Exner
2014-01-20 22:27 ` Poor network performance x86_64.. also with 3.13 Daniel Exner
2014-01-20 22:37 ` Borislav Petkov
2014-01-20 23:27 ` Branimir Maksimovic
2014-02-09 15:05 ` Daniel Exner
2014-02-09 15:05 ` Daniel Exner
2014-02-09 15:31 ` Borislav Petkov [this message]
2014-02-09 18:14 ` Eric Dumazet
2014-02-09 18:49 ` Borislav Petkov
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