From: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
To: Bill Fink <billfink@mindspring.com>
Cc: Stephen Hemminger <stephen.hemminger@vyatta.com>,
Roland Dreier <rdreier@cisco.com>,
David Miller <davem@davemloft.net>,
aglo@citi.umich.edu, shemminger@vyatta.com,
netdev@vger.kernel.org, rees@umich.edu, bfields@fieldses.org
Subject: Re: setsockopt()
Date: Wed, 9 Jul 2008 09:25:35 +0400 [thread overview]
Message-ID: <20080709052534.GA8157@2ka.mipt.ru> (raw)
In-Reply-To: <20080708180500.e8a61231.billfink@mindspring.com>
On Tue, Jul 08, 2008 at 06:05:00PM -0400, Bill Fink (billfink@mindspring.com) wrote:
> BTW I believe there is one other important difference between the way
> the tcp_rmem/tcp_wmem autotuning parameters are handled versus the way
> the rmem_max/wmem_max parameters are used when explicitly setting the
> socket buffer sizes. I believe the tcp_rmem/tcp_wmem autotuning maximum
> parameters are hard limits, with the default maximum tcp_rmem setting
> being ~170 KB and the default maximum tcp_wmem setting being 128 KB.
Maximum tcp_wmem depends on amount of available RAM, but at least 64k.
Maybe Reoland's distro set hard limit just to 128k...
--
Evgeniy Polyakov
next prev parent reply other threads:[~2008-07-09 5:26 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-07 18:18 setsockopt() Olga Kornievskaia
2008-07-07 21:24 ` setsockopt() Stephen Hemminger
2008-07-07 21:30 ` setsockopt() Olga Kornievskaia
2008-07-07 21:33 ` setsockopt() Stephen Hemminger
2008-07-07 21:49 ` setsockopt() David Miller
2008-07-08 4:54 ` setsockopt() Evgeniy Polyakov
2008-07-08 6:02 ` setsockopt() Bill Fink
2008-07-08 6:29 ` setsockopt() Roland Dreier
2008-07-08 6:43 ` setsockopt() Evgeniy Polyakov
2008-07-08 7:03 ` setsockopt() Roland Dreier
2008-07-08 18:48 ` setsockopt() Bill Fink
2008-07-09 18:10 ` setsockopt() Roland Dreier
2008-07-09 18:34 ` setsockopt() Evgeniy Polyakov
2008-07-10 2:50 ` setsockopt() Bill Fink
2008-07-10 17:26 ` setsockopt() Rick Jones
2008-07-11 0:50 ` setsockopt() Bill Fink
2008-07-08 20:48 ` setsockopt() Stephen Hemminger
2008-07-08 22:05 ` setsockopt() Bill Fink
2008-07-09 5:25 ` Evgeniy Polyakov [this message]
2008-07-09 5:47 ` setsockopt() Bill Fink
2008-07-09 6:03 ` setsockopt() Evgeniy Polyakov
2008-07-09 18:11 ` setsockopt() J. Bruce Fields
2008-07-09 18:43 ` setsockopt() Evgeniy Polyakov
2008-07-09 22:28 ` setsockopt() J. Bruce Fields
2008-07-10 1:06 ` setsockopt() Evgeniy Polyakov
2008-07-10 20:05 ` [PATCH] Documentation: clarify tcp_{r,w}mem sysctl docs J. Bruce Fields
2008-07-10 23:50 ` David Miller
2008-07-08 20:12 ` setsockopt() Jim Rees
2008-07-08 21:54 ` setsockopt() John Heffner
2008-07-08 23:51 ` setsockopt() Jim Rees
2008-07-09 0:07 ` setsockopt() John Heffner
2008-07-07 22:50 ` setsockopt() Rick Jones
2008-07-07 23:00 ` setsockopt() David Miller
2008-07-07 23:27 ` setsockopt() Rick Jones
2008-07-08 1:15 ` setsockopt() Rick Jones
2008-07-08 1:48 ` setsockopt() J. Bruce Fields
2008-07-08 1:44 ` setsockopt() David Miller
2008-07-08 3:33 ` setsockopt() John Heffner
2008-07-08 18:16 ` setsockopt() Rick Jones
2008-07-08 19:10 ` setsockopt() John Heffner
[not found] ` <349f35ee0807090255s58fd040bne265ee117d06d397@mail.gmail.com>
2008-07-09 10:38 ` setsockopt() Jerry Chu
2008-07-07 21:32 ` setsockopt() J. Bruce Fields
2008-07-08 1:17 ` setsockopt() John Heffner
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