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From: Rick Jones <rick.jones2@hp.com>
To: Gilad Ben-Yossef <gilad@codefidence.com>
Cc: netdev@vger.kernel.org, ori@comsleep.com
Subject: Re: [PATCH RFC] Per route TCP options
Date: Tue, 20 Oct 2009 09:26:44 -0700	[thread overview]
Message-ID: <4ADDE4C4.5080501@hp.com> (raw)
In-Reply-To: <1256052161-14156-1-git-send-email-gilad@codefidence.com>

Gilad Ben-Yossef wrote:
> Turn the global sysctls allowing disabling of TCP SACK, DSCAK,
> time stamp and window scale into per route entry feature options,
> laying the ground to future removal of the relevant global sysctls.
> 
> You really only want to disable SACK, DSACK, time stamp or window
> scale if you've got a piece of broken networking equipment somewhere 
> as a stop gap until you can bring a big enough hammer to deal with
> the broken network equipment. It doesn't make sense to "punish" the
> entire connections going through the machine to destinations not 
> related to the broken equipment.

Is it really only the case that those options get disabled for broken networking 
equipment?  Does this presage making all TCP options per-route only?

rick jones

  parent reply	other threads:[~2009-10-20 16:26 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-10-20 15:22 [PATCH RFC] Per route TCP options Gilad Ben-Yossef
2009-10-20 15:22 ` [PATCH RFC] Only parse time stamp TCP option in time wait sock Gilad Ben-Yossef
2009-10-20 15:22   ` [PATCH RFC] Allow tcp_parse_options to consult dst entry Gilad Ben-Yossef
2009-10-20 15:22     ` [PATCH RFC] Add dst_feature to query route entry features Gilad Ben-Yossef
2009-10-20 15:22       ` [PATCH RFC] Add the no SACK route option feature Gilad Ben-Yossef
2009-10-20 15:22         ` [PATCH RFC] Allow disabling TCP timestamp options per route Gilad Ben-Yossef
2009-10-20 15:22           ` [PATCH RFC] Allow to turn off TCP window scale opt " Gilad Ben-Yossef
2009-10-20 15:22             ` [PATCH RFC] Allow disabling of DSACK TCP option " Gilad Ben-Yossef
2009-10-20 15:22               ` [PATCH RFC] Document future removal of sysctl_tcp_* options Gilad Ben-Yossef
2009-10-21  1:40             ` [PATCH RFC] Allow to turn off TCP window scale opt per route Stephen Hemminger
2009-10-21  8:18               ` Gilad Ben-Yossef
2009-10-20 15:44 ` [PATCH RFC] Per route TCP options Eric Dumazet
2009-10-20 16:11   ` Gilad Ben-Yossef
2009-10-20 18:53     ` Ilpo Järvinen
2009-10-21  8:15       ` Gilad Ben-Yossef
2009-10-20 16:26 ` Rick Jones [this message]
2009-10-21  8:04   ` Gilad Ben-Yossef
2009-10-21  8:21     ` Florian Westphal
2009-10-21  8:40       ` Gilad Ben-Yossef
2009-10-21  0:36 ` David Miller
2009-10-21  8:10   ` Gilad Ben-Yossef
2009-10-21  2:13 ` Bill Fink
2009-10-21  8:27   ` Gilad Ben-Yossef

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