netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Damian Lukowski <damian@tvk.rwth-aachen.de>
To: Denys Fedoryshchenko <denys@visp.net.lb>
Cc: "Ilpo Järvinen" <ilpo.jarvinen@helsinki.fi>,
	Netdev <netdev@vger.kernel.org>,
	"David Miller" <davem@davemloft.net>
Subject: Re: [PATCH] tcp: fix ICMP-RTO war
Date: Fri, 29 Jan 2010 22:45:35 +0100	[thread overview]
Message-ID: <4B6356FF.7070504@tvk.rwth-aachen.de> (raw)
In-Reply-To: <201001291715.57557.denys@visp.net.lb>

Denys Fedoryshchenko schrieb:
> On Friday 29 January 2010 14:13:18 Damian Lukowski wrote:
>> Denys Fedoryshchenko schrieb:
>>> On Wednesday 27 January 2010 14:36:18 you wrote:
>>>> Unless they are for a different connection? We might have to print sk
>>>> (%p) in all those printouts to be sure which maps to which. If a peer
>>>> becomes unreachable, it may well have multiple connections open (this
>>>> was a proxy, iirc?).
>>> Ok i will try to do that today.
>>>
>>> Most probably different connections, on this proxy i have 10-15k
>>> established connections at peak time.
> http://www.nuclearcat.com/files/report1.txt
> http://www.nuclearcat.com/files/report2.txt
> 
> Here with %p and sk.

Ok, thanks for testing.
So it is ec0f3440 causing the trouble. Are there still objections
on the lower bound check in __tcp_set_rto()? Well, I will submit
an updated patch and you can make comments there.

Regards
 Damian

  reply	other threads:[~2010-01-29 21:45 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-01-27 13:56 [PATCH] tcp: fix ICMP-RTO war Denys Fedoryshchenko
2010-01-29 12:13 ` Damian Lukowski
2010-01-29 15:15   ` Denys Fedoryshchenko
2010-01-29 21:45     ` Damian Lukowski [this message]
2010-01-30 13:35       ` Denys Fedoryshchenko
2010-01-30 13:56         ` Damian Lukowski
2010-02-07 10:28           ` Denys Fedoryshchenko
  -- strict thread matches above, loose matches on Subject: below --
2009-12-26 15:03 Crazy TCP bug (keepalive flood?) in 2.6.32? Denys Fedoryshchenko
2010-01-19 11:09 ` Denys Fedoryshchenko
2010-01-19 11:17   ` Ilpo Järvinen
2010-01-23 21:37     ` Denys Fedoryshchenko
2010-01-23 22:34       ` [PATCH] tcp: fix ICMP-RTO war Ilpo Järvinen
2010-01-23 22:45         ` Denys Fedoryshchenko
2010-01-25 15:07           ` Damian Lukowski
2010-01-26  7:45             ` David Miller
2010-01-27 12:41               ` Ilpo Järvinen
2010-01-27 14:14                 ` Alexey Kuznetsov
2010-01-23 23:28         ` Denys Fedoryshchenko
2010-01-25 12:12         ` Damian Lukowski
2010-01-27 12:36           ` Ilpo Järvinen

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=4B6356FF.7070504@tvk.rwth-aachen.de \
    --to=damian@tvk.rwth-aachen.de \
    --cc=davem@davemloft.net \
    --cc=denys@visp.net.lb \
    --cc=ilpo.jarvinen@helsinki.fi \
    --cc=netdev@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).