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From: Eric Wong <normalperson@yhbt.net>
To: unicorn list <mongrel-unicorn@rubyforge.org>
Subject: Re: Unicorn and HAProxy, 500 Internal errors after checks
Date: Thu, 2 Dec 2010 17:41:30 +0000	[thread overview]
Message-ID: <20101202174130.GB24132@dcvr.yhbt.net> (raw)
In-Reply-To: <AANLkTimHFP7H+2FoEoe48gky4s8Z_BSUrmFLV41juP5F@mail.gmail.com>

Pierre <oct@fotopedia.com> wrote:
> On Wed, Dec 1, 2010 at 5:52 PM, Eric Wong <normalperson@yhbt.net> wrote:
> > Also, I
> > can not recommend HAProxy unless you're certain all your clients are on
> > a LAN and can be trusted to never trickle uploads nor reading large
> > responses.
> 
> While I understand that uploads are very complicated to handle on the
> stack (even nginx can be confused at upload sometimes), HAProxy proved
> it was very good at managing tons of connections and high volume
> traffic from the Internet. All the more so as it allows a very high
> level of redundancy at a very small cost that cannot be achieved
> simply otherwise. Do you have any pointers about your worrying
> non-recommendation of HAProxy ?

On a related note, LWN has a new article[1] explaining the large body
POST problem (more than a year since Slowloris, and ~3 years after
the largely-unknown david[2]).

[1] http://lwn.net/Articles/418017/ (subscribers)
    http://lwn.net/SubscriberLink/418017/1e63e408f34b5d68/ (non-subscribers)
[2] http://git.bogomips.org/cgit/david.git

-- 
Eric Wong
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      parent reply	other threads:[~2010-12-02 18:55 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-12-01 11:59 Unicorn and HAProxy, 500 Internal errors after checks Pierre
2010-12-01 16:12 ` Clifton King
2010-12-01 17:02   ` Pierre
2010-12-01 16:52 ` Eric Wong
2010-12-01 17:14   ` Pierre
2010-12-01 19:58     ` Eric Wong
2010-12-02  0:42       ` Lawrence Pit
2010-12-02  4:59         ` Eric Wong
2010-12-02  8:38       ` Pierre
2010-12-02 17:39         ` Eric Wong
2010-12-03  8:41           ` Pierre
2010-12-04 23:38             ` Eric Wong
2010-12-05  1:04               ` russell muetzelfeldt
2010-12-06 18:39                 ` Eric Wong
2010-12-02 17:41     ` Eric Wong [this message]

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