Re: High-volume HAProxy deployment tips?

From: Krzysztof Oledzki <>
Date: Fri, 19 Dec 2008 08:12:13 +0100 (CET)

On Thu, 18 Dec 2008, Piotr Rybicki wrote:

> Willy Tarreau pisze:
>> you once told me about this idea, but I failed to understand the advantage
>> over the simple "retries" parameter which is already implemented.
> Arghh, i've somehow missed this parameter. Going to check it now.
>>> I'm not sure about accept filters functionality patch. It;s FreeBSD
>>> specific. How to deal with config file (enabling/disabling). Willy, any
>>> sugestions?
>> I'm not aware at all about "accept filters", what does it do, and what is
>> it useful for ?
> It may be implemented on other BSDs, but I'm not sure.
> It generally sits on a accept syscall (not hard to guess ;-) ) by
> specific setsockopt() call. May be useful on frontend part of proxy.

However, it should be noted that accept filters make most timeouts unusable.

Best regards,

                                 Krzysztof Olędzki Received on 2008/12/19 08:12

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