Long graceful restart time

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Evan Champion [ Mi, 30 Dezember 2009 03:58 ] [ ID #2027439 ]

Re: Long graceful restart time

Evan Champion wrote:
> Hi,
>
> I have a large Apache proxy server (around 24000 <Proxy> statements spread over almost 200 listening ports) that I graceful restart once per day to update the configuration from a database. Our service monitoring tools indicate that during the graceful restart the server can take in excess of 1 minute to respond to new client connections.
>
> Is there anything I can do to work around this?

Do you mean huge numbers of virtual hosts? Go to bugzilla,
grab the patch from Bug 41887, and apply it.

(it's applied in trunk).

--
Nick Kew

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Nick Kew [ Mi, 30 Dezember 2009 04:14 ] [ ID #2027440 ]

RE: Long graceful restart time

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Evan Champion [ Sa, 02 Januar 2010 00:38 ] [ ID #2027634 ]

Re: Long graceful restart time

On 01.01.10 17:38, Evan Champion wrote:
> There are only about 200 virtual hosts and the document root is on a local
> (SAN) filesystem, so I'm not sure that patch will help (the description
> suggested a large number of virtual hosts on remote filesystems where the
> stat takes some time to complete). The config is large however,
> approaching 150,000 lines due to the number of <Proxy> statements
> providing different access controls to various parties.

do you have separate logs for all virtual hosts, proxied or not? If so, this
may also be the reason for slow restart.

--
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Matus UHLAR - fantoma [ Mi, 13 Januar 2010 10:38 ] [ ID #2028647 ]
Webserver » gmane.comp.apache.user » Long graceful restart time

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