2014-02-10 22:34 GMT+01:00 André Warnier <a...@ice-sa.com>:

> Jesse Barnum wrote:
>
>> On Feb 10, 2014, at 11:14 AM, Filip Hanik <fi...@hanik.com> wrote:
>>
>>  Jesse, mostly idle users and you wish to conserve resources. Use the
>>> JkOptions +DisableReuse
>>> on the mod_jk module. This will close connections after the request has
>>> been completed. Many will tell you this will slow down your system since
>>> new connections have to be created for each request. Usually, the
>>> overhead
>>> of this connection creation on a LAN is worth it. Measure for yourself.
>>> Then you can go back to the regular blocking AJP connector, that will
>>> perform a bit better as it doesn't have to do polling.
>>>
>>
>>
>> If I do this, can I keep a long keep-alive time on Apache? I need to
>> preserve that, because renegotiating SSL connections for every request
>> grinds the web server to a halt.
>>
>> Also, I thought mod_jk and mod_ajp were two different things - how can I
>> use them both together?
>>
>>
> Reply to the last phrase above :
>
> mod_jk and mod_proxy_ajp are indeed two different things, but with a
> similar purpose :
> - each of them is a different add-on module to Apache httpd
> - each one of them can be used as a connector between Apache httpd and
> Apache Tomcat
> - you generally use one or the other, not both at the same time
> - they both connect to the same AJP <Connector> at the Tomcat level
> - between Apache httpd and Tomcat, they both "speak the same language"
> (the AJP protocol)
>
> One difference is that mod_jk has quite a few more tunable options than
> the mod_proxy_ajp module.  The JkOptions mentioned above by Filip is one of
> these mod_jk options.
>

I don't know what that JkOptions options does exactly, but from the name,
isn't it the same as the disableReuse option on mod_proxy?
http://httpd.apache.org/docs/current/mod/mod_proxy.html#proxypass

Then the OP could try that.


> But I don't remember (and did not check earlier in the thread) if you
> indicated that you are using mod_proxy_ajp.
>
> And to answer the previous question : yes, I believe that you can keep a
> long keep-alive in Apache httpd, independently of how httpd connects to
> Tomcat.
>
>
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