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From Ivan Ristic <iv...@webkreator.com>
Subject Re: Are shared memory memory pools possible?
Date Sat, 25 Dec 2004 22:45:23 GMT
Paul Querna wrote:
> Ivan Ristic wrote:
>>
>> I have a need to share a hash table among several processes. It's for 
>> an Apache 2 module. Is there a way to get an APR memory pool to use a 
>> pre-allocated shared memory segment? Or to initialize a pool with a 
>> custom allocator, one that only allocates data from shared memory?
>>
> 
> An alternative might be using memcached via apr_memcache:
> 
> http://www.outoforder.cc/projects/libs/apr_memcache/
> 
> I plan on trying to get apr_memcache into APR-Util sooner or later.  I 
> wanted to write up a patch for mod_ssl to use it as a SSL Session 
> storage backend first.  I am already using it in my mod_gnutls to store 
> SSL sessions.

   It does sound like something I could use. I can definitely see the
   benefit of a cluster of web servers sharing the data. But I don't see
   a way to inspect the cache or persist the data stored in memcached in
   some other way. Is that possible?

-- 
Ivan Ristic (http://www.modsecurity.org)

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