thread safe implementations
Dan Barron
dbarron at DSWLLC.COM
Wed Nov 3 09:37:18 PST 2004
Hmmm - I was really hoping someone had done (or attempted) a java
implementation - I'm not versed in Zope or Python. Well, I guess I will
attempt to create a java implementation on my own.
Thanks Sean.
Dan
At 01:10 PM 11/2/2004, Sean Gillies wrote:
>On Nov 2, 2004, at 10:47 AM, Dan Barron wrote:
>
>>Hello,
>>
>>Just curious what the current consensus and recommendations are for
>>creating a thread safe front end or wrapper for mapserver in either
>>php or
>>java? I'm assuming that mapserver is still not thread safe - that
>>correct?
>>
>>Thanks!
>>
>>Dan
>
>Dan,
>
>I caught and fixed three sources of potential threading problems before
>the 4.2.4 release and these fixes will also be in 4.4.0. I think we're
>close to thread safety, but it's hard to say without more testing. As
>far as I know, my ZMapServer (Zope + Python mapscript) software is the
>only thing out there that is using MapServer in a multi-threaded
>environment. It works, but is not a complete proof of thread safety.
>
>There remains much work to be done to in improving MapServer's
>threaded performance. The single lexer for parsing mapfiles and
>class expressions is a bottleneck that will be addressed in the future.
>
>cheers,
>Sean
>
>--
>Sean Gillies
>sgillies at frii dot com
>http://users.frii.com/sgillies
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