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From Yonatan Goraly <ygor...@sbcglobal.net>
Subject Re: Slow on Linux
Date Tue, 25 Nov 2003 20:08:40 GMT
Isn't this what connection pooling is all about?

Wade Chandler wrote:

>Just wondering.  Did you know that every Postgres connection creates a
>system process, and not a thread?  PostgreSQL uses Fork.  I don't use it
>because of this.  DB Connection = Separate Process.  I use Firebird.
>You can use Firebird 1.5 even.  That's just a consideration since you
>are posting about performance.
>
>Wade
>
>-----Original Message-----
>From: Yonatan Goraly [mailto:ygoraly@sbcglobal.net] 
>Sent: Tuesday, November 25, 2003 3:05 AM
>To: Tomcat Users List
>Subject: Re: Slow on Linux
>
>
>I have read that Suse linux team has been working closely with AMD to 
>support AMD64, and I am going to try their commercial product 
>(professional edition, $130).
>I know that SUN plan to have an AMD64 version for the JDK 1.5, which 
>should be next year.
>
>The reason for choosing the Linux OS is not Java, but the database. I 
>plan to use PostgreSQL 7.4, and they have a builds for suse x86_64, so 
>it looks promising.
>
>Nikola Milutinovic wrote:
>
>  
>
>>Yonatan Goraly wrote:
>>
>>    
>>
>>>The exact execution time of that line of code is not very relevant,
>>>since the difference is between an interval I can't notice to an 
>>>interval I can notice very well - should be at least a factor of
>>>      
>>>
>x100.
>  
>
>>>I just finished installing RedHat 9 (32 bit), the performance is much
>>>      
>>>
>
>  
>
>>>better, and the CPU is working much less. I guess it was something 
>>>related to the Mandrake version I had.
>>>It still feels slower than what I am used to on Windows, but I have 
>>>to make measurements in order to arrive at any conclusions.
>>>      
>>>
>>You're using Opteron - that is 64-bit CPU. Why not compile kernel from
>>the source for your desired platform?
>>
>>Is there a JRE specifically for Opteron?
>>
>>Nix.
>>
>>
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>>
>>    
>>
>
>
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>
>
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>
>  
>


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