Hi Glen,
You can find Update 1 specifics at
http://wiki.glassfish.java.net/Wiki.jsp?page=PlanForGlassFishV2UR
Hope this helps - Thanks - Mark
Drinkwater, GJ (Glen) wrote:
> Hi
>
> Thanks, worked a treat. Whats the timescale for V2 UR1?
>
> Glen
>
> -----Original Message-----
> From: Jeanfrancois.Arcand_at_Sun.COM [mailto:Jeanfrancois.Arcand_at_Sun.COM]
> Sent: 24 October 2007 16:03
> To: users_at_glassfish.dev.java.net
> Subject: Re: OutOfMemoryError and performace issues
>
> Hi,
>
> you are facing:
>
> https://glassfish.dev.java.net/issues/show_bug.cgi?id=3683
>
> Can you update to the current nightly build?
>
> Thanks
>
> -- Jeanfrancois
>
> Drinkwater, GJ (Glen) wrote:
>
>> Hi
>>
>> I am using glassfish v2 b58g to try and use a servlet to download
>> large files, but I keep on getting an out of memory error.
>>
>> I try and execute concurrent requests (10 to 100) to this servlet
>> which reads in a large file 20 to 50M and streams it to the output.
>>
>> The server keeps on taking up memory, up to the 550M I give it in byte
>>
>
>
>> arrays[], which is linked to the
>> com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run()
>> when I profile it. Also, the more I increase the Request Processing
>> thread count the quicker it runs out of memory (ie from 5 to 10, 20
>> etc). All the Eden, Survivor and Tenured heap space it taken up, and
>> never reclaimed, even after the requests have stopped.
>>
>> I noticed the memory go up from running around 100M to 247M when
>> requested a download on a 60M file?
>>
>> When I try the same code on tomcat 6.0.14, give it 50 max in the http
>> thread pool, the memory footprint never exceeds 7M? Also, the
>> performace compared to tomcat is very poor, even if I try out the tips
>>
>
>
>> in
>>
>>
> http://weblogs.java.net/blog/jfarcand/archive/2007/03/configuring_gri_2.
>
>> html
>>
>> Can anyone help?
>>
>> Simple code in the servlet doGet():
>>
>> byte[] bbuf = new byte[1024];
>> FileInputStream filein =new FileInputStream(file);
>> DataInputStream in = new DataInputStream(filein);
>> while ((in != null) && ((length = in.read(bbuf)) != -1))
>> {
>> op.write(bbuf,0,length);
>> }
>>
>> filein.close();
>> in.close();
>> op.flush();
>> op.close();
>>
>> Thanks Glen
>>
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>>
>>
>
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