Monday, December 28, 2009

Re: [Java] Performance issue with synchronized method

 



--- On Fri, 12/4/09, realhossam <realhossam@yahoo.com> wrote:
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From: realhossam <realhossam@yahoo.com>
Subject: Re: [Java] Performance issue with synchronized method
To: Java_Official@yahoogroups.com
Date: Friday, December 4, 2009, 2:24 PM

 

since each call must wait for the previous call, then try to improve performance from the stored procedure side, cache common used records and data, try to figure out if any repeated calculations is made, try to call asynchronous calls to perform any calculations for the next calling thread until the current synchronous call is over (u can make temp table for the calculated asynchronous results to be used for the next thread).

try improving procedure itself by using with(nolock) for example, avoid using cursors, use connection pooling in code, etc....

that's what I thought of :)

____________ _________ _________ __

From: Manish Kumar Agarwal <manish1.agarwal@ gmail.com>

To: cjug@googlegroups. com

Sent: Fri, December 4, 2009 7:11:16 AM

Subject: [Java] Performance issue with synchronized method

I have a synchronized method from where I m giving a call to a database

procedure.

There are many threads waiting to enter inside the thread and current thread

is taking much time.

Its business requirement that each thread should get updated records.

How can I improve performance of the system in this case?

--

Thanks & Regards,

Manish Kumar Agarwal

M +91 995 803 0712

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