Support Forums: Message List - Object pooling is now a serious performance loss http://www.theserverside.com Most recent forum messages en Jive Forums Silver 5.5.30 (www.jivesoftware.com) Wed, 22 May 2013 06:59:24 -0400 Java GC http://www.theserverside.com/discussions/thread.tss?thread_id=37146
I still find it quite hard to understand why "object pooling" would ever be a serious performance loss. I sure hope it is not due to the speed of reference counting.

Java GC doesn't now nor ever did use reference...]]> Fri, 14 Mar 2008 10:09:56 -0400 Fri, 14 Mar 2008 10:09:56 -0400 Fri, 14 Mar 2008 10:09:56 -0400 Mar 14, 2008 Michael O'Keeffe 0 Re: jvm grief ? http://www.theserverside.com/discussions/thread.tss?thread_id=37146 Tue, 10 Jul 2007 07:43:56 -0400 Tue, 10 Jul 2007 07:43:56 -0400 Tue, 10 Jul 2007 07:43:56 -0400 Jul 10, 2007 viresh wali 0 jvm grief ? http://www.theserverside.com/discussions/thread.tss?thread_id=37146 Wed, 04 Jul 2007 05:37:00 -0400 Wed, 04 Jul 2007 05:37:00 -0400 Wed, 04 Jul 2007 05:37:00 -0400 Jul 4, 2007 danny oentung 1 Details, details.... http://www.theserverside.com/discussions/thread.tss?thread_id=37146 Mon, 22 Jan 2007 19:26:38 -0500 Mon, 22 Jan 2007 19:26:38 -0500 Mon, 22 Jan 2007 19:26:38 -0500 Jan 22, 2007 Channing Benson 0 Re: Object pooling is now a serious performance loss http://www.theserverside.com/discussions/thread.tss?thread_id=37146 Sun, 07 Jan 2007 10:23:38 -0500 Sun, 07 Jan 2007 10:23:38 -0500 Sun, 07 Jan 2007 10:23:38 -0500 Jan 7, 2007 David Rozenberg 0 ORA-01555 http://www.theserverside.com/discussions/thread.tss?thread_id=37146 Wed, 27 Sep 2006 13:06:28 -0400 Wed, 27 Sep 2006 13:06:28 -0400 Wed, 27 Sep 2006 13:06:28 -0400 Sep 27, 2006 Fuad Efendiyev 0 Just ignore me http://www.theserverside.com/discussions/thread.tss?thread_id=37146 Tue, 04 Jul 2006 05:51:05 -0400 Tue, 04 Jul 2006 05:51:05 -0400 Tue, 04 Jul 2006 05:51:05 -0400 Jul 4, 2006 Tako Schotanus 0 Re: Object pooling is now a serious performance loss http://www.theserverside.com/discussions/thread.tss?thread_id=37146
What real scenario would that relate to?

Or Point objects in a 3D model! Though you're correct, in the vast majority of real world cases, objects are short lived....]]> Tue, 04 Jul 2006 05:47:36 -0400 Tue, 04 Jul 2006 05:47:36 -0400 Tue, 04 Jul 2006 05:47:36 -0400 Jul 4, 2006 Tako Schotanus 1 This is resolvable http://www.theserverside.com/discussions/thread.tss?thread_id=37146
Lots of wierd stuff occurs when you stuff it in the main method. So as a rule don't do it.]]> Sun, 30 Apr 2006 10:24:20 -0400 Sun, 30 Apr 2006 10:24:20 -0400 Sun, 30 Apr 2006 10:24:20 -0400 Apr 30, 2006 Travis Berthelot 0 lol http://www.theserverside.com/discussions/thread.tss?thread_id=37146 apologies]]> Tue, 06 Dec 2005 17:35:02 -0500 Tue, 06 Dec 2005 17:35:02 -0500 Tue, 06 Dec 2005 17:35:02 -0500 Dec 6, 2005 ac c 0 difference bet. caching and pooling http://www.theserverside.com/discussions/thread.tss?thread_id=37146
www.binaryfrost.com

so, finally what is the difference between caching and pooling ? When should...]]> Tue, 06 Dec 2005 00:39:35 -0500 Tue, 06 Dec 2005 00:39:35 -0500 Tue, 06 Dec 2005 00:39:35 -0500 Dec 6, 2005 c b 1 difference bet. caching and pooling http://www.theserverside.com/discussions/thread.tss?thread_id=37146
so, finally what is the difference between caching and pooling ? When should i still use HashMap?? I am a bit confoosed :)
]]> Tue, 06 Dec 2005 00:38:54 -0500 Tue, 06 Dec 2005 00:38:54 -0500 Tue, 06 Dec 2005 00:38:54 -0500 Dec 6, 2005 c b 0 difference bet. caching and pooling http://www.theserverside.com/discussions/thread.tss?thread_id=37146 Mon, 05 Dec 2005 20:25:56 -0500 Mon, 05 Dec 2005 20:25:56 -0500 Mon, 05 Dec 2005 20:25:56 -0500 Dec 5, 2005 ac c 3 Object pooling is now a serious performance loss http://www.theserverside.com/discussions/thread.tss?thread_id=37146 the tables turn when M ~= 25 (~100 bytes). That's pretty low in my opinion.

Is this an isolated test. You may find things to be different when you have a very large system that needs to create objects constantly and quickly....]]> Sat, 22 Oct 2005 20:49:42 -0400 Sat, 22 Oct 2005 20:49:42 -0400 Sat, 22 Oct 2005 20:49:42 -0400 Oct 22, 2005 Robert DiFalco 0 Object pooling is now a serious performance loss http://www.theserverside.com/discussions/thread.tss?thread_id=37146 Of course, this is all academic for me now. I'm not looking to squeeze every bit of speed out of my code. But I guess for those that are, the question is whether you want to use pooling and potentially lose out on improvements later (or...]]> Fri, 21 Oct 2005 01:42:52 -0400 Fri, 21 Oct 2005 01:42:52 -0400 Fri, 21 Oct 2005 01:42:52 -0400 Oct 21, 2005 Bob Lee 4