I have been using JRockit Mission Control, which is very good. I'm looking at overall memory at the moment to narrow down things which I can test with JRockit Mission Control.
On Thu, Nov 5, 2009 at 1:43 PM, Mark Mandel <mark.man...@gmail.com> wrote: > When tracking down memory leaks for clients, I tend to use Eclipse Memory > Analyzer. I've also heard very good things about VisualVM, which I've been > meaning to look at. > > Mark > > > On Thu, Nov 5, 2009 at 11:41 AM, Barry Chesterman < > barrychester...@gmail.com> wrote: > >> yep, memory issues. >> You can tell by storing something of a reasonable size in a persistent >> scope, and watch the garbage collection to see what each generation is >> doing, which is what I may do. >> >> Barry >> >> On Thu, Nov 5, 2009 at 12:46 PM, Mark Mandel <mark.man...@gmail.com>wrote: >> >>> Really, I don't think there is any specific way to tell. >>> >>> The JVM does it's own optimisation about when and where a object is held, >>> depending on how long its been alive, and quite possibly how often it is >>> accessed and various other forms of black magic. >>> >>> Is the real question you are asking: "I am having memory issues on a >>> server, and I'm trying to track down why", or is this simply for the sake of >>> curiosity? >>> >>> Mark >>> >>> >>> On Thu, Nov 5, 2009 at 10:44 AM, BarryC <barrychester...@gmail.com>wrote: >>> >>>> >>>> Hi, >>>> >>>> I have a quick question. >>>> Does data in the application and server scopes get stored in the >>>> "tenured" generation memory, or the "permanent" generation memory? >>>> >>>> There seems to be conflicting statements all over the net about this, >>>> and I was wondering if anyone could clarify it. >>>> >>>> Adobe's website says this: >>>> Tenured generation--This pool holds objects that live for a longer >>>> duration. In ColdFusion this space holds objects like Client and >>>> Session scope variables. >>>> Permanent generation This pool holds persistent objects. In ColdFusion >>>> this space holds permanent objects like Application and Server scope >>>> variables. >>>> (from >>>> http://www.adobe.com/devnet/coldfusion/articles/coldfusion_performance_02.html >>>> ) >>>> >>>> >>>> That statement goes against many which say the "permanent" generation >>>> only stores class information or 'reflective' information >>>> >>>> Thanks >>>> Barry >>>> >>>> >>> >>> >>> -- >>> E: mark.man...@gmail.com >>> T: http://www.twitter.com/neurotic >>> W: www.compoundtheory.com >>> >>> >>> >>> >> >> >> > > > -- > E: mark.man...@gmail.com > T: http://www.twitter.com/neurotic > W: www.compoundtheory.com > > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "cfaussie" group. To post to this group, send email to cfaussie@googlegroups.com To unsubscribe from this group, send email to cfaussie+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/cfaussie?hl=en -~----------~----~----~----~------~----~------~--~---
