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By Pierre-Yves Bigourdan on Nov 20, 2019 18:06 This would be a nice addition to the MAT project!
By Jason Koch on Feb 19, 2021 04:11 Created [attachment 285606](/dry-run/upload-link) Identifier Index patch :notepad_spiral: [571331_pass1_heap.patch](/dry-run/upload-link)
By Andrew Johnson on Feb 19, 2021 11:20 Thanks for the contribution. 1. Is this a real problem in that is pass 1 the limiting factor for being able to...
By Jason Koch on Mar 25, 2021 11:02 Andrew, this is a lead-in to some follow-up changes; the goal being that we can likely eliminate the pass1 static footprint requirement...
By Andrew Johnson on May 13, 2022 08:54 I made a basic change to address some of this problem:\ https://git.eclipse.org/c/mat/org.eclipse.mat.git/diff/plugins/org.eclipse.mat.parser/src/org/eclipse/mat/parser/index/IndexWriter.java?id=23f80cc96a622bdc1dc886fdab5cbc69c9f3c945\ This uses an ArrayLongBig to accumulate the longs in a...
By Andrew Johnson on Apr 09, 2021 13:15 Interesting.\ Do we have some idea of how the phases compare in memory usage:\ Pass 1\ Pass 2\ Garbage collection\ Dominator tree...
By Jason Koch on Apr 10, 2021 13:30 > Interesting. > Do we have some idea of how the phases compare in memory usage: In my experience this depends on...
By Jason Koch on Apr 10, 2021 17:35 To show the impact I ran a quick test against a modest sized heap. It is a ~25% reduction in memory required...
By Andrew Johnson on Apr 28, 2021 09:07 A simple change for IndexWriter.Identifier might be to use the ArrayLongBig inside to collect identifiers with add. API Compatible changes:\ On sort()...
By Jason Koch on Apr 28, 2021 17:23 Yes, I looked initially at something like this, and it is viable. Specifically, you want to be able to release the heap...