[Issue 5623] Slow GC with large heaps

http://d.puremagic.com/issues/show_bug.cgi?id=5623 David Simcha dsim...@yahoo.com changed: What|Removed |Added Status|ASSIGNED|RESOLVED

[Issue 5623] Slow GC with large heaps

http://d.puremagic.com/issues/show_bug.cgi?id=5623 --- Comment #15 from David Simcha dsim...@yahoo.com 2011-02-24 17:56:20 PST --- https://github.com/dsimcha/druntime/wiki/Druntime-GC-Optimization-Fork -- Configure issuemail: http://d.puremagic.com/issues/userprefs.cgi?tab=email --- You

[Issue 5623] Slow GC with large heaps

http://d.puremagic.com/issues/show_bug.cgi?id=5623 --- Comment #16 from Steven Schveighoffer schvei...@yahoo.com 2011-02-24 18:45:01 PST --- (In reply to comment #15) https://github.com/dsimcha/druntime/wiki/Druntime-GC-Optimization-Fork from that wiki page: Also note that a Tree2 benchmark

[Issue 5623] Slow GC with large heaps

http://d.puremagic.com/issues/show_bug.cgi?id=5623 Steven Schveighoffer schvei...@yahoo.com changed: What|Removed |Added CC|

[Issue 5623] Slow GC with large heaps

http://d.puremagic.com/issues/show_bug.cgi?id=5623 Steven Schveighoffer schvei...@yahoo.com changed: What|Removed |Added AssignedTo|nob...@puremagic.com

[Issue 5623] Slow GC with large heaps

http://d.puremagic.com/issues/show_bug.cgi?id=5623 --- Comment #13 from David Simcha dsim...@yahoo.com 2011-02-23 20:23:23 PST --- One logistical point: Since I rebuilt my mental model of how the GC works, I've come up with a few other small ideas for optimization. These don't have nearly

[Issue 5623] Slow GC with large heaps

http://d.puremagic.com/issues/show_bug.cgi?id=5623 --- Comment #14 from David Simcha dsim...@yahoo.com 2011-02-23 20:26:47 PST --- (In reply to comment #11) In addition, your statement that we only get 16 TB of space doesn't matter. It means the *jump size* is 16 TB. That is, if you

[Issue 5623] Slow GC with large heaps

http://d.puremagic.com/issues/show_bug.cgi?id=5623 Sean Kelly s...@invisibleduck.org changed: What|Removed |Added Status|NEW |ASSIGNED

[Issue 5623] Slow GC with large heaps

http://d.puremagic.com/issues/show_bug.cgi?id=5623 --- Comment #9 from David Simcha dsim...@yahoo.com 2011-02-21 16:12:54 PST --- Here's another benchmark. This one's designed more to be similar to reasonably common scientific computing/large allocation intensive use cases with moderately

[Issue 5623] Slow GC with large heaps

http://d.puremagic.com/issues/show_bug.cgi?id=5623 --- Comment #1 from David Simcha dsim...@yahoo.com 2011-02-20 12:12:02 PST --- Created an attachment (id=919) The whole gcx.d file, in case you have trouble applying the patch. Here's the whole gcx.d file, in case you have trouble applying the

[Issue 5623] Slow GC with large heaps

http://d.puremagic.com/issues/show_bug.cgi?id=5623 Walter Bright bugzi...@digitalmars.com changed: What|Removed |Added CC|

[Issue 5623] Slow GC with large heaps

http://d.puremagic.com/issues/show_bug.cgi?id=5623 bearophile_h...@eml.cc changed: What|Removed |Added CC||bearophile_h...@eml.cc ---

[Issue 5623] Slow GC with large heaps

http://d.puremagic.com/issues/show_bug.cgi?id=5623 --- Comment #4 from David Simcha dsim...@yahoo.com 2011-02-20 14:48:45 PST --- (In reply to comment #3) A very simple benchmark, in D and Java. You may use the D version with and without your patch, and then the Java version too, and show the

[Issue 5623] Slow GC with large heaps

http://d.puremagic.com/issues/show_bug.cgi?id=5623 --- Comment #5 from bearophile_h...@eml.cc 2011-02-20 15:07:17 PST --- (In reply to comment #4) I'm not sure what this told us that we didn't already know, though. Thank you for the timings. This synthetic benchmark tells us something

[Issue 5623] Slow GC with large heaps

http://d.puremagic.com/issues/show_bug.cgi?id=5623 --- Comment #6 from bearophile_h...@eml.cc 2011-02-20 15:11:18 PST --- (In reply to comment #4) We already knew Java's GC is much better than D's. The purpose of a 3-legged comparison: the Java timing is used as a rough zero-scale, to allow

[Issue 5623] Slow GC with large heaps

http://d.puremagic.com/issues/show_bug.cgi?id=5623 David Simcha dsim...@yahoo.com changed: What|Removed |Added Attachment #918 is|0 |1 obsolete|

[Issue 5623] Slow GC with large heaps

http://d.puremagic.com/issues/show_bug.cgi?id=5623 --- Comment #8 from David Simcha dsim...@yahoo.com 2011-02-20 18:29:43 PST --- Created an attachment (id=921) New gcx.d -- Configure issuemail: http://d.puremagic.com/issues/userprefs.cgi?tab=email --- You are receiving this mail because: