34 Commits

Author SHA1 Message Date
Thomas Schatzl
9a4c25731e 8228609: G1 copy cost prediction uses used vs. actual copied byte
Let the object copy cost predictor use the actual copied bytes as input for the prediction instead of the used bytes.

Reviewed-by: kbarrett, sjohanss
2019-11-21 11:42:54 +01:00
Sangheon Kim
46c3d43f83 8220312: Implementation: NUMA-Aware Memory Allocation for G1, Logging (3/3)
Reviewed-by: kbarrett, sjohanss, tschatzl
2019-11-13 10:51:41 -08:00
Sangheon Kim
eaa6355cb0 8220311: Implementation: NUMA-Aware Memory Allocation for G1, Survivor (2/3)
Reviewed-by: kbarrett, sjohanss, tschatzl
2019-11-13 10:49:32 -08:00
Stefan Johansson
bb63558420 8230431: Move G1 trace code from gcTrace* to G1 directory
Reviewed-by: kbarrett, lkorinth
2019-09-04 09:47:51 +02:00
Thomas Schatzl
f543e8e4ea 8227442: Make young_index_in_cset zero-based
Avoid unnecessary increment of young_index_in_cset in copy_to_survivor_space.

Reviewed-by: kbarrett, sangheki
2019-08-20 09:22:18 +02:00
Kim Barrett
0b9a90e0d1 8229044: G1RedirtyCardsQueueSet should be local to a collection
Stack allocate redirty qsets in do_collection_pause_at_safepoint.

Reviewed-by: tschatzl, sangheki
2019-08-16 14:46:52 -04:00
Stefan Karlsson
ae5615c614 8229258: Rework markOop and markOopDesc into a simpler mark word value carrier
Reviewed-by: rkennke, coleenp, kbarrett, dcubed
2019-08-06 10:48:21 +02:00
Kim Barrett
4b3c528140 8162929: Enqueuing dirty cards into a single DCQS during GC does not scale
Refactor into G1RedirtyCardsQueue[Set] and G1DirtyCardQueueSet

Reviewed-by: tschatzl, sangheki
2019-07-19 16:47:11 -04:00
Thomas Schatzl
d46d9318c1 8213108: Improve work distribution during remembered set scan
Before scanning the heap for roots into the collection set, merge them into a single remembered set (card table) and do work distribution based on location like other collectors do.

Reviewed-by: kbarrett, lkorinth
2019-06-27 11:48:32 +02:00
Thomas Schatzl
d36c7bad82 8223693: Memory wastage in size of per-region type buffers in GC
Reviewed-by: kbarrett, sangheki
2019-06-03 10:51:28 +02:00
Thomas Schatzl
3d149df158 8200545: Improve filter for enqueued deferred cards
Reviewed-by: kbarrett, sangheki
2019-05-14 15:36:26 +02:00
Thomas Schatzl
884545e54f 8218668: Clean up evacuation of optional collection set
Better integrate optional collection set evacuation into the existing evacuation scheme, fixing a few minor issues with the initial implementation.

Reviewed-by: kbarrett, sangheki
2019-04-08 20:37:52 +02:00
Thomas Schatzl
bfaeb63761 8219748: Add and use getter for the timing object in G1
Reviewed-by: shade, kbarrett
2019-03-04 11:49:16 +01:00
Thomas Schatzl
5fe5d0a90a 8219747: Remove g1_ prefix to g1_remset and g1_policy members in G1CollectedHeap
Reviewed-by: shade, sangheki
2019-03-04 11:49:16 +01:00
Thomas Schatzl
eaab45a8b8 8219096: Merge print_termination_stats code with current logging
Reviewed-by: lkorinth, kbarrett
2019-02-20 14:30:33 +01:00
Stefan Johansson
37f135132e 8213890: Implementation of JEP 344: Abortable Mixed Collections for G1
Co-authored-by: Erik Helin <erik.helin@oracle.com>
Reviewed-by: tschatzl, kbarrett
2018-12-07 13:54:45 +01:00
Thomas Schatzl
4da555c7a8 8213142: Use RAII to set the scanning source in G1ScanEvacuatedObjClosure
Reviewed-by: sangheki, kbarrett
2018-10-31 13:43:57 +01:00
Thomas Schatzl
28c9f22ebb 8212911: Unify and micro-optimize handling of non-in-collection set references in oop closures
Reviewed-by: kbarrett, sjohanss
2018-10-31 13:43:57 +01:00
Thomas Schatzl
f69c1407ae 8212766: TestPromotionEventWithG1.java failed due to "RuntimeException: PLAB size is smaller than object size."
Also send PLAB size in bytes, not in heap words.

Reviewed-by: shade, sjohanss
2018-10-29 08:55:03 +01:00
Thomas Schatzl
3a48e68b1a 8212753: Improve oopDesc::forward_to_atomic
Avoid multiple unnecessary reloads of the mark oop in oopDesc::forward_to_atomic

Reviewed-by: kbarrett, mdoerr
2018-10-24 16:22:34 +02:00
Thomas Schatzl
475df1c06a 8210492: PLAB object promotion events report object sizes in words
Properly scale values passed to the JFR event.

Reviewed-by: phh, jcbeyler
2018-10-16 11:27:21 +02:00
Zhengyu Gu
4555c28590 8205921: Optimizing best-of-2 work stealing queue selection
Bias towards stealing from queues that we recently successfully stole from to decrease the number of unsuccessful steal attempts.

Co-authored-by: Thomas Schatzl <thomas.schatzl@oracle.com>
Reviewed-by: eosterlund, kbarrett
2018-08-03 11:06:10 +02:00
Michihiro Horie
4641ea7bed 8204524: Unnecessary memory barriers in G1ParScanThreadState::copy_to_survivor_space
Reviewed-by: kbarrett, mdoerr, drwhite, tschatzl
2018-06-25 10:41:03 +02:00
Thomas Schatzl
0f583c7817 6672778: G1 should trim task queues more aggressively during evacuation pauses
Regularly try to drain task queues. This helps memory usage and performance during garbage collection.

Reviewed-by: sjohanss, sangheki
2018-04-27 12:06:46 +02:00
Roman Kennke
389d720746 8199735: Mark word updates need to use Access API
Reviewed-by: shade, eosterlund
2018-04-05 10:54:53 +02:00
Stefan Johansson
b758cec4ad 8200169: Flatten G1Allocator class hierarchy
Reviewed-by: tschatzl, sangheki
2018-04-06 11:41:21 +02:00
Stefan Karlsson
f89abe4589 8199946: Move load/store and encode/decode out of oopDesc
Reviewed-by: eosterlund, coleenp, tschatzl
2018-03-15 21:24:10 +01:00
Erik Helin
6fb24f87da 8197847: Remove unused file g1ParScanThreadState_ext.cpp
Reviewed-by: sjohanss, eosterlund
2018-03-05 11:32:17 +01:00
Stefan Johansson
bacf4db5bd 8198424: Remove G1AllocationContext
Reviewed-by: ehelin, tschatzl
2018-03-02 10:09:08 +01:00
Stefan Johansson
f5891500fd 8198430: Remove G1Allocator extension point
Reviewed-by: ehelin, tschatzl
2018-03-02 10:09:01 +01:00
Erik Österlund
95d34d138d 8195142: Refactor out card table from CardTableModRefBS to flatten the BarrierSet hierarchy
Reviewed-by: stefank, coleenp, kvn, ehelin
2018-02-26 09:34:12 +01:00
Thomas Schatzl
347c253452 7127700: G1: Replace G1PLAB with PLAB
Reviewed-by: sjohanss, kbarrett
2018-02-13 16:13:20 +01:00
Stefan Karlsson
58dd5210ec 8192061: Clean up allocation.inline.hpp includes
Reviewed-by: eosterlund, coleenp
2017-11-28 21:43:45 +01:00
Erik Joelsson
3789983e89 8187443: Forest Consolidation: Move files to unified layout
Reviewed-by: darcy, ihse
2017-09-12 19:03:39 +02:00