Merge

8148659: Add all option to JSnap Reviewed-by: dsamersoff

8149023: Event based tracing should cover safepoint begin and end Summary: Add events to safepoint begin and end Reviewed-by: dholmes, mgronlun, egahlin

8152119: Event-based tracing to allow for tracing Klass definition Reviewed-by: dholmes, egahlin

Merge

8146632: Add descriptive error messages for removed non-product logging flags. Summary: Added table with removed non-product flags and error messages. Reviewed-by: dholmes, coleenp, hseigel

8144940: Broken hash in string table entry in closed/runtime/7158800/BadUtf8.java Summary: Fix code broken with compact Strings. Reviewed-by: iklam, thartmann, hseigel, jiangli

8152300: Convert G1_ALLOC_REGION_TRACING to unified logging Reviewed-by: sjohanss, stefank

8142935: Adding old gen regions does not consider available free space Summary: Track live data size as added to cset during mixed GCs Reviewed-by: kbarrett, drwhite Contributed-by: tom.benson@oracle.com

Merge

8152120: TLAB compute_size() should not allow any size larger than max_size Summary: Limit TLAB compute_size() to be less than or equal to TLAB max Reviewed-by: sjohanss, jmasa

Merge

8146436: Add -XX:-ShrinkHeapInSteps option (previously -XX:+UseAggressiveHeapShrink) Summary: Added ShrinkHeapInSteps option. Reviewed-by: jmasa, tbenson

8149343: assert(rp->num_q() == no_of_gc_workers) failed: sanity Reviewed-by: tschatzl, kbarrett

Merge

8150648: Re-enable TestPLABResize.java after JDK-8150183 is fixed Reviewed-by: tschatzl

Merge

8150015: Integrate TraceTime with Unified Logging more seamlessly Reviewed-by: coleenp, dholmes

Merge

8148759: G1AllocRegion::_count inconsistently used if more than one context is active Reviewed-by: sjohanss, jwilhelm, tschatzl

8152101: Move G1 concurrent refinement adjustment code out of G1CollectorPolicy Reviewed-by: jmasa, jwilhelm, kbarrett

8152118: MinTLABSize should be less than TLAB max Summary: Add a constraint for MinTLABSize to be less than or equal to TLAB max Reviewed-by: brutisso, drwhite, jmasa

Merge

Merge

Merge

Merge

8152065: TraceBytecodes breaks the interpreter expression stack Summary: Move trace_bytecode to InterpreterRuntime and make trace_bytecode an IRT_LEAF so that safepoints are not allowed. Reviewed-by: jiangli, dholmes, dcubed

8151845: Comment in globals.hpp for MetaspaceSize is incorrect. Reviewed-by: drwhite, stefank

8152185: ReferencePendingListLocker incorrectly assumes that the lock is never taken recursively Reviewed-by: stefank, sjohanss

8152113: Remove _last_ditch_collection GC-cause and avoid expanding heap on Metaspace OOM Reviewed-by: brutisso, jwilhelm

Merge

8152104: G1 StringTable cleaning incorrectly logs with the stringdedup tag Reviewed-by: mgerdin, jwilhelm, sjohanss

8152100: Rework and unify the GC phase logging Reviewed-by: sjohanss, jwilhelm

8152086: Remove SpaceMangler::mangle_region logging Reviewed-by: brutisso, tschatzl

8151808: Factor G1 heap sizing code out of the G1CollectorPolicy Reviewed-by: tbenson, jwilhelm

8151637: Move CollectionSetChooser rebuild code into CollectionSetChooser Reviewed-by: jmasa, tschatzl

Merge

8152007: Add the thread to the GCPhase trace events Reviewed-by: tschatzl, brutisso

8027423: Parallel compact GC class unloading measurement includes symbol and string table time Reviewed-by: mgerdin, jmasa

8026720: Remove the unused SpaceManager::mangle_freed_chunks Reviewed-by: mgerdin, tschatzl, vlivanov

Merge

8151085: Change G1 concurrent timer and tracer measuring time Summary: Change measuring time for G1 concurrent phases and reporting heap summary Reviewed-by: brutisso, sjohanss

Merge

8151560: Safepoint logging has mismatch between command line level and printed level Summary: Corrected mistaken "debug" level to "trace" Reviewed-by: hseigel, jiangli, dholmes

8151711: Move G1 number sequences out of the G1 collector policy Reviewed-by: tbenson, ehelin

Merge

8151656: Minor tweaks to old Hotspot build to ease comparison with new Reviewed-by: dholmes, twisti

Merge

8151920: Region liveness printing is broken Summary: Remove obsolete code that causes an assert. Reviewed-by: drwhite, brutisso

8151601: Cleanup locking of the Reference pending list Reviewed-by: brutisso, stefank

Merge

Merge

8151912: guarantee(GCPauseIntervalMillis >= 1) failed: Constraint for GCPauseIntervalMillis should guarantee that value is >= 1 Reviewed-by: tbenson, tschatzl

Merge

Merge

8151614: Improve logging in concurrent mark code Summary: Move detailed concurrent mark phase logging to "gc, marking" tags and add a summary "Concurrent Cycle" log message when only using "gc" logging. Reviewed-by: sangheki, brutisso

8151126: Clean up duplicate code for clearing the mark bitmaps Summary: Merge the code to clear the mark bitmap concurrently and in the STW pause. Reviewed-by: jmasa, tbenson

Merge

8151336: Root region scanning should be cancelled and disabled when the ConcurrentMarkThread::run_service() exits Reviewed-by: pliden, tschatzl

Merge

Merge

8151509: In check_addr0() function pointer is not updated correctly Reviewed-by: dholmes, ddmitriev, stuefe Contributed-by: cheleswer.sahu@oracle.com

Merge

8151653: Hotspot build does not respect --enable-openjdk-only Reviewed-by: tbell, dholmes