JDK-8233164 : C2 fails with assert(phase->C->get_alias_index(t) == phase->C->get_alias_index(t_adr)) failed: correct memory chain
- Type: Bug
- Component: hotspot
- Sub-Component: compiler
- Affected Version: 11,13,14
- Priority: P3
- Status: Resolved
- Resolution: Fixed
- Submitted: 2019-10-29
- Updated: 2020-12-22
- Resolved: 2019-12-23
The Version table provides details related to the release that this issue/RFE will be addressed.
Unresolved : Release in which this issue/RFE will be addressed.
Resolved: Release in which this issue/RFE has been resolved.
Fixed : Release in which this issue/RFE has been fixed. The release containing this fix may be available for download as an Early Access Release or a General Availability Release.
To download the current JDK release, click here.
Unresolved : Release in which this issue/RFE will be addressed.
Resolved: Release in which this issue/RFE has been resolved.
Fixed : Release in which this issue/RFE has been fixed. The release containing this fix may be available for download as an Early Access Release or a General Availability Release.
To download the current JDK release, click here.
| JDK 11 | JDK 14 | JDK 15 |
|---|---|---|
| 11.0.11-oracleFixed | 14 b30Fixed  |
15Fixed |
Related Reports
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Relates :
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Relates :
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Description
Test runtime/SelectionResolution/InvokeInterfaceICCE.java crashes with
# A fatal error has been detected by the Java Runtime Environment:
#
# Internal Error (open/src/hotspot/share/opto/memnode.cpp:222), pid=22191, tid=22323
# assert(phase->C->get_alias_index(t) == phase->C->get_alias_index(t_adr)) failed: correct memory chain
#
# JRE version: Java(TM) SE Runtime Environment (14.0+20) (fastdebug build 14-ea+20-879)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 14-ea+20-879, mixed mode, sharing, tiered, compressed oops, g1 gc, linux-amd64)
# Problematic frame:
# V [libjvm.so+0x12ee114] MemNode::optimize_memory_chain(Node*, TypePtr const*, Node*, PhaseGVN*)+0x184
#
# Core dump will be written. Default location: Core dumps may be processed with "/opt/core.sh %p" (or dumping to /opt/mach5/mesos/work_dir/slaves/6e54f4af-e606-43b0-80ce-0a482a5988b6-S216/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/ee4cd1b9-b909-4e68-9189-0cacc86e5aef/runs/aa563094-e983-466d-bf37-8fc0c597325d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_hotspot_tier2_runtime_platform_agnostic/scratch/3/core.22191)
#
# If you would like to submit a bug report, please visit:
# http://bugreport.java.com/bugreport/crash.jsp
#
--------------- S U M M A R Y ------------
Command Line: -Dtest.class.path.prefix=/opt/mach5/mesos/work_dir/slaves/6e54f4af-e606-43b0-80ce-0a482a5988b6-S216/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/ee4cd1b9-b909-4e68-9189-0cacc86e5aef/runs/aa563094-e983-466d-bf37-8fc0c597325d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_hotspot_tier2_runtime_platform_agnostic/classes/3/runtime/SelectionResolution/InvokeInterfaceICCE.d:/opt/mach5/mesos/work_dir/jib-master/install/jdk-14+20-879/src.full/open/test/hotspot/jtreg/runtime/SelectionResolution:/opt/mach5/mesos/work_dir/slaves/6e54f4af-e606-43b0-80ce-0a482a5988b6-S216/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/ee4cd1b9-b909-4e68-9189-0cacc86e5aef/runs/aa563094-e983-466d-bf37-8fc0c597325d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_hotspot_tier2_runtime_platform_agnostic/classes/3/runtime/SelectionResolution/classes -Dtest.src=/opt/mach5/mesos/work_dir/jib-master/install/jdk-14+20-879/src.full/open/test/hotspot/jtreg/runtime/SelectionResolution -Dtest.src.path=/opt/mach5/mesos/work_dir/jib-master/install/jdk-14+20-879/src.full/open/test/hotspot/jtreg/runtime/SelectionResolution:/opt/mach5/mesos/work_dir/jib-master/install/jdk-14+20-879/src.full/open/test/hotspot/jtreg/runtime/SelectionResolution/classes -Dtest.classes=/opt/mach5/mesos/work_dir/slaves/6e54f4af-e606-43b0-80ce-0a482a5988b6-S216/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/ee4cd1b9-b909-4e68-9189-0cacc86e5aef/runs/aa563094-e983-466d-bf37-8fc0c597325d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_hotspot_tier2_runtime_platform_agnostic/classes/3/runtime/SelectionResolution/InvokeInterfaceICCE.d -Dtest.class.path=/opt/mach5/mesos/work_dir/slaves/6e54f4af-e606-43b0-80ce-0a482a5988b6-S216/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/ee4cd1b9-b909-4e68-9189-0cacc86e5aef/runs/aa563094-e983-466d-bf37-8fc0c597325d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_hotspot_tier2_runtime_platform_agnostic/classes/3/runtime/SelectionResolution/InvokeInterfaceICCE.d:/opt/mach5/mesos/work_dir/slaves/6e54f4af-e606-43b0-80ce-0a482a5988b6-S216/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/ee4cd1b9-b909-4e68-9189-0cacc86e5aef/runs/aa563094-e983-466d-bf37-8fc0c597325d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_hotspot_tier2_runtime_platform_agnostic/classes/3/runtime/SelectionResolution/classes -Dtest.vm.opts=-XX:MaxRAMPercentage=6 -Dtest.tool.vm.opts=-J-XX:MaxRAMPercentage=6 -Dtest.compiler.opts= -Dtest.java.opts= -Dtest.jdk=/opt/mach5/mesos/work_dir/jib-master/install/jdk-14+20-879/linux-x64-debug.jdk/jdk-14/fastdebug -Dcompile.jdk=/opt/mach5/mesos/work_dir/jib-master/install/jdk-14+20-879/linux-x64-debug.jdk/jdk-14/fastdebug -Dtest.timeout.factor=4.0 -Dtest.root=/opt/mach5/mesos/work_dir/jib-master/install/jdk-14+20-879/src.full/open/test/hotspot/jtreg -Dtest.modules=java.base/jdk.internal.org.objectweb.asm -Dtest.nativepath=/opt/mach5/mesos/work_dir/jib-master/install/jdk-14+20-879/linux-x64-debug.test/hotspot/jtreg/native --add-modules=java.base --add-exports=java.base/jdk.internal.org.objectweb.asm=ALL-UNNAMED -XX:MaxRAMPercentage=6 -Djava.library.path=/opt/mach5/mesos/work_dir/jib-master/install/jdk-14+20-879/linux-x64-debug.test/hotspot/jtreg/native -XX:+IgnoreUnrecognizedVMOptions -XX:-VerifyDependencies com.sun.javatest.regtest.agent.MainWrapper /opt/mach5/mesos/work_dir/slaves/6e54f4af-e606-43b0-80ce-0a482a5988b6-S216/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/ee4cd1b9-b909-4e68-9189-0cacc86e5aef/runs/aa563094-e983-466d-bf37-8fc0c597325d/testoutput/test-support/jtreg_open_test_hotspot_jtreg_hotspot_tier2_runtime_platform_agnostic/runtime/SelectionResolution/InvokeInterfaceICCE.d/main.0.jta
Host: Intel(R) Xeon(R) Platinum 8167M CPU @ 2.00GHz, 8 cores, 58G, Oracle Linux Server release 7.6
Time: Sat Oct 26 06:39:31 2019 UTC elapsed time: 10 seconds (0d 0h 0m 10s)
--------------- T H R E A D ---------------
Current thread (0x00007ff5c453b800): JavaThread "C2 CompilerThread1" daemon [_thread_in_native, id=22323, stack(0x00007ff5d7675000,0x00007ff5d7776000)]
Current CompileTask:
C2: 10989 866 4 selectionresolution.ClassBuilder::buildClassConstructs (214 bytes)
Stack: [0x00007ff5d7675000,0x00007ff5d7776000], sp=0x00007ff5d77713e0, free space=1008k
Native frames: (J=compiled Java code, A=aot compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [libjvm.so+0x12ee114] MemNode::optimize_memory_chain(Node*, TypePtr const*, Node*, PhaseGVN*)+0x184
V [libjvm.so+0x12f2ec6] LoadNode::Ideal(PhaseGVN*, bool)+0x2f6
V [libjvm.so+0x14accb0] PhaseIterGVN::transform_old(Node*)+0xe0
V [libjvm.so+0x14ad8ad] PhaseIterGVN::optimize()+0x5d
V [libjvm.so+0x9d31ea] Compile::Optimize()+0x65a
V [libjvm.so+0x9d4c34] Compile::Compile(ciEnv*, C2Compiler*, ciMethod*, int, bool, bool, bool, DirectiveSet*)+0x1094
V [libjvm.so+0x81b760] C2Compiler::compile_method(ciEnv*, ciMethod*, int, DirectiveSet*)+0x110
V [libjvm.so+0x9e104c] CompileBroker::invoke_compiler_on_method(CompileTask*)+0x2cc
V [libjvm.so+0x9e1ff8] CompileBroker::compiler_thread_loop()+0x468
V [libjvm.so+0x16ece36] JavaThread::thread_main_inner()+0x226
V [libjvm.so+0x16f2626] Thread::call_run()+0xf6
V [libjvm.so+0x14150ae] thread_native_entry(Thread*)+0x10e
Register to memory mapping:
RAX=0x00007ff616ebd000 points into unknown readable memory: 58 00 00 00 00 00 00 00
RBX=0x00007ff5c4139a90 points into unknown readable memory: c0 54 0a 16 f6 7f 00 00
RCX=0x00007ff615e0a88c: <offset 0x0000000001a5588c> in /opt/mach5/mesos/work_dir/jib-master/install/jdk-14+20-879/linux-x64-debug.jdk/jdk-14/fastdebug/lib/server/libjvm.so at 0x00007ff6143b5000
RDX=0x00007ff615d5c7c0: <offset 0x00000000019a77c0> in /opt/mach5/mesos/work_dir/jib-master/install/jdk-14+20-879/linux-x64-debug.jdk/jdk-14/fastdebug/lib/server/libjvm.so at 0x00007ff6143b5000
RSP=0x00007ff5d77713e0 is pointing into the stack for thread: 0x00007ff5c453b800
RBP=0x00007ff5d7771420 is pointing into the stack for thread: 0x00007ff5c453b800
RSI=0x00000000000000de is an unknown value
RDI=0x00007ff615d5b658: <offset 0x00000000019a6658> in /opt/mach5/mesos/work_dir/jib-master/install/jdk-14+20-879/linux-x64-debug.jdk/jdk-14/fastdebug/lib/server/libjvm.so at 0x00007ff6143b5000
R8 =0x00007ff5c4024a50 points into unknown readable memory: c0 54 0a 16 f6 7f 00 00
R9 =0x0000000000000113 is an unknown value
R10=0x0 is NULL
R11=0x0 is NULL
R12=0x00007ff5c45cf4e8 points into unknown readable memory: 80 fd 14 16 f6 7f 00 00
R13=0x00007ff5d77717a0 is pointing into the stack for thread: 0x00007ff5c453b800
R14=0x000000000000001e is an unknown value
R15=0x00007ff5c4024a50 points into unknown readable memory: c0 54 0a 16 f6 7f 00 00
Registers:
RAX=0x00007ff616ebd000, RBX=0x00007ff5c4139a90, RCX=0x00007ff615e0a88c, RDX=0x00007ff615d5c7c0
RSP=0x00007ff5d77713e0, RBP=0x00007ff5d7771420, RSI=0x00000000000000de, RDI=0x00007ff615d5b658
R8 =0x00007ff5c4024a50, R9 =0x0000000000000113, R10=0x0000000000000000, R11=0x0000000000000000
R12=0x00007ff5c45cf4e8, R13=0x00007ff5d77717a0, R14=0x000000000000001e, R15=0x00007ff5c4024a50
RIP=0x00007ff6156a3114, EFLAGS=0x0000000000010216, CSGSFS=0x002b000000000033, ERR=0x0000000000000006
TRAPNO=0x000000000000000e
Top of Stack: (sp=0x00007ff5d77713e0)
0x00007ff5d77713e0: 000003fa0000009b 00007ff5b44b9a38
0x00007ff5d77713f0: 00007ff5b42b80b8 00007ff5a5316280
0x00007ff5d7771400: 00007ff5d77717a0 0000000000000000
0x00007ff5d7771410: 0000000000000001 00007ff5c45cf4e8
Instructions: (pc=0x00007ff6156a3114)
0x00007ff6156a3014: 0f 1f 40 00 49 8b 04 24 4c 89 e7 ff 50 28 48 8d
0x00007ff6156a3024: 15 bf a7 be 00 48 3b 02 74 33 48 8d 05 eb f2 ae
0x00007ff6156a3034: 00 48 8d 0d 94 5c 74 00 48 8d 15 8d b5 62 00 be
0x00007ff6156a3044: d4 00 00 00 48 8d 3d 09 86 6b 00 48 8b 00 c6 00
0x00007ff6156a3054: 58 31 c0 e8 c4 3e 7a ff e8 5f e9 11 00 49 8b 04
0x00007ff6156a3064: 24 48 8d 15 84 dd 57 ff 48 8b 40 30 48 39 d0 0f
0x00007ff6156a3074: 85 27 01 00 00 be 01 00 00 00 4c 89 e7 e8 fa 36
0x00007ff6156a3084: 57 ff 4d 8b 7c 24 60 48 8d 05 8e a5 be 00 4c 39
0x00007ff6156a3094: 38 0f 84 e5 00 00 00 48 8d 05 76 a5 be 00 4c 39
0x00007ff6156a30a4: 38 0f 84 d5 00 00 00 41 8b 47 10 83 e8 11 83 f8
0x00007ff6156a30b4: 02 77 0d 4d 85 ff 74 08 41 8b 47 44 85 c0 7e 64
0x00007ff6156a30c4: 49 8b 7d 10 31 c9 31 d2 4c 89 fe e8 9c 50 6d ff
0x00007ff6156a30d4: 49 8b 7d 10 31 c9 31 d2 48 89 de 44 8b 30 e8 89
0x00007ff6156a30e4: 50 6d ff 44 39 30 0f 84 04 ff ff ff 48 8d 05 29
0x00007ff6156a30f4: f2 ae 00 48 8d 0d 8e 77 76 00 48 8d 15 bb 96 6b
0x00007ff6156a3104: 00 be de 00 00 00 48 8d 3d 47 85 6b 00 48 8b 00
0x00007ff6156a3114: c6 00 58 31 c0 e8 02 3e 7a ff e8 9d e8 11 00 e9
0x00007ff6156a3124: cc fe ff ff 49 8b 07 be 01 00 00 00 4c 89 ff ff
0x00007ff6156a3134: 90 f0 00 00 00 49 89 c0 8b 40 10 83 e8 11 83 f8
0x00007ff6156a3144: 02 77 66 49 8b 00 4c 89 c7 8b 73 28 ff 90 c0 00
0x00007ff6156a3154: 00 00 49 89 c0 8b 40 10 83 e8 11 83 f8 02 0f 87
0x00007ff6156a3164: 85 00 00 00 49 8b 00 8b 73 44 4c 89 c7 ff 90 f8
0x00007ff6156a3174: 00 00 00 48 39 c3 0f 85 44 ff ff ff 48 83 c4 18
0x00007ff6156a3184: 4c 89 f2 48 89 de 4c 89 e7 5b 41 5c 41 5d 41 5e
0x00007ff6156a3194: 41 5f 5d e9 44 3e 57 ff 0f 1f 40 00 4c 89 e7 ff
0x00007ff6156a31a4: d0 49 89 c7 e9 de fe ff ff 48 8d 05 6c f1 ae 00
0x00007ff6156a31b4: 48 8d 0d e4 ca 72 00 4c 89 45 c8 48 8d 15 62 ad
0x00007ff6156a31c4: 5c 00 be 68 06 00 00 48 8d 3d 66 0e 5c 00 48 8b
0x00007ff6156a31d4: 00 c6 00 58 31 c0 e8 41 3d 7a ff e8 dc e7 11 00
0x00007ff6156a31e4: 4c 8b 45 c8 e9 5a ff ff ff 48 8d 05 2c f1 ae 00
0x00007ff6156a31f4: 48 8d 0d a4 ca 72 00 4c 89 45 c8 48 8d 15 22 ad
0x00007ff6156a3204: 5c 00 be 68 06 00 00 48 8d 3d 26 0e 5c 00 48 8b
Stack slot to memory mapping:
stack at sp + 0 slots: 0x000003fa0000009b is an unknown value
stack at sp + 1 slots: 0x00007ff5b44b9a38 points into unknown readable memory: 20 e5 14 16 f6 7f 00 00
stack at sp + 2 slots: 0x00007ff5b42b80b8 points into unknown readable memory: 38 9a 4b b4 f5 7f 00 00
stack at sp + 3 slots: 0x00007ff5a5316280 points into unknown readable memory: a0 b7 15 16 f6 7f 00 00
stack at sp + 4 slots: 0x00007ff5d77717a0 is pointing into the stack for thread: 0x00007ff5c453b800
stack at sp + 5 slots: 0x0 is NULL
stack at sp + 6 slots: 0x0000000000000001 is an unknown value
stack at sp + 7 slots: 0x00007ff5c45cf4e8 points into unknown readable memory: 80 fd 14 16 f6 7f 00 00
--------------- P R O C E S S ---------------
uid : 10668 euid : 10668 gid : 10668 egid : 10668
umask: 0022 (----w--w-)
Threads class SMR info:
_java_thread_list=0x00007ff5c453c2d0, length=12, elements={
0x00007ff610024800, 0x00007ff610579800, 0x00007ff61057c000, 0x00007ff610585800,
0x00007ff610588000, 0x00007ff61058a800, 0x00007ff61058d000, 0x00007ff6105c3800,
0x00007ff610616800, 0x00007ff610618800, 0x00007ff61064a800, 0x00007ff5c453b800
}
_java_thread_list_alloc_cnt=19, _java_thread_list_free_cnt=17, _java_thread_list_max=13, _nested_thread_list_max=0
_tlh_cnt=264, _tlh_times=39, avg_tlh_time=0.15, _tlh_time_max=32
_deleted_thread_cnt=3, _deleted_thread_times=0, avg_deleted_thread_time=0.00, _deleted_thread_time_max=0
_delete_lock_wait_cnt=0, _delete_lock_wait_max=0
_to_delete_list_cnt=0, _to_delete_list_max=1
Java Threads: ( => current thread )
0x00007ff610024800 JavaThread "main" [_thread_blocked, id=22195, stack(0x00007ff616d9d000,0x00007ff616e9e000)]
0x00007ff610579800 JavaThread "Reference Handler" daemon [_thread_blocked, id=22207, stack(0x00007ff5d7d7c000,0x00007ff5d7e7d000)]
0x00007ff61057c000 JavaThread "Finalizer" daemon [_thread_blocked, id=22208, stack(0x00007ff5d7c7b000,0x00007ff5d7d7c000)]
0x00007ff610585800 JavaThread "Signal Dispatcher" daemon [_thread_blocked, id=22210, stack(0x00007ff5d7b7a000,0x00007ff5d7c7b000)]
0x00007ff610588000 JavaThread "C2 CompilerThread0" daemon [_thread_in_native, id=22211, stack(0x00007ff5d7a79000,0x00007ff5d7b7a000)]
0x00007ff61058a800 JavaThread "C1 CompilerThread0" daemon [_thread_blocked, id=22212, stack(0x00007ff5d7978000,0x00007ff5d7a79000)]
0x00007ff61058d000 JavaThread "Sweeper thread" daemon [_thread_blocked, id=22213, stack(0x00007ff5d7877000,0x00007ff5d7978000)]
0x00007ff6105c3800 JavaThread "Common-Cleaner" daemon [_thread_blocked, id=22215, stack(0x00007ff5d7776000,0x00007ff5d7877000)]
0x00007ff610616800 JavaThread "Service Thread" daemon [_thread_blocked, id=22221, stack(0x00007ff5d7574000,0x00007ff5d7675000)]
0x00007ff610618800 JavaThread "Notification Thread" daemon [_thread_blocked, id=22222, stack(0x00007ff5d7473000,0x00007ff5d7574000)]
0x00007ff61064a800 JavaThread "MainThread" [_thread_in_vm, id=22224, stack(0x00007ff5d723f000,0x00007ff5d7340000)]
=>0x00007ff5c453b800 JavaThread "C2 CompilerThread1" daemon [_thread_in_native, id=22323, stack(0x00007ff5d7675000,0x00007ff5d7776000)]
Other Threads:
0x00007ff610572800 VMThread "VM Thread" [stack: 0x00007ff5d7e7f000,0x00007ff5d7f7f000] [id=22206]
0x00007ff61061b800 WatcherThread [stack: 0x00007ff5d7373000,0x00007ff5d7473000] [id=22223]
0x00007ff61009d800 GCTaskThread "GC Thread#0" [stack: 0x00007ff5ef438000,0x00007ff5ef538000] [id=22200]
0x00007ff5d0001000 GCTaskThread "GC Thread#1" [stack: 0x00007ff5d6e3e000,0x00007ff5d6f3e000] [id=22281]
0x00007ff5d0003000 GCTaskThread "GC Thread#2" [stack: 0x00007ff5d6d3c000,0x00007ff5d6e3c000] [id=22282]
0x00007ff5d0004800 GCTaskThread "GC Thread#3" [stack: 0x00007ff5d6966000,0x00007ff5d6a66000] [id=22286]
0x00007ff5d0006800 GCTaskThread "GC Thread#4" [stack: 0x00007ff5d6864000,0x00007ff5d6964000] [id=22287]
0x00007ff5d0008800 GCTaskThread "GC Thread#5" [stack: 0x00007ff5d6762000,0x00007ff5d6862000] [id=22288]
0x00007ff5d000a800 GCTaskThread "GC Thread#6" [stack: 0x00007ff5d6660000,0x00007ff5d6760000] [id=22290]
0x00007ff5d000c000 GCTaskThread "GC Thread#7" [stack: 0x00007ff5d655e000,0x00007ff5d665e000] [id=22292]
0x00007ff6100bc800 ConcurrentGCThread "G1 Main Marker" [stack: 0x00007ff5ef336000,0x00007ff5ef436000] [id=22201]
0x00007ff6100be800 ConcurrentGCThread "G1 Conc#0" [stack: 0x00007ff5ef234000,0x00007ff5ef334000] [id=22203]
0x00007ff5e0001000 ConcurrentGCThread "G1 Conc#1" [stack: 0x00007ff5d5b4e000,0x00007ff5d5c4e000] [id=22306]
0x00007ff610483800 ConcurrentGCThread "G1 Refine#0" [stack: 0x00007ff5ec92a000,0x00007ff5eca2a000] [id=22204]
0x00007ff5d8001000 ConcurrentGCThread "G1 Refine#1" [stack: 0x00007ff5d645c000,0x00007ff5d655c000] [id=22295]
0x00007ff578001000 ConcurrentGCThread "G1 Refine#2" [stack: 0x00007ff5d635a000,0x00007ff5d645a000] [id=22296]
0x00007ff57c001000 ConcurrentGCThread "G1 Refine#3" [stack: 0x00007ff5d6258000,0x00007ff5d6358000] [id=22297]
0x00007ff570001000 ConcurrentGCThread "G1 Refine#4" [stack: 0x00007ff5d6156000,0x00007ff5d6256000] [id=22298]
0x00007ff574001000 ConcurrentGCThread "G1 Refine#5" [stack: 0x00007ff5d6054000,0x00007ff5d6154000] [id=22299]
0x00007ff568001000 ConcurrentGCThread "G1 Refine#6" [stack: 0x00007ff5d5f52000,0x00007ff5d6052000] [id=22300]
0x00007ff56c001000 ConcurrentGCThread "G1 Refine#7" [stack: 0x00007ff5d5e50000,0x00007ff5d5f50000] [id=22301]
0x00007ff610485800 ConcurrentGCThread "G1 Young RemSet Sampling" [stack: 0x00007ff5ec828000,0x00007ff5ec928000] [id=22205]
Threads with active compile tasks:
C2 CompilerThread0 10999 867 4 selectionresolution.ClassBuilder::addHelperMethod (107 bytes)
C2 CompilerThread1 10999 866 4 selectionresolution.ClassBuilder::buildClassConstructs (214 bytes)
VM state:not at safepoint (normal execution)
VM Mutex/Monitor currently owned by a thread: None
Heap address: 0x000000071e800000, size: 3608 MB, Compressed Oops mode: Zero based, Oop shift amount: 3
Narrow klass base: 0x0000000800000000, Narrow klass shift: 3
Compressed class space size: 1073741824 Address: 0x0000000800b4e000
Comments
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