Hi,
I'm testing Flink streaming but seems to have some problems with jvm core dumps. I haven't really looked at the heap dump yet. It seems to be related to the G1 GC. If I want to go back to CMS-GC, do you have any preferred settings? # # A fatal error has been detected by the Java Runtime Environment: # # SIGSEGV (0xb) at pc=0x00007fa281df900d, pid=36541, tid=140335655700224 # # JRE version: Java(TM) SE Runtime Environment (8.0_45-b14) (build 1.8.0_45-b14) # Java VM: Java HotSpot(TM) 64-Bit Server VM (25.45-b02 mixed mode linux-amd64 compressed oops) # Problematic frame: # V [libjvm.so+0x5b900d] G1ParScanThreadState::copy_to_survivor_space(oopDesc*)+0x3d # # Failed to write core dump. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again # # If you would like to submit a bug report, please visit: # --------------- T H R E A D --------------- Current thread (0x00007fa26c00f800): GCTaskThread [stack: 0x00007fa270d84000,0x00007fa270e85000] [id=36559] siginfo: si_signo: 11 (SIGSEGV), si_code: 1 (SEGV_MAPERR), si_addr: 0x0000000000000008 Registers: RAX=0x00007fa2827b03b0, RBX=0x00007fa2827b03a0, RCX=0x0000000000000003, RDX=0x0000000000000001 RSP=0x00007fa270e83490, RBP=0x00007fa270e83520, RSI=0x00000000dc6e5530, RDI=0x0000000000000000 R8 =0x00000000dc6e5530, R9 =0x00007fa282929ba7, R10=0x00000000c49742a8, R11=0x00007fa2822b2e20 R12=0x000000008c579484, R13=0x00000000dc6e5530, R14=0x00007fa270e83780, R15=0x00007fa270e83aa0 RIP=0x00007fa281df900d, EFLAGS=0x0000000000010246, CSGSFS=0x0000000000000033, ERR=0x0000000000000004 TRAPNO=0x000000000000000e Top of Stack: (sp=0x00007fa270e83490) 0x00007fa270e83490: 00007fa270e834f0 00000000c49742c0 0x00007fa270e834a0: 00007fa270e83780 000000008210a22f 0x00007fa270e834b0: 000000000000000b 00007fa26c333110 0x00007fa270e834c0: 0000000700000001 0000000000000001 0x00007fa270e834d0: 000000000257e760 000000000257e760 0x00007fa270e834e0: 00007fa270e83790 00007fa23c37da70 0x00007fa270e834f0: 00007fa270e83520 00007fa2827b03a0 0x00007fa270e83500: 000000008c579484 00007fa26c0f7e20 0x00007fa270e83510: 00007fa270e83780 00007fa270e83aa0 ... ... ... |
Hi Jakob, you can control the used garbage collector by specifying the Cheers, On Mon, Sep 28, 2015 at 10:15 AM, Jakob Ericsson <[hidden email]> wrote:
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Yes. I just wanted to know if you have any preferred settings for CMS or should I use fairly standard configs? On Mon, Sep 28, 2015 at 11:19 AM, Till Rohrmann <[hidden email]> wrote:
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When the CMS garbage collector is used we additionally set On Mon, Sep 28, 2015 at 11:22 AM, Jakob Ericsson <[hidden email]> wrote:
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