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Re阿里云每小时产生一个hserrpid文件 同样的问题 一直频现 # # There is insufficient memory for the Java Runtime Environment to continue. # pthread_getattr_np # Possible reasons: #   The system is out of physical RAM or swap space #   In 32 bit mode, the process size limit was hit # Possible solutions: #   Reduce memory load on the system #   Increase physical memory or swap space #   Check if swap backing store is full #   Use 64 bit Java on a 64 bit OS #   Decrease Java heap size (-Xmx/-Xms) #   Decrease number of Java threads #   Decrease Java thread stack sizes (-Xss) #   Set larger code cache with -XX:ReservedCodeCacheSize= # This output file may be truncated or incomplete. # #  Out of Memory Error (os_linux_x86.cpp:718), pid=8379, tid=139744224728832 # # JRE version: Java(TM) SE Runtime Environment (7.0_75-b13) (build 1.7.0_75-b13) # Java VM: Java HotSpot(TM) 64-Bit Server VM (24.75-b04 mixed mode linux-amd64 compressed oops) # Failed to write core dump. Core dumps have been disabled. To enable core dumping, try 'ulimit -c unlimited' before starting Java again # ---------------  T H R E A D  --------------- Current thread (0x00007f18c0085800):  JavaThread 'Signal Dispatcher' daemon [_thread_new, id=8384, stack(0x0000000000000000,0x0000000000000000)] Stack: [0x0000000000000000,0x0000000000000000],  sp=0x00007f18bcdfca00,  free space=136468969458k Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code) V  [libjvm.so+0x9a18da] V  [libjvm.so+0x4975ab] V  [libjvm.so+0x8249ca] V  [libjvm.so+0x824a15] V  [libjvm.so+0x953f94] V  [libjvm.so+0x95a754] V  [libjvm.so+0x820b88] ---------------  P R O C E S S  --------------- Java Threads: ( => current thread ) =>0x00007f18c0085800 JavaThread 'Signal Dispatcher' daemon [_thread_new, id=8384, stack(0x0000000000000000,0x0000000000000000)]   0x00007f18c0064800 JavaThread 'Finalizer' daemon [_thread_blocked, id=8383, stack(0x00007f18bcdfe000,0x00007f18bceff000)]   0x00007f18c0062800 JavaThread 'Reference Handler' daemon [_thread_blocked, id=8382, stack(0x00007f18bceff000,0x00007f18bd000000)]   0x00007f18c0008800 JavaThread 'main' [_thread_in_vm, id=8380, stack(0x00007f18c6bc2000,0x00007f18c6cc3000)] Other Threads:   0x00007f18c005e800 VMThread [stack: 0x00007f18c4015000,0x00007f18c4116000] [id=8381] VM state:not at safepoint (normal execution) VM Mutex/Monitor currently owned by a thread:  ([mutex/lock_event]) [0x00007f18c0005e20] Threads_lock - owner thread: 0x00007f18c0008800 Heap def new generation   total 7232K, used 290K [0x00000000e3600000, 0x00000000e3dd0000, 0x00000000eb350000)   eden space 6464K,   4% used [0x00000000e3600000, 0x00000000e3648aa8, 0x00000000e3c50000)   from space 768K,   0% used [0x00000000e3c50000, 0x00000000e3c50000, 0x00000000e3d10000)   to   space 768K,   0% used [0x00000000e3d10000, 0x00000000e3d10000, 0x00000000e3dd0000) tenured generation   total 16000K, used 0K [0x00000000eb350000, 0x00000000ec2f0000, 0x00000000fae00000)    the space 16000K,   0% used [0x00000000eb350000, 0x00000000eb350000, 0x00000000eb350200, 0x00000000ec2f0000) compacting perm gen  total 21248K, used 2163K [0x00000000fae00000, 0x00000000fc2c0000, 0x0000000100000000)    the space 21248K,  10% used [0x00000000fae00000, 0x00000000fb01cf08, 0x00000000fb01d000, 0x00000000fc2c0000) No shared spaces configured. Card table byte_map: [0x00007f18c4497000,0x00007f18c457d000] byte_map_base: 0x00007f18c3d7c000 Polling page: 0x00007f18c6ccb000 Code Cache  [0x00007f18bd000000, 0x00007f18bd270000, 0x00007f18c0000000) total_blobs=156 nmethods=0 adapters=126 free_code_cache=48779Kb largest_free_block=49950080 Compilation events (0 events): No events GC Heap History (0 events): No events Deoptimization events (0 events): No events Internal exceptions (1 events): Event: 0.030 Thread 0x00007f18c0008800 Threw 0x00000000e360f2b8 at /HUDSON/workspace/7u-2-build-linux-amd64/jdk7u75/1940/hotspot/src/share/vm/prims/jni.cpp:3991 Events (10 events): Event: 0.058 loading class 0x00007f18c43a39f0 done Event: 0.058 loading class 0x00007f18c0085090 Event: 0.058 loading class 0x00007f18c0085090 done Event: 0.058 loading class 0x00007f18c43de890 Event: 0.059 loading class 0x00007f18c43de890 done Event: 0.059 loading class 0x00007f18c43ea7d0 Event: 0.059 loading class 0x00007f18c43ea7d0 done Event: 0.059 loading class 0x00007f18c43a3310 Event: 0.059 loading class 0x00007f18c43a3310 done Event: 0.059 Thread 0x00007f18c0085800 Thread added: 0x00007f18c0085800 Dynamic libraries: 00400000-00401000 r-xp 00000000 ca:01 713940                             /usr/java/jdk1.7.0_75/bin/java 00600000-00601000 rw-p 00000000 ca:01 713940                             /usr/java/jdk1.7.0_75/bin/java 013c7000-013e8000 rw-p 00000000 00:00 0                                  [heap] e3600000-e3dd0000 rw-p 00000000 00:00 0 e3dd0000-eb350000 rw-p 00000000 00:00 0 eb350000-ec2f0000 rw-p 00000000 00:00 0 ec2f0000-fae00000 rw-p 00000000 00:00 0 fae00000-fc2c0000 rw-p 00000000 00:00 0 fc2c0000-100000000 rw-p 00000000 00:00 0 7f18aa16f000-7f18b0000000 r--p 00000000 ca:01 673661                     /usr/lib/locale/locale-archive 7f18b0000000-7f18b0021000 rw-p 00000000 00:00 0 7f18b0021000-7f18b4000000 ---p 00000000 00:00 0 7f18b4000000-7f18b4021000 rw-p 00000000 00:00 0 7f18b4021000-7f18b8000000 ---p 00000000 00:00 0 7f18b8000000-7f18b8021000 rw-p 00000000 00:00 0 7f18b8021000-7f18bc000000 ---p 00000000 00:00 0 7f18bcbfc000-7f18bcbfd000 ---p 00000000 00:00 0 7f18bcbfd000-7f18bcdfe000 rw-p 00000000 00:00 0 7f18bcdfe000-7f18bce01000 ---p 00000000 00:00 0 7f18bce01000-7f18bceff000 rw-p 00000000 00:00 0 7f18bceff000-7f18bcf02000 ---p 00000000 00:00 0 7f18bcf02000-7f18bd000000 rw-p 00000000 00:00 0 7f18bd000000-7f18bd270000 rwxp 00000000 00:00 0 7f18bd270000-7f18c008b000 rw-p 00000000 00:00 0 7f18c008b000-7f18c4000000 ---p 00000000 00:00 0 7f18c4015000-7f18c4016000 ---p 00000000 00:00 0 7f18c4016000-7f18c4161000 rw-p 00000000 00:00 0 7f18c4161000-7f18c4320000 r--s 039eb000 ca:01 714812                     /usr/java/jdk1.7.0_75/jre/lib/rt.jar 7f18c4320000-7f18c4421000 rw-p 00000000 00:00 0 7f18c4421000-7f18c4497000 rw-p 00000000 00:00 0 7f18c4497000-7f18c449b000 rw-p 00000000 00:00 0 7f18c449b000-7f18c44d5000 rw-p 00000000 00:00 0 7f18c44d5000-7f18c44de000 rw-p 00000000 00:00 0 7f18c44de000-7f18c4553000 rw-p 00000000 00:00 0 7f18c4553000-7f18c455e000 rw-p 00000000 00:00 0 7f18c455e000-7f18c457c000 rw-p 00000000 00:00 0 7f18c457c000-7f18c457d000 rw-p 00000000 00:00 0 7f18c457d000-7f18c4597000 r-xp 00000000 ca:01 714115                     /usr/java/jdk1.7.0_75/jre/lib/amd64/libzip.so 7f18c4597000-7f18c4797000 ---p 0001a000 ca:01 714115                     /usr/java/jdk1.7.0_75/jre/lib/amd64/libzip.so 7f18c4797000-7f18c4798000 rw-p 0001a000 ca:01 714115                     /usr/java/jdk1.7.0_75/jre/lib/amd64/libzip.so 7f18c4798000-7f18c47a4000 r-xp 00000000 ca:01 729117                     /lib64/libnss_files-2.12.so 7f18c47a4000-7f18c49a4000 ---p 0000c000 ca:01 729117                     /lib64/libnss_files-2.12.so 7f18c49a4000-7f18c49a5000 r--p 0000c000 ca:01 729117                     /lib64/libnss_files-2.12.so 7f18c49a5000-7f18c49a6000 rw-p 0000d000 ca:01 729117                     /lib64/libnss_files-2.12.so 7f18c49a6000-7f18c49cf000 r-xp 00000000 ca:01 714085                     /usr/java/jdk1.7.0_75/jre/lib/amd64/libjava.so 7f18c49cf000-7f18c4bcf000 ---p 00029000 ca:01 714085                     /usr/java/jdk1.7.0_75/jre/lib/amd64/libjava.so 7f18c4bcf000-7f18c4bd1000 rw-p 00029000 ca:01 714085                     /usr/java/jdk1.7.0_75/jre/lib/amd64/libjava.so 7f18c4bd1000-7f18c4bde000 r-xp 00000000 ca:01 714114                     /usr/java/jdk1.7.0_75/jre/lib/amd64/libverify.so 7f18c4bde000-7f18c4ddd000 ---p 0000d000 ca:01 714114                     /usr/java/jdk1.7.0_75/jre/lib/amd64/libverify.so 7f18c4ddd000-7f18c4ddf000 rw-p 0000c000 ca:01 714114                     /usr/java/jdk1.7.0_75/jre/lib/amd64/libverify.so 7f18c4ddf000-7f18c4de6000 r-xp 00000000 ca:01 729129                     /lib64/librt-2.12.so 7f18c4de6000-7f18c4fe5000 ---p 00007000 ca:01 729129                     /lib64/librt-2.12.so 7f18c4fe5000-7f18c4fe6000 r--p 00006000 ca:01 729129                     /lib64/librt-2.12.so 7f18c4fe6000-7f18c4fe7000 rw-p 00007000 ca:01 729129                     /lib64/librt-2.12.so 7f18c4fe7000-7f18c506a000 r-xp 00000000 ca:01 729109                     /lib64/libm-2.12.so 7f18c506a000-7f18c5269000 ---p 00083000 ca:01 729109                     /lib64/libm-2.12.so 7f18c5269000-7f18c526a000 r--p 00082000 ca:01 729109                     /lib64/libm-2.12.so 7f18c526a000-7f18c526b000 rw-p 00083000 ca:01 729109                     /lib64/libm-2.12.so 7f18c526b000-7f18c5dde000 r-xp 00000000 ca:01 714119                     /usr/java/jdk1.7.0_75/jre/lib/amd64/server/libjvm.so 7f18c5dde000-7f18c5fde000 ---p 00b73000 ca:01 714119                     /usr/java/jdk1.7.0_75/jre/lib/amd64/server/libjvm.so 7f18c5fde000-7f18c60a2000 rw-p 00b73000 ca:01 714119                     /usr/java/jdk1.7.0_75/jre/lib/amd64/server/libjvm.so 7f18c60a2000-7f18c60e3000 rw-p 00000000 00:00 0 7f18c60e3000-7f18c626d000 r-xp 00000000 ca:01 729101                     /lib64/libc-2.12.so 7f18c626d000-7f18c646c000 ---p 0018a000 ca:01 729101                     /lib64/libc-2.12.so 7f18c646c000-7f18c6470000 r--p 00189000 ca:01 729101                     /lib64/libc-2.12.so 7f18c6470000-7f18c6471000 rw-p 0018d000 ca:01 729101                     /lib64/libc-2.12.so 7f18c6471000-7f18c6476000 rw-p 00000000 00:00 0 7f18c6476000-7f18c6478000 r-xp 00000000 ca:01 729107                     /lib64/libdl-2.12.so 7f18c6478000-7f18c6678000 ---p 00002000 ca:01 729107                     /lib64/libdl-2.12.so 7f18c6678000-7f18c6679000 r--p 00002000 ca:01 729107                     /lib64/libdl-2.12.so 7f18c6679000-7f18c667a000 rw-p 00003000 ca:01 729107                     /lib64/libdl-2.12.so 7f18c667a000-7f18c6690000 r-xp 00000000 ca:01 714798                     /usr/java/jdk1.7.0_75/lib/amd64/jli/libjli.so 7f18c6690000-7f18c6890000 ---p 00016000 ca:01 714798                     /usr/java/jdk1.7.0_75/lib/amd64/jli/libjli.so 7f18c6890000-7f18c6891000 rw-p 00016000 ca:01 714798                     /usr/java/jdk1.7.0_75/lib/amd64/jli/libjli.so 7f18c6891000-7f18c68a8000 r-xp 00000000 ca:01 729125                     /lib64/libpthread-2.12.so 7f18c68a8000-7f18c6aa8000 ---p 00017000 ca:01 729125                     /lib64/libpthread-2.12.so 7f18c6aa8000-7f18c6aa9000 r--p 00017000 ca:01 729125                     /lib64/libpthread-2.12.so 7f18c6aa9000-7f18c6aaa000 rw-p 00018000 ca:01 729125                     /lib64/libpthread-2.12.so 7f18c6aaa000-7f18c6aae000 rw-p 00000000 00:00 0 7f18c6aae000-7f18c6ace000 r-xp 00000000 ca:01 729091                     /lib64/ld-2.12.so 7f18c6ad0000-7f18c6adb000 rw-p 00000000 00:00 0 7f18c6adb000-7f18c6afa000 rw-p 00000000 00:00 0 7f18c6afa000-7f18c6b04000 rw-p 00000000 00:00 0 7f18c6b04000-7f18c6bba000 rw-p 00000000 00:00 0 7f18c6bba000-7f18c6bc2000 rw-s 00000000 ca:01 811032                     /tmp/hsperfdata_root/8379 7f18c6bc2000-7f18c6bc5000 ---p 00000000 00:00 0 7f18c6bc5000-7f18c6cc7000 rw-p 00000000 00:00 0 7f18c6cca000-7f18c6ccb000 rw-p 00000000 00:00 0 7f18c6ccb000-7f18c6ccc000 r--p 00000000 00:00 0 7f18c6ccc000-7f18c6ccd000 rw-p 00000000 00:00 0 7f18c6ccd000-7f18c6cce000 r--p 0001f000 ca:01 729091                     /lib64/ld-2.12.so 7f18c6cce000-7f18c6ccf000 rw-p 00020000 ca:01 729091                     /lib64/ld-2.12.so 7f18c6ccf000-7f18c6cd0000 rw-p 00000000 00:00 0 7fff6387c000-7fff63891000 rw-p 00000000 00:00 0                          [stack] 7fff639ff000-7fff63a00000 r-xp 00000000 00:00 0                          [vdso] ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0                  [vsyscall] VM Arguments: java_command: org.apache.catalina.util.ServerInfo Launcher Type: SUN_STANDARD Environment Variables: PATH=/sbin:/usr/sbin:/bin:/usr/bin Signal Handlers: SIGSEGV: [libjvm.so+0x9a21f0], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004 SIGBUS: [libjvm.so+0x9a21f0], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004 SIGFPE: [libjvm.so+0x81ba40], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004 SIGPIPE: [libjvm.so+0x81ba40], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004 SIGXFSZ: [libjvm.so+0x81ba40], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004 SIGILL: [libjvm.so+0x81ba40], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004 SIGUSR1: SIG_DFL, sa_mask[0]=0x00000000, sa_flags=0x00000000 SIGUSR2: [libjvm.so+0x81d240], sa_mask[0]=0x00000000, sa_flags=0x10000004 SIGHUP: [libjvm.so+0x81e360], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004 SIGINT: [libjvm.so+0x81e360], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004 SIGTERM: [libjvm.so+0x81e360], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004 SIGQUIT: [libjvm.so+0x81e360], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004 ---------------  S Y S T E M  --------------- OS:CentOS release 6.3 (Final) uname:Linux 2.6.32-358.6.2.el6.x86_64 #1 SMP Thu May 16 20:59:36 UTC 2013 x86_64 libc:glibc 2.12 NPTL 2.12 rlimit: STACK 10240k, CORE 0k, NPROC 11859, NOFILE 1024, AS 1048576k load average:0.00 0.00 0.00 /proc/meminfo: MemTotal:        1534896 kB MemFree:          156608 kB Buffers:          154576 kB Cached:           271084 kB SwapCached:            0 kB Active:          1119840 kB Inactive:         161912 kB Active(anon):     856172 kB Inactive(anon):      360 kB Active(file):     263668 kB Inactive(file):   161552 kB Unevictable:           0 kB Mlocked:               0 kB SwapTotal:             0 kB SwapFree:              0 kB Dirty:                84 kB Writeback:             0 kB AnonPages:        856176 kB Mapped:            80496 kB Shmem:               376 kB Slab:              65236 kB SReclaimable:      39836 kB SUnreclaim:        25400 kB KernelStack:        1536 kB PageTables:        10608 kB NFS_Unstable:          0 kB Bounce:                0 kB WritebackTmp:          0 kB CommitLimit:      767448 kB Committed_AS:    1654972 kB VmallocTotal:   34359738367 kB VmallocUsed:       11064 kB VmallocChunk:   34359725180 kB HardwareCorrupted:     0 kB AnonHugePages:    632832 kB HugePages_Total:       0 HugePages_Free:        0 HugePages_Rsvd:        0 HugePages_Surp:        0 Hugepagesize:       2048 kB DirectMap4k:        6144 kB DirectMap2M:     1566720 kB CPU:total 1 (32 cores per cpu, 2 threads per core) family 6 model 45 stepping 7, cmov, cx8, fxsr, mmx, sse, sse2, sse3, ssse3, sse4.1, sse4.2, popcnt, aes, ht, tsc /proc/cpuinfo: processor       : 0 vendor_id       : GenuineIntel cpu family      : 6 model           : 45 model name      : Intel(R) Xeon(R) CPU E5-2430 0 @ 2.20GHz stepping        : 7 cpu MHz         : 2200.003 cache size      : 15360 KB physical id     : 0 siblings        : 1 core id         : 0 cpu cores       : 1 apicid          : 0 initial apicid  : 0 fpu             : yes fpu_exception   : yes cpuid level     : 13 wp              : yes flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat clflush mmx fxsr sse sse2 ht syscall nx lm up rep_good unfair_spinlock pni ssse3 cx16 sse4_1 sse4_2 popcnt aes hypervisor lahf_lm bogomips        : 4400.00 clflush size    : 64 cache_alignment : 64 address sizes   : 46 bits physical, 48 bits virtual power management: Memory: 4k page, physical 1534896k(156608k free), swap 0k(0k free) vm_info: Java HotSpot(TM) 64-Bit Server VM (24.75-b04) for linux-amd64 JRE (1.7.0_75-b13), built on Dec 18 2014 16:45:18 by 'java_re' with gcc 4.3.0 20080428 (Red Hat 4.3.0-8) time: Mon May  4 11:41:53 2015 elapsed time: 0 seconds ------------------------- Re阿里云每小时产生一个hserrpid文件 更换 JDK 8 后，问题没有复现，请问这是什么问题