failed to allocate XXXX bytes for committing reserved memory.

## There is insufficient memory for the Java Runtime Environment to continue.# Native memory allocation (malloc) failed to allocate 2863333376 bytes for committing reserved memory.# 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.cpp:2756), pid=19116, tid=139792166455040## JRE version:  (7.0_79-b15) (build )# Java VM: Java HotSpot(TM) 64-Bit Server VM (24.79-b02 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 (0x00007f23dc00a000):  JavaThread "Unknown thread" [_thread_in_vm, id=19117, stack(0x00007f23e02c8000,0x00007f23e66c9000)]Stack: [0x00007f23e02c8000,0x00007f23e66c9000],  sp=0x00007f23e66c7330,  free space=102396kNative frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)V  [libjvm.so+0x9a32da]  VMError::report_and_die()+0x2eaV  [libjvm.so+0x497f7b]  report_vm_out_of_memory(char const*, int, unsigned long, char const*)+0x9bV  [libjvm.so+0x81fcce]  os::Linux::commit_memory_impl(char*, unsigned long, bool)+0xfeV  [libjvm.so+0x820219]  os::pd_commit_memory(char*, unsigned long, unsigned long, bool)+0x29V  [libjvm.so+0x819faa]  os::commit_memory(char*, unsigned long, unsigned long, bool)+0x2aV  [libjvm.so+0x99eae9]  VirtualSpace::expand_by(unsigned long, bool)+0x1c9V  [libjvm.so+0x99ec6d]  VirtualSpace::initialize(ReservedSpace, unsigned long)+0xcdV  [libjvm.so+0x57962f]  CardGeneration::CardGeneration(ReservedSpace, unsigned long, int, GenRemSet*)+0x11fV  [libjvm.so+0x9534e3]  TenuredGeneration::TenuredGeneration(ReservedSpace, unsigned long, int, GenRemSet*)+0x83V  [libjvm.so+0x57abbd]  GenerationSpec::init(ReservedSpace, int, GenRemSet*)+0x3bdV  [libjvm.so+0x56afe4]  GenCollectedHeap::initialize()+0x344V  [libjvm.so+0x9751aa]  Universe::initialize_heap()+0xcaV  [libjvm.so+0x976379]  universe_init()+0x79V  [libjvm.so+0x5b1d25]  init_globals()+0x65V  [libjvm.so+0x95dc6d]  Threads::create_vm(JavaVMInitArgs*, bool*)+0x1edV  [libjvm.so+0x639fe4]  JNI_CreateJavaVM+0x74C  [libjli.so+0x2f8e]  JavaMain+0x9e---------------  P R O C E S S  ---------------Java Threads: ( => current thread )Other Threads:=>0x00007f23dc00a000 (exited) JavaThread "Unknown thread" [_thread_in_vm, id=19117, stack(0x00007f23e02c8000,0x00007f23e66c9000)]VM state:not at safepoint (not fully initialized)VM Mutex/Monitor currently owned by a thread: NoneGC Heap History (0 events):No eventsDeoptimization events (0 events):No eventsInternal exceptions (0 events):No eventsEvents (0 events):No eventsDynamic libraries:00400000-00401000 r-xp 00000000 ca:01 657555                             /alidata/java/jdk1.7.0_79/bin/java00600000-00601000 rw-p 00000000 ca:01 657555                             /alidata/java/jdk1.7.0_79/bin/java0190a000-0192b000 rw-p 00000000 00:00 0                                  [heap]680000000-6d5550000 rw-p 00000000 00:00 0 780000000-800000000 rw-p 00000000 00:00 0 7f23d7402000-7f23d781a000 rw-p 00000000 00:00 0 7f23d781a000-7f23d816f000 rw-p 00000000 00:00 0 7f23d816f000-7f23d8170000 rw-p 00000000 00:00 0 7f23d8170000-7f23d83e0000 rwxp 00000000 00:00 0 7f23d83e0000-7f23db170000 rw-p 00000000 00:00 0 7f23db170000-7f23db18a000 r-xp 00000000 ca:01 655575                     /alidata/java/jdk1.7.0_79/jre/lib/amd64/libzip.so7f23db18a000-7f23db38a000 ---p 0001a000 ca:01 655575                     /alidata/java/jdk1.7.0_79/jre/lib/amd64/libzip.so7f23db38a000-7f23db38b000 rw-p 0001a000 ca:01 655575                     /alidata/java/jdk1.7.0_79/jre/lib/amd64/libzip.so7f23db38b000-7f23db396000 r-xp 00000000 ca:01 786730                     /lib/x86_64-linux-gnu/libnss_files-2.19.so7f23db396000-7f23db595000 ---p 0000b000 ca:01 786730                     /lib/x86_64-linux-gnu/libnss_files-2.19.so7f23db595000-7f23db596000 r--p 0000a000 ca:01 786730                     /lib/x86_64-linux-gnu/libnss_files-2.19.so7f23db596000-7f23db597000 rw-p 0000b000 ca:01 786730                     /lib/x86_64-linux-gnu/libnss_files-2.19.so7f23db597000-7f23db5a2000 r-xp 00000000 ca:01 786774                     /lib/x86_64-linux-gnu/libnss_nis-2.19.so7f23db5a2000-7f23db7a1000 ---p 0000b000 ca:01 786774                     /lib/x86_64-linux-gnu/libnss_nis-2.19.so7f23db7a1000-7f23db7a2000 r--p 0000a000 ca:01 786774                     /lib/x86_64-linux-gnu/libnss_nis-2.19.so7f23db7a2000-7f23db7a3000 rw-p 0000b000 ca:01 786774                     /lib/x86_64-linux-gnu/libnss_nis-2.19.so7f23db7a3000-7f23db7ba000 r-xp 00000000 ca:01 786762                     /lib/x86_64-linux-gnu/libnsl-2.19.so7f23db7ba000-7f23db9b9000 ---p 00017000 ca:01 786762                     /lib/x86_64-linux-gnu/libnsl-2.19.so7f23db9b9000-7f23db9ba000 r--p 00016000 ca:01 786762                     /lib/x86_64-linux-gnu/libnsl-2.19.so7f23db9ba000-7f23db9bb000 rw-p 00017000 ca:01 786762                     /lib/x86_64-linux-gnu/libnsl-2.19.so7f23db9bb000-7f23db9bd000 rw-p 00000000 00:00 0 7f23db9bd000-7f23db9c6000 r-xp 00000000 ca:01 786760                     /lib/x86_64-linux-gnu/libnss_compat-2.19.so7f23db9c6000-7f23dbbc5000 ---p 00009000 ca:01 786760                     /lib/x86_64-linux-gnu/libnss_compat-2.19.so7f23dbbc5000-7f23dbbc6000 r--p 00008000 ca:01 786760                     /lib/x86_64-linux-gnu/libnss_compat-2.19.so7f23dbbc6000-7f23dbbc7000 rw-p 00009000 ca:01 786760                     /lib/x86_64-linux-gnu/libnss_compat-2.19.so7f23dbbc7000-7f23dbbf0000 r-xp 00000000 ca:01 655541                     /alidata/java/jdk1.7.0_79/jre/lib/amd64/libjava.so7f23dbbf0000-7f23dbdf0000 ---p 00029000 ca:01 655541                     /alidata/java/jdk1.7.0_79/jre/lib/amd64/libjava.so7f23dbdf0000-7f23dbdf2000 rw-p 00029000 ca:01 655541                     /alidata/java/jdk1.7.0_79/jre/lib/amd64/libjava.so7f23dbdf2000-7f23dbdff000 r-xp 00000000 ca:01 655568                     /alidata/java/jdk1.7.0_79/jre/lib/amd64/libverify.so7f23dbdff000-7f23dbffe000 ---p 0000d000 ca:01 655568                     /alidata/java/jdk1.7.0_79/jre/lib/amd64/libverify.so7f23dbffe000-7f23dc000000 rw-p 0000c000 ca:01 655568                     /alidata/java/jdk1.7.0_79/jre/lib/amd64/libverify.so7f23dc000000-7f23dc027000 rw-p 00000000 00:00 0 7f23dc027000-7f23e0000000 ---p 00000000 00:00 0 7f23e00c0000-7f23e00c7000 r-xp 00000000 ca:01 786771                     /lib/x86_64-linux-gnu/librt-2.19.so7f23e00c7000-7f23e02c6000 ---p 00007000 ca:01 786771                     /lib/x86_64-linux-gnu/librt-2.19.so7f23e02c6000-7f23e02c7000 r--p 00006000 ca:01 786771                     /lib/x86_64-linux-gnu/librt-2.19.so7f23e02c7000-7f23e02c8000 rw-p 00007000 ca:01 786771                     /lib/x86_64-linux-gnu/librt-2.19.so7f23e02c8000-7f23e02cb000 ---p 00000000 00:00 0 7f23e02cb000-7f23e66c9000 rw-p 00000000 00:00 0                          [stack:19117]7f23e66c9000-7f23e67ce000 r-xp 00000000 ca:01 786531                     /lib/x86_64-linux-gnu/libm-2.19.so7f23e67ce000-7f23e69cd000 ---p 00105000 ca:01 786531                     /lib/x86_64-linux-gnu/libm-2.19.so7f23e69cd000-7f23e69ce000 r--p 00104000 ca:01 786531                     /lib/x86_64-linux-gnu/libm-2.19.so7f23e69ce000-7f23e69cf000 rw-p 00105000 ca:01 786531                     /lib/x86_64-linux-gnu/libm-2.19.so7f23e69cf000-7f23e7544000 r-xp 00000000 ca:01 655595                     /alidata/java/jdk1.7.0_79/jre/lib/amd64/server/libjvm.so7f23e7544000-7f23e7744000 ---p 00b75000 ca:01 655595                     /alidata/java/jdk1.7.0_79/jre/lib/amd64/server/libjvm.so7f23e7744000-7f23e7808000 rw-p 00b75000 ca:01 655595                     /alidata/java/jdk1.7.0_79/jre/lib/amd64/server/libjvm.so7f23e7808000-7f23e7849000 rw-p 00000000 00:00 0 7f23e7849000-7f23e7a04000 r-xp 00000000 ca:01 786768                     /lib/x86_64-linux-gnu/libc-2.19.so7f23e7a04000-7f23e7c03000 ---p 001bb000 ca:01 786768                     /lib/x86_64-linux-gnu/libc-2.19.so7f23e7c03000-7f23e7c07000 r--p 001ba000 ca:01 786768                     /lib/x86_64-linux-gnu/libc-2.19.so7f23e7c07000-7f23e7c09000 rw-p 001be000 ca:01 786768                     /lib/x86_64-linux-gnu/libc-2.19.so7f23e7c09000-7f23e7c0e000 rw-p 00000000 00:00 0 7f23e7c0e000-7f23e7c11000 r-xp 00000000 ca:01 786750                     /lib/x86_64-linux-gnu/libdl-2.19.so7f23e7c11000-7f23e7e10000 ---p 00003000 ca:01 786750                     /lib/x86_64-linux-gnu/libdl-2.19.so7f23e7e10000-7f23e7e11000 r--p 00002000 ca:01 786750                     /lib/x86_64-linux-gnu/libdl-2.19.so7f23e7e11000-7f23e7e12000 rw-p 00003000 ca:01 786750                     /lib/x86_64-linux-gnu/libdl-2.19.so7f23e7e12000-7f23e7e28000 r-xp 00000000 ca:01 656276                     /alidata/java/jdk1.7.0_79/lib/amd64/jli/libjli.so7f23e7e28000-7f23e8028000 ---p 00016000 ca:01 656276                     /alidata/java/jdk1.7.0_79/lib/amd64/jli/libjli.so7f23e8028000-7f23e8029000 rw-p 00016000 ca:01 656276                     /alidata/java/jdk1.7.0_79/lib/amd64/jli/libjli.so7f23e8029000-7f23e8042000 r-xp 00000000 ca:01 786769                     /lib/x86_64-linux-gnu/libpthread-2.19.so7f23e8042000-7f23e8241000 ---p 00019000 ca:01 786769                     /lib/x86_64-linux-gnu/libpthread-2.19.so7f23e8241000-7f23e8242000 r--p 00018000 ca:01 786769                     /lib/x86_64-linux-gnu/libpthread-2.19.so7f23e8242000-7f23e8243000 rw-p 00019000 ca:01 786769                     /lib/x86_64-linux-gnu/libpthread-2.19.so7f23e8243000-7f23e8247000 rw-p 00000000 00:00 0 7f23e8247000-7f23e826a000 r-xp 00000000 ca:01 786764                     /lib/x86_64-linux-gnu/ld-2.19.so7f23e82ba000-7f23e839f000 rw-p 00000000 00:00 0 7f23e839f000-7f23e8455000 rw-p 00000000 00:00 0 7f23e8455000-7f23e845d000 rw-s 00000000 ca:01 1048600                    /tmp/hsperfdata_root/191167f23e845d000-7f23e8461000 rw-p 00000000 00:00 0 7f23e8463000-7f23e8466000 rw-p 00000000 00:00 0 7f23e8466000-7f23e8467000 r--p 00000000 00:00 0 7f23e8467000-7f23e8469000 rw-p 00000000 00:00 0 7f23e8469000-7f23e846a000 r--p 00022000 ca:01 786764                     /lib/x86_64-linux-gnu/ld-2.19.so7f23e846a000-7f23e846b000 rw-p 00023000 ca:01 786764                     /lib/x86_64-linux-gnu/ld-2.19.so7f23e846b000-7f23e846c000 rw-p 00000000 00:00 0 7fff664a2000-7fff664c3000 rw-p 00000000 00:00 0                          [stack]7fff665fe000-7fff66600000 r-xp 00000000 00:00 0                          [vdso]ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0                  [vsyscall]VM Arguments:jvm_args: -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Xms4096m -Xmx4096m -Xss102400K -XX:PermSize=1024m -XX:MaxPermSize=2048m -Djava.endorsed.dirs=/alidata/server/apache-tomcat-7.0.62/endorsed -Dcatalina.base=/alidata/server/apache-tomcat-7.0.62 -Dcatalina.home=/alidata/server/apache-tomcat-7.0.62 -Djava.io.tmpdir=/alidata/server/apache-tomcat-7.0.62/temp java_command: org.apache.catalina.startup.Bootstrap stopLauncher Type: SUN_STANDARDEnvironment Variables:JAVA_HOME=/alidata/java/jdk1.7.0_79PATH=/alidata/server/apache-tomcat-7.0.62/bin:/alidata/java/jdk1.7.0_79/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/gamesSHELL=/bin/bashSignal Handlers:SIGSEGV: [libjvm.so+0x9a3bf0], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004SIGBUS: [libjvm.so+0x9a3bf0], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004SIGFPE: [libjvm.so+0x81cb60], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004SIGPIPE: [libjvm.so+0x81cb60], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004SIGXFSZ: [libjvm.so+0x81cb60], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004SIGILL: [libjvm.so+0x81cb60], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004SIGUSR1: SIG_DFL, sa_mask[0]=0x00000000, sa_flags=0x00000000SIGUSR2: [libjvm.so+0x81e360], sa_mask[0]=0x00000000, sa_flags=0x10000004SIGHUP: SIG_DFL, sa_mask[0]=0x00000000, sa_flags=0x00000000SIGINT: SIG_DFL, sa_mask[0]=0x00000000, sa_flags=0x00000000SIGTERM: SIG_DFL, sa_mask[0]=0x00000000, sa_flags=0x00000000SIGQUIT: SIG_DFL, sa_mask[0]=0x00000000, sa_flags=0x00000000---------------  S Y S T E M  ---------------OS:jessie/siduname:Linux 3.13.0-32-generic #57-Ubuntu SMP Tue Jul 15 03:51:08 UTC 2014 x86_64libc:glibc 2.19 NPTL 2.19 rlimit: STACK 8192k, CORE 0k, NPROC 31445, NOFILE 65535, AS infinityload average:0.00 0.01 0.05/proc/meminfo:MemTotal:        4046788 kBMemFree:         1792160 kBBuffers:          191356 kBCached:           327532 kBSwapCached:            0 kBActive:          1988480 kBInactive:         119512 kBActive(anon):    1589220 kBInactive(anon):      308 kBActive(file):     399260 kBInactive(file):   119204 kBUnevictable:           0 kBMlocked:               0 kBSwapTotal:             0 kBSwapFree:              0 kBDirty:                72 kBWriteback:             0 kBAnonPages:       1589124 kBMapped:            31780 kBShmem:               404 kBSlab:             106724 kBSReclaimable:      94344 kBSUnreclaim:        12380 kBKernelStack:        1760 kBPageTables:         7308 kBNFS_Unstable:          0 kBBounce:                0 kBWritebackTmp:          0 kBCommitLimit:     2023392 kBCommitted_AS:   12751176 kBVmallocTotal:   34359738367 kBVmallocUsed:        7616 kBVmallocChunk:   34359727531 kBHardwareCorrupted:     0 kBAnonHugePages:   1513472 kBHugePages_Total:       0HugePages_Free:        0HugePages_Rsvd:        0HugePages_Surp:        0Hugepagesize:       2048 kBDirectMap4k:       26624 kBDirectMap2M:     4298752 kBCPU: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: 0vendor_id: GenuineIntelcpu family: 6model: 45model name: Intel(R) Xeon(R) CPU E5-2630 0 @ 2.30GHzstepping: 7microcode: 0x70dcpu MHz: 2300.056cache size: 15360 KBphysical id: 0siblings: 1core id: 0cpu cores: 1apicid: 0initial apicid: 0fpu: yesfpu_exception: yescpuid level: 13wp: yesflags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat clflush mmx fxsr sse sse2 ht syscall nx rdtscp lm constant_tsc rep_good nopl pni ssse3 cx16 sse4_1 sse4_2 popcnt aes hypervisor lahf_lmbogomips: 4600.11clflush size: 64cache_alignment: 64address sizes: 46 bits physical, 48 bits virtualpower management:Memory: 4k page, physical 4046788k(1792160k free), swap 0k(0k free)vm_info: Java HotSpot(TM) 64-Bit Server VM (24.79-b02) for linux-amd64 JRE (1.7.0_79-b15), built on Apr 10 2015 11:34:48 by "java_re" with gcc 4.3.0 20080428 (Red Hat 4.3.0-8)time: Fri Jun  3 10:36:47 2016elapsed time: 0 seconds

今天线上 报出这个错误 ,tomcat down 掉无法重启 查看  catalina.sh 发现配置不合理

JAVA_OPTS="-Xms4096m -Xmx4096m -Xss102400K -XX:PermSize=1024m -XX:MaxPermSize=2048m"

我们服务器降级过 目前内存4g  

JAVA_OPTS="-Xms3072m -Xmx3072m -Xss1024K -XX:PermSize=128m -XX:MaxPermSize=256m"

问题解决

另外 这个问题也可能是程序自身内存溢出导致