系统运行过程中关键进程（ibm mq）被oom killer杀掉，导致mq无法正常工作，请帮忙分析一下是什么程序导致的。附系统/var/log/messages中出错时日志如下毕业论文 ：
Feb 10 14:30:03 linux-gj2r syslog-ng[3766]: new configuration initialized
Feb 10 14:32:40 linux-gj2r syslog-ng[3766]: Changing permissions on special file /dev/xconsole
Feb 10 14:32:40 linux-gj2r syslog-ng[3766]: Changing permissions on special file /dev/tty10
Feb 17 14:40:33 linux-gj2r kernel: oom-killer: gfp_mask=0xd0, order=0
Feb 17 14:40:33 linux-gj2r kernel: oom-killer: gfp_mask=0xd0, order=0
Feb 17 14:40:33 linux-gj2r kernel: oom-killer: gfp_mask=0xd0, order=0
Feb 17 14:40:33 linux-gj2r kernel: oom-killer: gfp_mask=0xd0, order=0
Feb 17 14:40:33 linux-gj2r kernel: oom-killer: gfp_mask=0xd0, order=0
Feb 17 14:40:33 linux-gj2r kernel: [<c014b70e>] [<c014b70e>] oom-killer: gfp_mask=0xd0, order=0
Feb 17 14:40:33 linux-gj2r kernel: [<c014b70e>] [<c014b70e>] out_of_memory+0x48/0x16aout_of_memory+0x48/0x16a
Feb 17 14:40:33 linux-gj2r kernel:
Feb 17 14:40:33 linux-gj2r kernel: [<c014ce1f>] [<c014ce1f>] __alloc_pages+0x1f3/0x2a5
Feb 17 14:40:33 linux-gj2r kernel: __alloc_pages+0x1f3/0x2a5
Feb 17 14:40:33 linux-gj2r kernel: [<c014cef6>] [<c016115d>] __get_free_pages+0x25/0x31
Feb 17 14:40:33 linux-gj2r kernel: cache_alloc_refill+0x282/0x45e
Feb 17 14:40:33 linux-gj2r kernel: [<c0160ed1>] [<c0174c1f>] kmem_cache_alloc+0x41/0x4b__pollwait+0x2d/0x95
Feb 17 14:40:33 linux-gj2r kernel:
Feb 17 14:40:33 linux-gj2r kernel: [<c011fdbc>] out_of_memory+0x48/0x16aoom-killer: gfp_mask=0xd0, order=0
Feb 17 14:40:33 linux-gj2r kernel: out_of_memory+0x48/0x16adup_fd+0x1e/0x2ea
Feb 17 14:40:33 linux-gj2r kernel: [<c0270ac2>] tcp_poll+0x19/0x114
Feb 17 14:40:33 linux-gj2r kernel: [<c01070cb>] [<c0245403>] do_gettimeofday+0x1a/0x9e
Feb 17 14:40:33 linux-gj2r kernel: sock_poll+0xc/0xe
Feb 17 14:40:33 linux-gj2r kernel: [<c01200cc>] copy_files+0x44/0x5b
Feb 17 14:40:33 linux-gj2r kernel: [<c017458f>] do_select+0x21c/0x3b8
Feb 17 14:40:33 linux-gj2r kernel: [<c0120750>] copy_process+0x487/0x1220
Feb 17 14:40:33 linux-gj2r kernel: [<c0174bf2>] __pollwait+0x0/0x95
Feb 17 14:40:33 linux-gj2r kernel: [<c01855c2>] inotify_d_instantiate+0x36/0x50
Feb 17 14:40:33 linux-gj2r kernel: [<c0174979>] core_sys_select+0x24e/0x26c
Feb 17 14:40:33 linux-gj2r kernel: [<c01217af>] [<c0174f1e>] do_fork+0x83/0x175
Feb 17 14:40:33 linux-gj2r kernel: sys_select+0x9f/0x181
Feb 17 14:40:33 linux-gj2r kernel: [<c0106f7d>] [<c0106f7d>] do_syscall_trace+0x123/0x169
Feb 17 14:40:33 linux-gj2r kernel: do_syscall_trace+0x123/0x169
Feb 17 14:40:33 linux-gj2r kernel: [<c01022c8>] [<c0103d09>] sys_clone+0x28/0x2d
Feb 17 14:40:33 linux-gj2r kernel: syscall_call+0x7/0xb
Feb 17 14:40:33 linux-gj2r kernel: Mem-info:
Feb 17 14:40:33 linux-gj2r kernel: [<c0103d09>] DMA per-cpu:syscall_call+0x7/0xb
Feb 17 14:40:33 linux-gj2r kernel:
Feb 17 14:40:33 linux-gj2r kernel: Mem-info:
内存不够了？系统貌似会随意选择一个程序作为牺牲者