HPUX 无法启动 卡在EVN_MC_INITIATED

机器为HP BL860CG7  由于业务需要重新启动了一次，后来就起不来了。MP报错如下：

Log Entry 2511: 24 Dec 2015 02:47:45Alert Level 7: FatalKeyword: MC_INITIATEDMachine Check initiatedLogged by: System Firmware   located in  bay 4,socket 0,cpu 3,thread 0  Data: Major change in system state - HPMC or MCAF48C00980DE11386 000000000000000BLog Entry 2490: 24 Dec 2015 02:47:44Alert Level 7: FatalKeyword: MC_INITIATEDMachine Check initiatedLogged by: System Firmware   located in  bay 4,socket 0,cpu 2,thread 1  Data: Major change in system state - HPMC or MCAF48C00980BE1135C 000000000000000BSL:hpiLO (+,-,<CR>,D,F,L,J,H,K,T,A,U,?,Q or Ctrl-B to Quit)->Log Entry 2489: 24 Dec 2015 02:47:44Alert Level 7: FatalKeyword: MC_INITIATEDMachine Check initiatedLogged by: System Firmware   located in  bay 4,socket 0,cpu 2,thread 0  Data: Major change in system state - HPMC or MCAF48C009809E1135A 000000000000000BLog Entry 2488: 24 Dec 2015 02:47:44Alert Level 7: FatalKeyword: MC_INITIATEDMachine Check initiatedLogged by: System Firmware   located in  bay 4,socket 0,cpu 0,thread 1  Data: Major change in system state - HPMC or MCAF48C009803E11358 000000000000000BSL:hpiLO (+,-,<CR>,D,F,L,J,H,K,T,A,U,?,Q or Ctrl-B to Quit)->Log Entry 2487: 24 Dec 2015 02:47:44Alert Level 7: FatalKeyword: MC_INITIATEDMachine Check initiatedLogged by: System Firmware   located in  bay 4,socket 0,cpu 0,thread 0  Data: Major change in system state - HPMC or MCAF48C009801E11356 000000000000000BLog Entry 2486: 24 Dec 2015 02:47:44Alert Level 7: FatalKeyword: MC_INITIATEDMachine Check initiatedLogged by: System Firmware   located in  bay 4,socket 0,cpu 1,thread 1  Data: Major change in system state - HPMC or MCAF48C009807E11354 000000000000000BSL:hpiLO (+,-,<CR>,D,F,L,J,H,K,T,A,U,?,Q or Ctrl-B to Quit)->Log Entry 2485: 24 Dec 2015 02:47:44Alert Level 7: FatalKeyword: MC_INITIATEDMachine Check initiatedLogged by: System Firmware   located in  bay 4,socket 0,cpu 1,thread 0  Data: Major change in system state - HPMC or MCAF48C009805E11352 000000000000000BLog Entry 2465: 24 Dec 2015 02:46:54Alert Level 3: WarningKeyword: OS_MCA_NOT_REGISTEREDOS MCA address not registeredLogged by: System Firmware   located in  bay 4,socket 0,cpu 1,thread 0  Data: Implementation dependent data field768C010705E1132A 0000000000000000SL:hpiLO (+,-,<CR>,D,F,L,J,H,K,T,A,U,?,Q or Ctrl-B to Quit)->Log Entry 2464: 24 Dec 2015 02:46:53Alert Level 3: WarningKeyword: OS_MCA_NOT_REGISTEREDOS MCA address not registeredLogged by: System Firmware   located in  bay 4,socket 0,cpu 3,thread 1  Data: Implementation dependent data field768C01070FE11328 0000000000000000Log Entry 2463: 24 Dec 2015 02:46:53Alert Level 3: WarningKeyword: OS_MCA_NOT_REGISTEREDOS MCA address not registeredLogged by: System Firmware   located in  bay 4,socket 0,cpu 3,thread 0  Data: Implementation dependent data field768C01070DE11326 0000000000000000

怀疑可能是内存或者CPU有问题了。后来经过排除为内存故障。拆下故障内存，系统启动正常。