某局点 S12504 主控板异常failed

不涉及

        2框1槽主控板failed，主控板指示灯正常。热插拔恢复，需要确认failed的原因。

1、查看log

%@1116900#Mar 21 12:24:56:152 2020 B_ZZA02_SOT_DS11 DEVM/1/BOARD STATE CHANGES TO FAILURE:

 Trap 1.3.6.1.4.1.25506.8.35.12.1.10<hh3cBoardFailure>: chassisIndex is 2, slotIndex 2.1

%@1116901%Mar 21 12:24:56:152 2020 B_ZZA02_SOT_DS11 DEVM/2/BOARD_STATE_FAULT: Board state changes to FAULT on Chassis 2 Slot 1, type is LST1MRPNC1.

%@1116902%Mar 21 12:24:56:153 2020 B_ZZA02_SOT_DS11 HA/5/HA_SLAVE_REMOVED: Slave board in chassis 2 slot 1 is removed.

%@1116948#Mar 21 12:53:22:757 2020 B_ZZA02_SOT_DS11 DEVM/1/BOARD REMOVED:

 Trap 1.3.6.1.4.1.25506.8.35.12.1.8<hh3cBoardRemoved>: chassisIndex is 2, slotIndex 2.1

%@1116949%Mar 21 12:53:22:758 2020 B_ZZA02_SOT_DS11 DEVM/3/BOARD_REMOVED: Board is removed from Chassis 2 Slot 1, type is LST1MRPNC1.

%@1116950%Mar 21 12:53:22:758 2020 B_ZZA02_SOT_DS11 HA/5/HA_SLAVE_REMOVED: Slave board in chassis 2 slot 1 is removed.

%@1116951#Mar 21 12:54:12:539 2020 B_ZZA02_SOT_DS11 DEVM/1/BOARD INSERTED:

 Trap 1.3.6.1.4.1.25506.8.35.12.1.9<hh3cBoardInserted>: chassisIndex is 2, slotIndex 2.1

%@1116952%Mar 21 12:54:12:539 2020 B_ZZA02_SOT_DS11 DEVM/2/BOARD_STATE_FAULT: Board state changes to FAULT on Chassis 2 Slot 1, type is unknown.

%@1116972#Mar 21 12:56:45:955 2020 B_ZZA02_SOT_DS11 DEVM/1/BOARD STATE CHANGES TO NORMAL:

 Trap 1.3.6.1.4.1.25506.8.35.12.1.11<hh3cBoardNormal>: chassisIndex is 2, slotIndex 2.1

%@1116973%Mar 21 12:56:45:956 2020 B_ZZA02_SOT_DS11 DEVM/5/BOARD_STATE_NORMAL: Board state changes to NORMAL on Chassis 2 Slot 1, type is LST1MRPNC1.

%@1116974%Mar 21 12:56:45:986 2020 B_ZZA02_SOT_DS11 DEVM/4/BOARD_LOADING: -Chassis=2-Slot=1; Board is loading file on Chassis 2 Slot 1.

%@1116975%Mar 21 12:56:45:986 2020 B_ZZA02_SOT_DS11 DEVM/5/LOAD_FINISHED: -Chassis=2-Slot=1; Board has finished loading file on Chassis 2 Slot 1.

%@1116976%Mar 21 12:57:22:165 2020 B_ZZA02_SOT_DS11 HA/5/HA_BATCHBACKUP_STARTED: Batch backup(s) of slave board(s) in chassis 2 slot 1 started.

%@1116977%Mar 21 12:58:20:960 2020 B_ZZA02_SOT_DS11 HA/5/HA_BATCHBACKUP_FINISHED: Batch backup of slave board in chassis 2 slot 1 is finished.

2、故障时间点，diagfile没有异常日志。根据板事件信息记录，应该是2框1槽位单板晶振故障导致

%@1116900#Mar 21 12:24:56:152 2020 B_ZZA02_SOT_DS11 DEVM/1/BOARD STATE CHANGES TO FAILURE:

 Trap 1.3.6.1.4.1.25506.8.35.12.1.10<hh3cBoardFailure>: chassisIndex is 2, slotIndex 2.1

%@1116901%Mar 21 12:24:56:152 2020 B_ZZA02_SOT_DS11 DEVM/2/BOARD_STATE_FAULT: Board state changes to FAULT on Chassis 2 Slot 1, type is LST1MRPNC1.

%@1116902%Mar 21 12:24:56:153 2020 B_ZZA02_SOT_DS11 HA/5/HA_SLAVE_REMOVED: Slave board in chassis 2 slot 1 is removed.

2槽位1槽位单板上 1.8M 时钟短暂停振， 导致2框1槽位单板停止输出在位信号。主用主控板认为1槽位不在位了，报了remove。

1 秒后重新振荡， 状态恢复。但是主用主控板上的软件状态已经变成 fault。所以一直显示fault。

===============Display devd board event of Slot 29===============

30   Exist Exist   ->Absent   53b0213  2020/03/21 12:53:16:367

30   Exist Absent  ->Exist    53afb81  2020/03/21 12:24:56:335

30   Reg   CfgOver ->NotReg   53afb80  2020/03/21 12:24:55:338

30   Exist Exist   ->Absent   53afb7f  2020/03/21 12:24:55:330

建议更换单板，返回维修

单板故障，返回维修。