华为12708风扇狂转100%故障排除（cpu风扇转速多少正常吗）

华为12708风扇狂转100%故障排除（cpu风扇转速多少正常吗）

巡检机房发现华为12708 风扇狂转，登陆后台，有报警显示 xg2/0/8

#Jan  4 2021 06:54:56+08:00 HUAWEI-S12708-Master BASETRAP/3/OPTPWRABNORMAL: OID 1.3.6.1.4.1.2011.5.25.129.2.17.1 Optical module power is abnormal. (EntityPhysicalIndex=67748366, BaseTrapSeverity=5, BaseTrapProbableCause=67695, BaseTrapEventType=5, EntPhysicalContainedIn=67633161, EntPhysicalName="XGigabitEthernet2/0/8", RelativeResource="", ReasonDescription="Overlow sending power of fabric module, detail information is as follows: Now power is -50.0000000; Set lower threshold is 0.0000000; Default lower threshold is 0.0000000;")

不断UP DOWN

Jan  2 2021 06:12:58+08:00 HUAWEI-S12708-Master %%01IFPDT/4/IF_STATE(l)[81]:Interface XGigabitEthernet2/0/8 has turned into UP state. Jan  2 2021 06:12:54+08:00 HUAWEI-S12708-Master %%01IFPDT/4/IF_STATE(l)[82]:Interface XGigabitEthernet2/0/8 has turned into DOWN state. Jan  2 2021 06:12:54+08:00 HUAWEI-S12708-Master %%01IFPDT/4/IF_STATE(l)[83]:Interface XGigabitEthernet2/0/8 has turned into UP state. Jan  2 2021 06:12:52+08:00 HUAWEI-S12708-Master %%01IFPDT/4/IF_STATE(l)[84]:Interface XGigabitEthernet2/0/8 has turned into DOWN state. Jan  2 2021 06:12:51+08:00 HUAWEI-S12708-Master %%01IFPDT/4/IF_STATE(l)[85]:Interface XGigabitEthernet2/0/8 has turned into UP state. Jan  2 2021 06:06:18+08:00 HUAWEI-S12708-Master %%01IFPDT/4/IF_STATE(l)[86]:Interface XGigabitEthernet2/0/8 has turned into DOWN state. Jan  2 2021 06:06:18+08:00 HUAWEI-S12708-Master %%01IFPDT/4/IF_STATE(l)[87]:Interface XGigabitEthernet2/0/8 has turned into UP state. Jan  2 2021 06:06:17+08:00 HUAWEI-S12708-Master %%01IFPDT/4/IF_STATE(l)[88]:Interface XGigabitEthernet2/0/8 has turned into DOWN state. Jan  2 2021 06:06:14+08:00 HUAWEI-S12708-Master %%01IFPDT/4/IF_STATE(l)[89]:Interface XGigabitEthernet2/0/8 has turned into UP state. Jan  2 2021 06:06:13+08:00 HUAWEI-S12708-Master %%01IFPDT/4/IF_STATE(l)[90]:Interface XGigabitEthernet2/0/8 has turned into DOWN state.

dis fan

FanID   FanNum   Online   Register      Speed       Mode      Airflow -------------------------------------------------------------------------------      FAN1    [1-2]    Present  Registered    100%(8850)  AUTO      Side-to-Back                 1                                 8940                 2                                 8760      FAN2    [1-2]    Present  Registered    30% (2580)  AUTO      Side-to-Back                 1                                 2580                 2                                 2580      FAN3    [1-2]    Present  Registered    100%(9000)  AUTO      Side-to-Back                 1                                 9000                 2                                 9000      FAN4    [1-2]    Present  Registered    100%(9000)  AUTO      Side-to-Back                 1                                 9000                 2                                 9000

display  temperature all

dis trapbuffer

#Jan  4 2021 02:14:56+08:00 HUAWEI-S12708-Master BASETRAP/3/OPTPWRABNORMAL: OID 1.3.6.1.4.1.2011.5.25.129.2.17.1 Optical module power is abnormal. (EntityPhysicalIndex=67748366, BaseTrapSeverity=5, BaseTrapProbableCause=67695, BaseTrapEventType=5, EntPhysicalContainedIn=67633161, EntPhysicalName="XGigabitEthernet2/0/8", RelativeResource="", ReasonDescription="Overlow sending power of fabric module, detail information is as follows: Now power is -50.0000000; Set lower threshold is 0.0000000; Default lower threshold is 0.0000000;")

光模块 功率异常   拔掉后风扇恢复正常

解决方法：更换光模块

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