倒换GCLK出现KSW告警属正常

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1、SR2131470报告问题描述BSC11在9月14日下午13:28左右重启,14:20左右恢复.9月15日凌晨，对BSC11进行GCLK倒换的过程中,发现KSW报出[4]&[6]告警.怀疑提供时钟的MSI存在问题，将其更换后送至Motorola硬件研发部门进行分析。问题分析/调查过程1)9月15日凌晨现场处理的过程Ⅰ倒换GCLK之前没有KSW的[4]&[6]告警[15/09/0600:10:33]MMI-RAM0115->disp_act0ACTIVEALARMINFORMATIONFORLOCATION0

2、:DeviceAlarmClear(Subtype)CodeTypeTag(hex)Date/TimeDescription-------------------------------------------------------------------------MMS550016FMIC0000000109-14-2006SynchronizationLossOOS14:37:13TimerExpiredEstimatedrestoral-60.0secsMMS541016FMIC000000010

3、9-14-2006SynchronizationLossOOS14:37:08TimerExpiredEstimatedrestoral-60.0secsMMS540016FMIC0000000109-14-2006SynchronizationLossOOS14:37:08TimerExpiredEstimatedrestoral-60.0secsMMS30016FMIC0000000109-14-2006SynchronizationLossOOS14:37:14TimerExpiredEstimate

4、drestoral-60.0secsⅡ倒换主备GCLK成功[15/09/0600:18:36]MMI-RAM0115->swap0gclkGCLKswapmaycausealarmsonotherdevices.Theswapmaytakeapprox.10seconds.Areyousure(y=yes,n=no)?yCOMMANDACCEPTED[15/09/0600:19:45]MMI-RAM0115->!!state0gclk**DEVICESTATUSINFORMATIONFORLOCATION0

5、:OPERSTATES:D:DisabledE:EnabledB:Busy7/16/2021Page5of5湖北P11.2ADMINSTATES:L:LockedU:UnlockedE:EquippedS:ShutdownLastTransitionRelatedDeviceStateReasondd/mmhh:mm:ssFunction-----------------------------------------------------------------------GCLK000B-UGCLKP

6、haseLocked15/0900:18:51NoneGCLK100E-UGCLKPhaseLocked15/0900:18:51NoneⅢ倒换后报出KSW[4]&[6]告警[15/09/0600:20:18]MMI-RAM0115->!ddisp_act0ACTIVEALARMINFORMATIONFORLOCATION0:DeviceAlarmClear(Subtype)CodeTypeTag(hex)Date/TimeDescription-------------------------------

7、------------------------------------------MMS550016FMIC0000000109-14-2006SynchronizationLossOOS14:37:13TimerExpiredEstimatedrestoral-60.0secsMMS541016FMIC0000000109-14-2006SynchronizationLossOOS14:37:08TimerExpiredEstimatedrestoral-60.0secsMMS540016FMIC000

8、0000109-14-2006SynchronizationLossOOS14:37:08TimerExpiredEstimatedrestoral-60.0secsMMS30016FMIC0000000109-14-2006SynchronizationLossOOS14:37:14TimerExpiredEstimatedrestoral-60.0secsKSW3106FMICUntagged09-15-20