Alarms flapping for analytics1029 due to WriteBack policy of the Raid controller switching to WriteThrough.
elukey@analytics1029:~$ sudo megacli -AdpBbuCmd -a0 BBU status for Adapter: 0 BatteryType: BBU Battery State: Unknown Battery backup charge time : 0 hours BBU Capacity Info for Adapter: 0 Relative State of Charge: 14 % Absolute State of charge: 0 % Remaining Capacity: 81 mAh Full Charge Capacity: 584 mAh Run time to empty: Battery is not being charged. Average time to empty: 6 Min. Estimated Time to full recharge: Battery is not being charged. Cycle Count: 5 Max Error = 0 % Remaining Capacity Alarm = 0 mAh Remining Time Alarm = 0 Min BBU Design Info for Adapter: 0 Date of Manufacture: 07/18, 2011 Design Capacity: 90 mAh Design Voltage: 0 mV Specification Info: 0 Serial Number: 0 Pack Stat Configuration: 0x0000 Manufacture Name: Firmware Version : 0148 03 Device Name: Device Chemistry: Battery FRU: N/A Module Version = 0148 03 Transparent Learn = 1 App Data = 1 BBU Properties for Adapter: 0 Auto Learn Period: 90 Days Next Learn time: None Learn Delay Interval:0 Hours Auto-Learn Mode: Disabled Exit Code: 0x00