Getting Heartbeat failure Alerts for Unix Agents

Cause

Unix non-Privileged account didn't have the Unix account 

Resolution

1) Verified the configuration and collected the issue related information
2) Found that KB 2585542 is installed on RMS that breaks the WINRM communication 
3) Also found the registry workaround has been followed as per KB 2643584

Check the default data set retention date setting in DW.

USE OperationsManagerDW

SELECT DataSetDefaultName,
AggregationTypeId,
MaxDataAgeDays
FROM StandardDatasetAggregation sda
INNER JOIN dataset ds on ds.datasetid = sda.datasetid
ORDER BY DataSetDefaultName

SCCM versions

	RTM	CU1	CU2	CU3	CU4	CU5
CM07 SP2	4.0.6487.2000
CM12 RTM	5.0.7711.0000	5.0.7711.0200	5.0.7711.301
CM12 SP1	5.0.7804.1000	5.0.7804.1202	5.0.7804.1300	5.0.7804.1400	5.0.7804.1500	5.0.7804.1600
CM12 R2	5.0.7958.1000	5.0.7958.1203	5.0.7958.1303	5.0.7958.1401	5.0.7958.1501	5.0.7958.1604
CM12 SP2/R2 SP1	5.0.8239.1000	5.0.8239.1203
CM16
CU KBs
CM12 RTM		KB2717295	KB2780664
CM12 SP1		KB2817245	KB2854009	KB2882125	KB2922875	KB2978017
CM12 R2		KB2938441	KB2970177	KB2994331	KB3026739	KB3054451
CM12 SP2/R2 SP1		KB3074857