Hi Sandeep,
Enterprise manager metric data storage is based on smartstor settings. The data storage properties should be similar to below. It has three tiers. The first tier will store data for 7 days in 15 seconds resolution. Post 7 days, data will be moved to 23 days in tier 2 to store in 60 seconds resolution. After this, data will be saved for 335 days in 900 seconds resolution.
introscope.enterprisemanager.smartstor.tier1.frequency=15
introscope.enterprisemanager.smartstor.tier1.age=7
introscope.enterprisemanager.smartstor.tier2.frequency=60
introscope.enterprisemanager.smartstor.tier2.age=23
introscope.enterprisemanager.smartstor.tier3.frequency=900
introscope.enterprisemanager.smartstor.tier3.age=335
This configuration is available in IntroscopeEnterpriseManager.properties file. You can modify the retention settings based on your requirements.
Thanks,
Karthik