For similar capabilities to Amazon Timestream for LiveAnalytics, consider Amazon Timestream for InfluxDB. It offers simplified data ingestion and single-digit millisecond query response times for real-time analytics. Learn more [here](https://docs.amazonaws.cn/timestream/latest/developerguide/timestream-for-influxdb.html).

# `gen1-lookback-duration`
<a name="gen1-lookback-duration"></a>


**Parameter Details**  

|  |  | 
| --- |--- |
| Default | 1 month | 
| Allowed Values | Duration | 
| Category | Data Lifecycle | 

**Note**  
Leave at the default value (1 month) in almost all cases. Setting it to a small value can cause the cluster to not initialize with the correct historical state. Only increase this value (never decrease).

**Detailed Explanation:**

Defines how far back the system looks to correctly place data into the appropriate Gen1 time partition and to reconstruct the correct historical state during initialization.

**Recommendation:** Leave at 1 month (default) for all deployments.