View a markdown version of this page

table-index-cache-concurrency-limit - Amazon Timestream
Services or capabilities described in Amazon Web Services documentation might vary by Region. To see the differences applicable to the China Regions, see Getting Started with Amazon Web Services in China (PDF).

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.

table-index-cache-concurrency-limit

Parameter Details
Default20
Allowed ValuesInteger: 1 – 100
CategoryTable Index Cache

Detailed Explanation:

Limits the number of concurrent operations that can access the table index cache simultaneously. Acts as a concurrency semaphore to prevent cache contention under high query load.

Recommendations by Instance Size:

Instance Size Recommendations
Instance TypevCPUsRecommended Value
db.influx.medium18–16
db.influx.large216–20
db.influx.xlarge420
db.influx.2xlarge820–24
db.influx.4xlarge1624–32
db.influx.8xlarge3232–48
db.influx.12xlarge+48+48–100