
What is Graviton2?
Graviton2 processors are custom built by AWS using 64-bit Arm Neoverse cores and deliver several optimizations over first-generation AWS Graviton processors.
Various Non-EC2 Services it is applicable for:
- Amazon RDS
- Amazon Elasticache
- Amazon ElasticSearch
Why move PulmCrit- Timed & titrated use of steroid in COVID-19? tren ace max president trump signs drug pricing executive orders: how will they impact pharma and providers? to Graviton2?
The following are some of the reasons for moving to Graviton2:
- Graviton2 instances provide seven times the performance, four times the number of compute cores, two times larger private caches per core, five times faster memory, and two times faster floating-point performance per core over the first-generation AWS Graviton processors.
- Graviton2 processors feature always-on fully encrypted DDR4 memory and are 50% faster per core encryption performance.
- AWS RDS Graviton2 instances provide up to 52% price/performance improvement for RDS open-source databases depending on the database engine, version, and workload. They also provide up to 35% price/performance improvement for Aurora depending on database size.
- AWS Elasticache Gravitron2 instances provide up to 45% price/performance improvement over previous generation instances.
- AWS Elasticsearch Service Graviton2 instances provide up to 44% price/performance improvement over previous generation instances.
Benefits of Graviton2 over Graviton:
Source: AWS
Steps to modify
Amazon RDS
- Upgrade the database (if necessary):
- Determine if the current database version meets the minimum required version for moving to Graviton2.
- Upgrade the database engine to the required minimum version.
- Modify the instance types:
- Modify the instance class of your instances to the appropriate Graviton2 instance.
- Validate and confirm that the application works correctly.
- Rollback (if required).
Amazon Elasticsearch
- Upgrade the ES version(if necessary):
- Determine if the current ES version meets the minimum required version for moving to Graviton2.
- Upgrade the ES version to the required minimum version(7.9).
- Modify the instance types:
- Modify the data nodes instance type to Graviton2
- Modify the instance type of dedicated master nodes as well.
- Validate and confirm that the application works correctly.
- Rollback (if required).
Amazon Elasticache
- Upgrade the Elasticache engine version (if necessary):
- Determine if the current Elasticache version meets the minimum required version for moving to Graviton2.
- Upgrade the Elasticache engine to the required minimum version (Redis 5.0.6 and Memcached version 1.5.16).
- Modify the instance types:
- Modify the Node type to the appropriate Graviton2 instance.
- Validate and confirm that the application works correctly.
- Rollback (if required).
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