• Digital Services Platform which provides IoT Connectivity, Data Storage and Analytics to client Business Units to accelerate the development of Digital Services.
• It is based on Azure cloud services and the hot storage solution is based on MongoDB.
• The storage services are in production for more than 2 years.
• The DB size is around 11TB and the growth is 1TB per month.
The Mongo setup is: - Actual
- v3.2.13
- Windows VM
- 3 routers
- 3 config
- 2 shards with one primary and 2 secondaries for each
- Target
- v3.4
- Windows VM
- 3 routers
- 3 config
- 6 shards with one primary and 2 secondaries for each • Need a Mongo DBA to help us on the following tasks: - During build steps in sync with the data management team, review and confirm the mongo schema design, sharding strategy, indexing, and infrastructure choices, Windows vs Linux
- During run mode, deal with capacity planning, tune the infrastructure and Mongo DB, cover the backup and restore process with Ops Manager, cover the Disaster Recovery Plan, help during incident and problem management in production, performance issues |