I have SQL server 2014 with resources 90G of RAM for the whole database engine, engine contain around 15 database instance, I want to make databases X to have at max 5G of RAM while other databases still share resources. please advise how to make it if its applicable .
How to Limit SQL Server Database Resources in SQL Server 2014
sql serversql server 2014
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Best Answer
Since you are using Developer Edition (and is cheap as compared Standard or Enterprise), you are better off installing another instance with 5GB Max Memory. Put the databases that you need less memory on this instance.
The rest of databases you can put on the instance with more memory.
Read up Tibor's blog post on Restricting memory using Resource Governor which references the link that @shanky referenced.
Read up on : Performance issues from wasted buffer pool memory from Paul Randal.