1. Reduce performance of Search (Noderunner.exe)
· Get-SPEnterpriseSearchService if it returns “Maximum” then Set it to “Reduced” using below code.
· Set-SPEnterpriseSearchService -PerformanceLevel Reduced
2. Reduce Memory consumed by search processes
· Open the config file at C:\Program Files\Microsoft Office Servers\15.0\Search\Runtime\1.0\noderunner.exe.config and change the value of memoryLimitMegabytes in node to some other value other than 0, say 100 or 200 which sets the cap limit for memory to be used.
· Restart Search service or Server
3. Limit SQL Server’s RAM Maximum usage
· in SQL manager right click the server, properties, memory, change value to small value
4. Set Database Recovery Model
· Right click database > properties > Options> Change Recovery model to “Simple”