RAM for a Node.js App Server
Nginx in front of two Node.js processes. That needs about 0.63 GB; a 1 GB plan leaves room to spare. Adjust it below.
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Operating System
Web Server
Choose a plan with
Estimated use 0.63 GB, plus 25% headroom
Where It Goes
Linux300 MB
Nginx50 MB
Node.js (2 processes)300 MB
VPS RAM Calculator
Memory for Node.js App
Linux300 MB
Nginx50 MB
Node.js (2 processes)300 MB
Plan to Choose1 GB
Nginx in front of two Node.js processes.
Figures are typical; check real use with free -h and htop after a week of normal traffic, and resize if the server swaps.
Questions
How much RAM does a node.js app server need?
About 0.63 GB for the set-up described; choose 1 GB to leave headroom.
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