This documentation page describes the specific resources available for your use in Cloud Platform Node.js application environments, and the current limitations of the environment types. For information about software resources included with Cloud Platform environments, and resources included with other related features, see Additional stack information.
Node.js applications have three sizes: Small, Medium, and Large. Each application size has a corresponding production environment and a Small development environment. The environment sizes have the following limits:
Feature | Development - Small | Production - Small | Production - Medium | Production - Large |
---|---|---|---|---|
Max number of processes | 4 | 4 | 8 | 12 |
Max RAM per process (GB) | 1.4 (7.5 total) | 1.4 (7.5 total) | 1.4 (15 total) | 1.4 (22.5 total) |
Each environment in a Node.js application includes the following components:
Component | Version |
---|---|
Web server OS | Ubuntu 16.04 |
Load balancer | Nginx 1.12.1 |
Node.js | 14, 16, 18 (With latest security updates) |
Note
To request a version of Node.js for your environment other than the default, contact Acquia support.
Also included are the following items:
Node.js environments in Cloud Platform have the following limitations:
process.env.PORT
, which is set by Acquia and cannot be overridden. You
can, however, use websockets to
handle multiple concurrent connections.nginx.config
files.stdout
and stderr
log formats.
The application manages and controls such formats.