A client project is getting a massive momentum, I need to prepare the nodejs infrastructure for this weekend

Hello,First off, I am by no means an infrastructure or devops guys, I'm a senior nodejs freelance, so some of this is new to meThis is the current infrastructureA nginx reverse proxy in front of the nodejs API VPSA 24 vCPU, 128 GB VPSA 64GB, 8vCPU databaseI am using PM2 to start a nodejs instance on each vCPU, so we have 24 instances of the API running behind the pm2 load balancerWe're expecting around 50M-70M requests for next sunday, with most requests received around 9pm, we are expecting around 90k concurrent usersWe are not using sockets, only HTTP requests (GET, POST, PUT)I am looking for infrastructure tips to make sure that the API hold the trafficDo you have any advice or tips ?

Submitted December 02, 2019 at 03:12PM by OogieFrenchieBoogie