@startuml agent "Incoming requests" as http interface "load balancing" as lb rectangle "Node.js process 1" { agent "Main thread" as main1 agent "Worker thread 1" as w1 agent "Worker thread 2" as w2 } rectangle "Node.js process 2" { agent "Main thread" as main2 agent "Worker thread 3" as w3 agent "Worker thread 4" as w4 } http --> lb : http lb --> main1 lb --> main2 main1 .. w1 main1 .. w2 main2 .. w3 main2 .. w4 @enduml Submit amiga aws-orange black-knight bluegray blueprint cerulean-outline cerulean crt-amber crt-green cyborg-outline cyborg hacker lightgray mars materia-outline materia metal mimeograph minty plain reddress-darkblue reddress-darkgreen reddress-darkorange reddress-darkred reddress-lightblue reddress-lightgreen reddress-lightorange reddress-lightred sandstone silver sketchy-outline sketchy spacelab spacelab-white superhero-outline superhero toy united vibrant       🎉 Discover the future PlantUML Web Editor! 🚀  PNG  SVG  ASCII Art