refs #6053 cpus

jest.front.config.js

@@ -1,7 +1,9 @@
 // For a detailed explanation regarding each configuration property, visit:
 // https://jestjs.io/docs/en/configuration.html
 /* eslint max-len: ["error", { "code": 150 }]*/
+const cpus = require('os').cpus().length;
 
+const maxCpus = Math.floor(cpus / 5) - 1;
 module.exports = {
     name: 'front end',
     displayName: {
@@ -12,6 +14,7 @@ module.exports = {
     setupFilesAfterEnv: [
         './jest-front.js'
     ],
+    maxWorkers: maxCpus,
     testMatch: [
         '**/front/**/*.spec.js',
         '**/print/**/*.spec.js',