Enable shared worker pool by default

errors/static-page-generation-timeout.md

@@ -11,7 +11,7 @@ When restarted it will retry all uncompleted jobs, but if a job was unsuccessful
 - Make sure that there is no infinite loop during execution.
 - Make sure all Promises in `getStaticPaths`/`getStaticProps` `resolve` or `reject` correctly.
 - Avoid very long timeouts for network requests.
-- Increase the timeout by changing the `experimental.staticPageGenerationTimeout` configuration option (default `60` in seconds).
+- Increase the timeout by changing the `staticPageGenerationTimeout` configuration option (default `60` in seconds).
 
 ### Useful Links
 

packages/next/build/index.ts

@@ -680,7 +680,7 @@ export default async function build(
       await promises.readFile(buildManifestPath, 'utf8')
     ) as BuildManifest
 
-    const timeout = config.experimental.staticPageGenerationTimeout || 0
+    const timeout = config.staticPageGenerationTimeout || 0
     const sharedPool = config.experimental.sharedPool || false
     const staticWorker = sharedPool
       ? require.resolve('./worker')

packages/next/export/index.ts

@@ -520,7 +520,7 @@ export default async function exportApp(
         )
     }
 
-    const timeout = configuration?.experimental.staticPageGenerationTimeout || 0
+    const timeout = configuration?.staticPageGenerationTimeout || 0
     let infoPrinted = false
     let exportPage: typeof import('./worker').default
     let endWorker: () => Promise<void>

packages/next/server/config-shared.ts

@@ -114,6 +114,7 @@ export type NextConfig = { [key: string]: any } & {
     webpack5?: false
     strictPostcssConfiguration?: boolean
   }
+  staticPageGenerationTimeout?: number
   crossOrigin?: false | 'anonymous' | 'use-credentials'
   experimental?: {
     swcMinify?: boolean
@@ -141,7 +142,6 @@ export type NextConfig = { [key: string]: any } & {
     gzipSize?: boolean
     craCompat?: boolean
     esmExternals?: boolean | 'loose'
-    staticPageGenerationTimeout?: number
     isrMemoryCacheSize?: number
     outputFileTracing?: boolean
     concurrentFeatures?: boolean
@@ -198,6 +198,7 @@ export const defaultConfig: NextConfig = {
   httpAgentOptions: {
     keepAlive: true,
   },
+  staticPageGenerationTimeout: 60,
   experimental: {
     swcLoader: false,
     swcMinify: false,
@@ -206,7 +207,7 @@ export const defaultConfig: NextConfig = {
       (Number(process.env.CIRCLE_NODE_TOTAL) ||
         (os.cpus() || { length: 1 }).length) - 1
     ),
-    sharedPool: false,
+    sharedPool: true,
     plugins: false,
     profiling: false,
     isrFlushToDisk: true,
@@ -221,7 +222,6 @@ export const defaultConfig: NextConfig = {
     gzipSize: true,
     craCompat: false,
     esmExternals: true,
-    staticPageGenerationTimeout: 60,
     // default to 50MB limit
     isrMemoryCacheSize: 50 * 1024 * 1024,
     outputFileTracing: false,