Six common React Server Component performance mistakes in Next.js App Router are examined, each with code examples and fixes. The pitfalls include: blocking top-level awaits that prevent streaming, over-fetching data across the server-client boundary, placing 'use client' too high in the component tree, missing Suspense
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Mistake #1: Blocking the shell with top-level awaitsMistake #2: Passing large data structures across the server-client boundaryOver 200k developers use LogRocket to create better digital experiencesMistake #3: Over-hydrating UI by overusing “use client”Mistake #4: Blocking streaming by treating all data as criticalMistake #5: Treating server components as static templatesMistake #6: Incorrect async boundaries in layoutsTooling and DX: Why teams miss these problemsConclusionGet set up with LogRocket's modern React error tracking in minutes:Sort: