Java
Java Thread-Pool Capacity: Keeping Backpressure Under Control
Use worker, queue, and rejection limits to control how bursts turn into latency and memory pressure, then validate overload behavior.
Java
Runtime engineering: bounded concurrency, memory diagnostics and resilient calls.
Concurrency / JVM / Timeouts.
Java
JVM Diagnostics: Separate CPU, Waiting, and Memory Before Tuning
Build an evidence chain from service symptoms to threads, JFR, garbage collection, and native memory in Java 17.
Java
Java Async Calls: Timeouts, Cancellation, and Retries Are Separate Decisions
Separate CompletableFuture completion from the underlying request lifecycle, then constrain retries with deadlines, idempotency, and explicit budgets.