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DevOps & observability · #bazel
A step‑by‑step architecture note for adding a read‑write remote Bazel cache to CI, covering requirements, minimal design, trust boundaries, ops checks, failure modes, and when to evolve the design.
Learn how to diagnose and fix Bazel cache misses caused by absolute path leakage, non-deterministic rules, and toolchain discrepancies using execution logs and Skyframe dumps.
Learn how to set up Bazel’s remote cache and execution on a private build farm, define trust boundaries, and handle cache poisoning, latency, and toolchain consistency.
Learn how Bzlmod replaces WORKSPACE with declarative, version‑locked dependencies and see a concrete polyglot example that shows setup, verification, and the trade‑offs involved.
Bazel's remote cache skips re-executing work by keying action outputs on content digests. It's a flag-level change with big upside — if your build is hermetic enough to hit it.
Learn how to enable Bazel remote caching in CI to reuse compiled outputs, cut build times, and automatically fall back to local execution when the cache is unavailable.
Learn how to set up Bazel remote caching with bazel-remote, configure .bazelrc for team‑wide sharing, verify hits, and avoid cache‑poisoning risks.
Bazel CI acceleration requires balancing test output filtering, tag-based targeting, and sharding. This article explains three essential flags, concrete command patterns, verification steps, and common pitfalls to avoid.
A diagnostic workflow for Bazel 'Sandboxed execution failed' errors on Linux and macOS: match the error text to a cause, inspect declared inputs with aquery, apply targeted fixes, and know when to escalate.