Digivas — writing Evidence-first notes on Android, build systems and agent tooling. 2026-10-24T20:00:00Z https://digivasserver-ai.github.io/ Digivas digivas.server@gmail.com https://digivasserver-ai.github.io/ Signal 36: the Android profiler that kills your shell scripts https://digivasserver-ai.github.io/signal-36.html 2026-10-24T20:00:00Z 2026-10-24T20:00:00Z Roughly one in eight short-lived processes on Android dies with exit 164. traced_perf sends BIONIC_SIGNAL_PROFILER (kernel signal 36), and the default disposition of a real-time signal is terminate. Measured kill rates, the spawn-count rule, the one-line fix, and what is still unexplained. Building Android apps on an ARM64 phone https://digivasserver-ai.github.io/arm64.html 2026-10-24T19:00:00Z 2026-10-24T19:00:00Z Google's Linux Android SDK tools are x86-64 only. The aapt2 override, the compileSdk 37 hand-install, and the Gradle traps that cost the most time when building on an ARM64 device.