Choosing an Erlang Supervisor Restart Strategy for Stateful Workers
Use one_for_one for independent stateful gen_servers, pair it with caller timeouts, and verify fresh state after a kill.
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Choosing Between ETS and Mnesia for Erlang State Management
A technical guide on choosing between ETS and Mnesia for Erlang state management, comparing performance, durability, and distribution with a hybrid implementation example.
erlangSeamless In‑Place OTP Application Upgrade with release_handler
Upgrade a running Erlang OTP node to a newer release without downtime using release_handler. Follow the step‑by‑step guide to prepare, execute, verify, and roll back if needed.
Diagnosing GenServer.call Timeouts and Mailbox Backpressure in Elixir
A diagnostic guide for Elixir GenServer synchronous timeouts, growing mailboxes, and cascading backpressure in supervised systems.
elixirWhen to Use one_for_one vs one_for_all in Erlang Supervisors
Match Erlang OTP restart strategies to your failure domain so a crashing worker does not restart unrelated services.
Managing Process State in Elixir with GenServer: Calls vs. Casts
Learn how to manage process state in Elixir using GenServer, including the critical technical differences between synchronous calls and asynchronous casts to avoid timeouts and mailbox overflows.
Implementing a Gen Server and Supervision Tree in Gleam with gleam_otp
Learn how to use gleam_otp to implement Erlang gen_server behaviours and supervision trees in Gleam, with concrete build and verification steps for the Erlang target.
gleamElixir Supervisor Restart Strategy Diagnostic Guide: Recognize, Check, Fix, Escalate
Frequent `:shutdown` messages and CPU spikes signal rapid child restarts; this guide shows how to diagnose and fix Supervisor restart strategy issues in Elixir.
Performing a Zero‑Downtime Hot Code Upgrade in Erlang/OTP with Release Handler
Learn how to update an Erlang/OTP application on a live node using release_handler, appup files, and OTP’s built‑in rollback. Follow a step‑by‑step guide, verify the upgrade, and recover if something goes wrong.