Master Android IPC: Services, AIDL, Intents, Broadcasts, Messenger, FileProvider

This guide explores Android's inter‑process communication options—running services in separate processes, defining AIDL interfaces, using explicit and implicit Intents, BroadcastReceiver, Messenger, FileProvider, and ContentProvider—detailing configuration, code examples, and when to choose each method for efficient, secure component interaction.

AIDLAndroidBroadcastReceiver

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Master Android IPC: Services, AIDL, Intents, Broadcasts, Messenger, FileProvider

Java High-Performance Architecture

Jul 12, 2018 · Databases

How Facebook Migrated Messenger Storage to MyRocks for Massive Cost and Latency Gains

Facebook upgraded Messenger’s storage by redesigning the schema, switching from HBase to the MyRocks MySQL engine, and moving to flash storage, achieving seamless migration without downtime, cutting storage use by 90%, reducing latency fiftyfold, and simplifying operations for billions of users.

FacebookMessengerMyRocks

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How Facebook Migrated Messenger Storage to MyRocks for Massive Cost and Latency Gains

Art of Distributed System Architecture Design

May 23, 2015 · Backend Development

Facebook Messenger New Sync Protocol: Push‑Based Snapshot and Incremental Updates with Iris Queue

Facebook Messenger switched from a pull‑based JSON over HTTPS model to a push‑based snapshot‑incremental architecture using MQTT, Thrift, and a dual‑pointer Iris queue backed by MySQL and flash storage, cutting non‑media payload by 40% and reducing send‑failure rates by roughly 20%.

Iris queueMQTTMessenger

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