Architecture of the 2GIS Reference API
summary
Describes the architecture and operational tooling behind 2GIS’s Reference API: a Yii-based PHP stack with PostgreSQL, Sphinx, and C++ daemons for multi-criteria search; deployment across Novosibirsk, Moscow and Amsterdam using Phing and Chef; monitoring via Zabbix API, Pinba (with a method-profiling tool) and Graylog; and caching with Nginx+Lua, Redis, APC plus sharding and invalidation strategies. Also explains their release and data-update process that enables weekly releases and daily city-wide data refreshes.
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