Percona Server for MongoDB is an enhanced, open source, and highly-scalable database that is a fully-compatible, drop-in replacement for MongoDB 3.4 Community Edition. It supports MongoDB 3.4 protocols and drivers.
Percona Server for MongoDB extends MongoDB Community Edition functionality by including the Percona Memory Engine and MongoRocks storage engine, as well as several enterprise-grade features. It requires no changes to MongoDB applications or code.
This release is based on MongoDB 3.4.15 and does not include any additional changes.
The Percona Server for MongoDB 3.4.15-2.13 release notes are available in the official documentation.