Administration Reference
UNIX ulimit Settings
Describes user resources limits (i.e. ulimit ) and introduces the
considerations and optimal configurations for systems that run
MongoDB deployments.
System Collections
Introduces the internal collections that MongoDB uses to track
per-database metadata, including indexes, collections, and
authentication credentials.
Database Profiler Output
Describes the data collected by MongoDB’s operation profiler, which
introspects operations and reports data for analysis on performance
and behavior.
Journaling Mechanics
Describes the internal operation of MongoDB’s journaling facility
and outlines how the journal allows MongoDB to provide provides
durability and crash resiliency.
Exit Codes and Statuses
Lists the unique codes returned by mongos and
mongod processes upon exit.