Intel Manager for Lustre
Intel Manager for Lustre is a set of simple but powerful management and monitoring tools that provide a unified, consistent view of Lustre. It simplifies the installation, configuration, monitoring, and overall management of Lustre.
It features realtime monitoring of alerts and metrics through rich visualizations, and a programmable API.
In it's 4.0 release, IML has moved to be Free and open-source software.
In upcoming releases, IML will further expose it's low-level functionality, such as a daemon that emits block device and ZFS info as it occurs in realtime.