The Enterprise Volume Managment System Project has released v1.0.0 of their storage management system. The GPL'd code is developed by IBM, and is compatible with both stable kernel 2.4.17 and development kernel 2.5.3. Find more information on their docs page, and in the latest release notes.

"The Enterprise Volume Management System ( EVMS ) Project has the goal of providing unparalleled flexibility and extensibility in managing storage. It represents a new approach to logical volume management, as the architecture introduces a plug-in model that allows for easy expansion or customization of various levels of volume management."

From: Kevin Corry
Cc: linux-kernel-mailing-list
Subject: [ANNOUNCE] EVMS Release 1.0.0
Date: Thu, 28 Mar 2002 18:16:24 -0600

The EVMS team is announcing the first full release of the Enterprise Volume
Management System. Package 1.0.0 is now available for download at the project
web site:
http://www.sf.net/projects/evms

Highlights for version 1.0.0:

v1.0.0 - 3/28/02
- Core Kernel
- Support for /proc.
- New directory /proc/evms/.
- File entries: volumes, info, plugins
- Sysctl entry: /proc/sys/dev/evms/evms_info_level can be used to
query and set the EVMS kernel messaging level.
- GUI
- Option panel fixes.
- New columns in most panels: Read-only and Corrupt.
- Default engine logging level changed from "everything" to "default".
- Check for minimum required engine API version.
- Text-Mode UI
- Added "F5=Commit" to menu to allow saving changes without exiting.
- Screen refresh fixes.
- Default engine logging level changed from "everything" to "default".
- Check for minimum required engine API version.
- Command Line
- On-line help cleanup.
- New Plugin: s390 Segment Manager
- Recognizes existing CDL, LDL, and CMS partitions.
- Can build on top of these partitions in the engine, but
cannot yet create new s390 partitions.
- MD Plugin
- Added proc entry: /proc/evms/mdstat
- Added sysctl entries: /proc/sys/dev/evms/md/speed_limit_[min|max] for
controlling the speed of RAID-1 and RAID-5 sync'ing.
- BBR Plugin
- Bug fixes to the I/O error remap handling.
- AIX Plugin
- Bug fixes in the discovery path and mirroring I/O path.
- LVM Plugin
- Added proc entry: /proc/evms/lvm/global

Kevin Corry