Highlights for version 0.2.1
v0.2.1 - 10/20/01
- Engine updates
- Global namespace - all storage object names must be unique throughout
the whole system, not just within a particular layer.
- Internal locking (instead of a lock file) to prevent multiple writers.
- Improvements in the Task interface.
- Engine can now be built with Electric Fence for memory debugging.
- Plugin collision-resolution - If two plugins with identical IDs are
loaded, the engine keeps the one with the higher version number. Before,
it just aborted.
- GUI updates
- Creation of segments, regions, containers, and feature objects.
- Assigning objects to segment or region managers.
- Currently tested by assigning Default Seg Mgr to a raw disk.
- Extended info windows now support "extra" info for fields as specified
by the plugins..
- CommandLine updates
- Several new commands have been coded.
- Create, Allocate, Assign, Delete, Query
- Tested creates on segments, feature objects, EVMS volumes, and
- Most Query filters have been coded
- Filter by size (GT, LT), plugin, volume, plugin type, options
- LVM plugin
- support for creating linear and striped LVs/regions.
- no contiguous or snapshotting yet.
- does allow specifying the underlying PVs for both linear and striped
- support for deleting LVs/regions.
- does not support snapshot LVs yet.
- lots of extended information support.
- LVM Compatibility Utilities
- New commands
- evms_lvcreate, evms_lvremove
- evms_vgdisplay, evms_pvdisplay, evms_lvdisplay
- EVMS Snapshots are now writable
- Improved option handling in the Default Segment Manager.
- Initial drop of engine plugin code for the OS/2 Region Manager.
- Drivelinking and BBR engine plugins currently do not commit any metadata,
but do go through the "virtual" creation process in the engine.
- AIX runtime code added mirroring support.
- Updates to the kernel Local Device Manager to recognize a wider range of
local disk drives.
- EVMS kernel info level can now be set during kernel configuration or as
a boot-time parameter.
- Cleaned up some kernel memory issues dealing with large memory requests.
Enterprise Volume Management System
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