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Add DRBD barriers disk parameters
Add the disk-barriers and meta-barriers parameters described in thedesign doc.
LV stripes parameters for plain and drbd
design-resource-model: update disk params section
Simplify design by moving all the parameters to disk template level,explaining why this is sub-optimal. Add notes about DRBD versions,corner cases and parameters application time.
Signed-off-by: Andrea Spadaccini <spadaccio@google.com>...
Small resource model design update re console
Starting with Ganeti 2.5 the console uses a query and no longer acquireslocks. See commit d6f46b6a94.
Signed-off-by: Michael Hanselmann <hansmi@google.com>Reviewed-by: Iustin Pop <iustin@google.com>
Add design doc for the resource model changes
This is not complete, but is as close as I can get it for now. Iexpect people actually implementing the various changes to extend thedesign doc.
Signed-off-by: Iustin Pop <iustin@google.com>Reviewed-by: Michael Hanselmann <hansmi@google.com>