Implement evacuation mode in hbal
This mode restricts the list of instances to be moved to the instancesliving on the offline (and drained) nodes.
Signed-off-by: Iustin Pop <iustin@google.com>
Add an evac mode CLI option
Reorder options in CLI.hs
This should be no code change, just reordering of the options.
Fix secondary node selection for existing N+1
In case a secondary node is already N+1 failed, currently the nodeselection will accept a node that cannot start (at all) the new instanceas valid. This is wrong, so we add a new simple check to prevent the...
Rewrite the node add checks for simpler layout
This will make it clearer than many if…then choices.
Move instance relocation test upper in the chain
Currently we test each instance for relocation in checkMove; however, itis a little more clear if we pass only the relocatable instances tocheckMove. The patch also slightly rewrites (indendation/style) the...
Split the balancing function in two parts
Currently in the balancing function we do two thing:
- take the decision where to do a new balancing round or not- and actually computing the balancing round
This is not nice, as the two parts are conceptually separate, so this...
Fixing a typo in option description
Signed-off-by: René Nussbaumer <rn@google.com>Reviewed-by: Michael Hanselmann <hansmi@google.com>Signed-off-by: Iustin Pop <iustin@google.com>
Switch the text file format to single-file
This patch changes from the two separate files to a single file, withsections separated by a blank line. Currently only the node and instancedata is accepted, later the cluster tags will be read too via thisformat....
Change the signatures of the text loader slightly
This is in preparation for the text format changes.
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