Revision 30ce253e man/hroller.rst

b/man/hroller.rst
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**[ -v... | -q ]**
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**[ -S *file* ]**
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**[ --one-step-only ]**
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**[ --print-moves ]**
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DESCRIPTION
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-----------
......
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\--one-step-only
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  Restrict to the first reboot group. Output the group one node per line.
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\--print-moves
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  After each group list for each affected non-redundant instance a node
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  where it can be evacuated to.
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BUGS
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----
......
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    node8.example.com,node6.example.com,node2.example.com
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    node7.example.com,node4.example.com
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Rolling reboots with non-redundant instances
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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By default, hroller plans capacity to move the non-redundant instances
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out of the nodes to be rebooted. If requested, apropriate locations for
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the non-redundant instances can be shown. The assumption is that instances
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are moved back to their original node after each reboot; these back moves
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are not part of the output.
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::
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    $ hroller --print-moves -L
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    'Node Reboot Groups'
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    node-01-002,node-01-003
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      inst-20 node-01-001
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      inst-21 node-01-000
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      inst-30 node-01-005
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      inst-31 node-01-004
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    node-01-004,node-01-005
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      inst-40 node-01-001
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      inst-41 node-01-000
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      inst-50 node-01-003
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      inst-51 node-01-002
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    node-01-001,node-01-000
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      inst-00 node-01-002
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      inst-01 node-01-003
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      inst-10 node-01-005
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      inst-11 node-01-004
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.. vim: set textwidth=72 :
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.. Local Variables:
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.. mode: rst

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