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Create cookbook to rebuild an MD RAID array upon disk replacement
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Description

Create a new cookbook to automate the rebuild of the MD RAID array after replacing one disk. More or less following what highlighted in [1] and optionally supporting the rebuild of a RAID 0 like outlined in [2].

[1] https://wikitech.wikimedia.org/wiki/SRE/Dc-operations/Sw_raid_rebuild_directions
[2] https://wikitech.wikimedia.org/wiki/Logstash#Replace_failed_disk_and_rebuild_RAID