How to map a pool to a dedicated set of OSDs?
Issue
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How to map a pool to a dedicated set of OSDs via the CRUSH map?
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How to create a cache tier with SSD OSDs?
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How to create a pool specifically on SSD OSDs for faster data reads/writes, while keeping other pools on HDDs?
Environment
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Red Hat Ceph Storage 1.2.3
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Red Hat Ceph Storage 1.3
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Red Hat Ceph Storage 2.0
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Scenarios where certain pools should be created on SSD OSDs while others on HDDs, for example, Cache tiering.
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