os/bluestore: precondition rocksdb/bluefs during mkfs #10814
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liewegas
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dropped the options commit.. we'll need to be more careful there |
liewegas
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Write N bytes of garbage to the kv store on startup. With rocksdb, this ensures that our log files are preallocated. This option needs to match up with the rocksdb tunables so that it is enough data to start recycling log files. For now, start with 128MB. Signed-off-by: Sage Weil <sage@redhat.com>
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Write a bunc hof data through rocksdb so that we get all of the rocksdb log
files preallocated and there isn't a weird performance anamoly once the real
workload starts.
Simplify rocksdb options.