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author	Yingxin Cheng <yingxin.cheng@intel.com>
	Thu, 21 Oct 2021 08:01:46 +0000 (16:01 +0800)
committer	Yingxin Cheng <yingxin.cheng@intel.com>
	Wed, 3 Nov 2021 07:11:32 +0000 (15:11 +0800)
commit	ba454780f19bf98788e2b8382b49f3eace0781be
tree	bc28a812a44f9a79f52786b946935b34d75ac5ca	tree \| snapshot
parent	a6d91c3f971ce2c564fe8ad82a66ab6451207cd4	commit \| diff

crimson/os/seastore/journal: implement RecordSubmitter and RecordBatch

To be able to batch records for write, meanwhile, still allows
concurrent writes.

The current change doesn't seem to impact write performance either to
prefer batching or concurrent writes, so set the io_depth to 2 for
demonstration.

Signed-off-by: Yingxin Cheng <yingxin.cheng@intel.com>

src/common/options/crimson.yaml.in		diff \| blob \| history
src/crimson/os/seastore/journal.cc		diff \| blob \| history
src/crimson/os/seastore/journal.h		diff \| blob \| history

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