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Ceph Sees Some Nice Performance Improvements With Linux 5.7
The Ceph open-source distributed storage platform is seeing some nice performance-related work to its kernel component in the Linux 5.7 kernel...
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- multiple blk-mq queues for rbd (Hannes Reinecke and myself). When
the driver was converted to blk-mq, we settled on a single blk-mq
queue because of a global lock in libceph and some other technical
debt. These have since been addressed, so allocate a queue per CPU
to enhance parallelism.
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