On Wed, 25 Feb 2015, Mike Snitzer wrote:
On Wed, Feb 25 2015 at 6:57pm -0500,
Keith Busch <keith.busch@xxxxxxxxx> wrote:
Yes, I'm also looking at blk-mq. It appears conversion helps a lot.
Oh, so you've already started a conversion of request-based DM?
Actually no, I've only barely started looking at it. I'm guessing
improvement based on using a bio-based device mapper on top of nvme. In
my experience blk-mq performs similiar or better than bio on benchmarks,
so I hope it's a fair assumption here too.
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