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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org On 6/30/20 10:36 PM, Christoph Hellwig wrote: > On Tue, Jun 30, 2020 at 07:25:15PM -0700, Chaitanya Kulkarni wrote: >> Hi, >> >> This is a small patch-series which replaces ctrl->namespaces with >> xarray for host-core and target-core. We can see following >> performance improvement when running fio with 32 parallel jobs where >> first 16 namespaces and last 16 namespaces are used for I/O. See [1] for >> detailed performance numbers. > Why would that make any difference given that we don't look up namespaces > in the I/O path? > This is for the passthru series which uses nvme_find_get_ns() in the fast path. _______________________________________________ Linux-nvme mailing list Linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme