Re: [PATCH 0/3] Convert from bio-based to blk-mq v2

2013-10-18 Thread Matias Bjorling
On 10/18/2013 05:48 PM, Matthew Wilcox wrote: On Fri, Oct 18, 2013 at 03:14:19PM +0200, Matias Bjorling wrote: Performance study: System: HGST Research NVMe prototype, Haswell i7-4770 3.4Ghz, 32GB 1333Mhz I don't have one of these. Can you provide more details about it, such as: - How many

Re: [PATCH 0/3] Convert from bio-based to blk-mq v2

2013-10-18 Thread Matias Bjørling
On 10/18/2013 05:48 PM, Matthew Wilcox wrote: On Fri, Oct 18, 2013 at 03:14:19PM +0200, Matias Bjorling wrote: Performance study: System: HGST Research NVMe prototype, Haswell i7-4770 3.4Ghz, 32GB 1333Mhz I don't have one of these. Can you provide more details about it, such as: - How many

Re: [PATCH 0/3] Convert from bio-based to blk-mq v2

2013-10-18 Thread Matthew Wilcox
On Fri, Oct 18, 2013 at 03:14:19PM +0200, Matias Bjorling wrote: > Performance study: > > System: HGST Research NVMe prototype, Haswell i7-4770 3.4Ghz, 32GB 1333Mhz I don't have one of these. Can you provide more details about it, such as: - How many I/O queues does it have? - Are the interrup

[PATCH 0/3] Convert from bio-based to blk-mq v2

2013-10-18 Thread Matias Bjorling
These patches are against the "new-queue" branch in Axboe's repo: git://git.kernel.dk/linux-block.git The nvme driver implements itself as a bio-based driver. This primarily because of high lock congestion for high-performance nvm devices. To remove congestions within the traditional block layer,