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Groups > linux.kernel > #1268010
| From | Mark Brown <broonie@kernel.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 0/2] Introduce the request handling for dm-crypt |
| Date | 2015-11-12 16:10 +0100 |
| Message-ID | <qu1FD-240-5@gated-at.bofh.it> (permalink) |
| References | <qtA2K-Xz-15@gated-at.bofh.it> <qtZaO-nZ-17@gated-at.bofh.it> <qtZDP-z5-3@gated-at.bofh.it> <qtZDP-z5-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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On Thu, Nov 12, 2015 at 01:57:27PM +0100, Arnd Bergmann wrote: > On Thursday 12 November 2015 20:51:10 Baolin Wang wrote: > > But it maybe not enough for HW engine which can handle maybe 10M/20M > > at one time. > Given that you have already done measurements, can you find out how much > you lose in overall performance with your existing patch if you artificially > limit the maximum size to sizes like 256kb, 1MB, 4MB, ...? It's probably also worth looking at the impact on CPU utilisation as well as throughput in your benchmarking since the system will often not be idle when it's doing a lot of I/O - I know you've done some measurements in that area before, including them when looking at block sizes might be interesting.
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[PATCH 0/2] Introduce the request handling for dm-crypt Baolin Wang <baolin.wang@linaro.org> - 2015-11-11 10:40 +0100
[PATCH 1/2] block: Introduce BIO_ENDIO_FREE for bio flags Baolin Wang <baolin.wang@linaro.org> - 2015-11-11 10:40 +0100
Re: [PATCH 1/2] block: Introduce BIO_ENDIO_FREE for bio flags Mike Snitzer <snitzer@redhat.com> - 2015-11-11 19:00 +0100
Re: [PATCH 1/2] block: Introduce BIO_ENDIO_FREE for bio flags Baolin Wang <baolin.wang@linaro.org> - 2015-11-12 05:10 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Christoph Hellwig <hch@infradead.org> - 2015-11-11 10:50 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Baolin Wang <baolin.wang@linaro.org> - 2015-11-12 03:20 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Jan Kara <jack@suse.cz> - 2015-11-12 10:20 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Baolin Wang <baolin.wang@linaro.org> - 2015-11-12 10:50 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Jan Kara <jack@suse.cz> - 2015-11-12 12:10 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Baolin Wang <baolin.wang@linaro.org> - 2015-11-12 12:50 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Jan Kara <jack@suse.cz> - 2015-11-12 13:30 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Arnd Bergmann <arnd@arndb.de> - 2015-11-12 14:00 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Mark Brown <broonie@kernel.org> - 2015-11-12 16:10 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Baolin Wang <baolin.wang@linaro.org> - 2015-11-13 04:30 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Baolin Wang <baolin.wang@linaro.org> - 2015-11-13 04:30 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Baolin Wang <baolin.wang@linaro.org> - 2015-11-12 14:00 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Jan Kara <jack@suse.cz> - 2015-11-12 14:00 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Baolin Wang <baolin.wang@linaro.org> - 2015-11-13 03:10 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Arnd Bergmann <arnd@arndb.de> - 2015-11-13 10:10 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Baolin Wang <baolin.wang@linaro.org> - 2015-11-13 12:40 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Mike Snitzer <snitzer@redhat.com> - 2015-11-11 19:20 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Baolin Wang <baolin.wang@linaro.org> - 2015-11-12 03:40 +0100
Re: [dm-devel] [PATCH 0/2] Introduce the request handling for dm-crypt Christoph Hellwig <hch@infradead.org> - 2015-11-12 10:10 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Baolin Wang <baolin.wang@linaro.org> - 2015-11-12 09:30 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Mark Brown <broonie@kernel.org> - 2015-11-12 11:10 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Jens Axboe <axboe@kernel.dk> - 2015-11-12 16:30 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Baolin Wang <baolin.wang@linaro.org> - 2015-11-13 03:10 +0100
Re: [PATCH 0/2] Introduce the request handling for dm-crypt Mark Brown <broonie@kernel.org> - 2015-11-13 13:00 +0100
Re: [dm-devel] [PATCH 0/2] Introduce the request handling for dm-crypt Christoph Hellwig <hch@infradead.org> - 2015-11-12 10:10 +0100
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