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Groups > linux.kernel > #1262848
| From | Bob Liu <bob.liu@oracle.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v4 10/10] xen/blkback: make pool of persistent grants and free pages per-queue |
| Date | 2015-11-05 03:50 +0100 |
| Message-ID | <qriMF-ys-7@gated-at.bofh.it> (permalink) |
| References | <qqeUN-Ld-3@gated-at.bofh.it> <qqeUN-Ld-1@gated-at.bofh.it> <qriMF-ys-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 11/05/2015 10:43 AM, Konrad Rzeszutek Wilk wrote: > On Mon, Nov 02, 2015 at 12:21:46PM +0800, Bob Liu wrote: >> Make pool of persistent grants and free pages per-queue/ring instead of >> per-device to get better scalability. > > How much better scalability do we get? > Which already showed in [00/10], I paste them here: domU(orig) 4 queues 8 queues 16 queues iops: 690k 1024k(+30%) 800k 750k After patch 9 and 10: domU(orig) 4 queues 8 queues 16 queues iops: 690k 1600k(+100%) 1450k 1320k Chart: https://www.dropbox.com/s/agrcy2pbzbsvmwv/iops.png?dl=0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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[PATCH v4 10/10] xen/blkback: make pool of persistent grants and free pages per-queue Bob Liu <bob.liu@oracle.com> - 2015-11-02 05:30 +0100
Re: [PATCH v4 10/10] xen/blkback: make pool of persistent grants and free pages per-queue Bob Liu <bob.liu@oracle.com> - 2015-11-05 03:50 +0100
Re: [PATCH v4 10/10] xen/blkback: make pool of persistent grants and free pages per-queue Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> - 2015-11-05 21:00 +0100
Re: [PATCH v4 10/10] xen/blkback: make pool of persistent grants and free pages per-queue Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> - 2015-11-05 03:50 +0100
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