Re: [RFC] [PATCH 2/4] dio: add page locking for direct I/O

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From: Andi Kleen

Subject: Re: [RFC] [PATCH 2/4] dio: add page locking for direct I/O

Date: Monday, August 16, 2010 - 12:21 am

> And I know the workload of this benchmark can be too simple,
quoted text> so please let me know if you think we have another workload to be looked into.

I would try it with some of the fio workfiles that use O_DIRECT,
especially the parallel ones.  Perhaps people can share their favourite one.

-Andi
-- 
ak@linux.intel.com -- Speaking for myself only.
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Messages in current thread:

[PATCH 0/9] Hugepage migration (v2), Naoya Horiguchi, (Tue Aug 10, 2:27 am)

[PATCH 1/9] HWPOISON, hugetlb: move PG_HWPoison bit check, Naoya Horiguchi, (Tue Aug 10, 2:27 am)

[PATCH 2/9] hugetlb: add allocate function for hugepage mi ..., Naoya Horiguchi, (Tue Aug 10, 2:27 am)

[PATCH 3/9] hugetlb: rename hugepage allocation functions, Naoya Horiguchi, (Tue Aug 10, 2:27 am)

[PATCH 4/9] hugetlb: redefine hugepage copy functions, Naoya Horiguchi, (Tue Aug 10, 2:27 am)

[PATCH 6/9] HWPOISON, hugetlb: soft offlining for hugepage, Naoya Horiguchi, (Tue Aug 10, 2:27 am)

[PATCH 7/9] HWPOISON, hugetlb: fix unpoison for hugepage, Naoya Horiguchi, (Tue Aug 10, 2:27 am)

[PATCH 8/9] page-types.c: fix name of unpoison interface, Naoya Horiguchi, (Tue Aug 10, 2:27 am)

[PATCH 9/9] hugetlb: add corrupted hugepage counter, Naoya Horiguchi, (Tue Aug 10, 2:27 am)

Re: [PATCH 0/9] Hugepage migration (v2), Christoph Lameter, (Wed Aug 11, 6:09 am)

Re: [PATCH 0/9] Hugepage migration (v2), Naoya Horiguchi, (Thu Aug 12, 12:53 am)

[RFC] [PATCH 1/4] hugetlb: prepare exclusion control funct ..., Naoya Horiguchi, (Thu Aug 12, 12:57 am)

[RFC] [PATCH 2/4] dio: add page locking for direct I/O, Naoya Horiguchi, (Thu Aug 12, 12:59 am)

[PATCH 3/4] HWPOISON: replace locking functions into hugep ..., Naoya Horiguchi, (Thu Aug 12, 1:00 am)

[PATCH 4/4] correct locking functions of hugepage migratio ..., Naoya Horiguchi, (Thu Aug 12, 1:00 am)

Re: [RFC] [PATCH 2/4] dio: add page locking for direct I/O, Jeff Moyer, (Thu Aug 12, 6:42 am)

Re: [PATCH 0/9] Hugepage migration (v2), Christoph Lameter, (Fri Aug 13, 5:47 am)

Re: [RFC] [PATCH 2/4] dio: add page locking for direct I/O, Naoya Horiguchi, (Sun Aug 15, 7:07 pm)

Re: [RFC] [PATCH 2/4] dio: add page locking for direct I/O, Andi Kleen, (Mon Aug 16, 12:21 am)

Re: [PATCH 0/9] Hugepage migration (v2), Naoya Horiguchi, (Mon Aug 16, 2:19 am)

Re: [PATCH 0/9] Hugepage migration (v2), Christoph Lameter, (Mon Aug 16, 5:19 am)

Re: [RFC] [PATCH 2/4] dio: add page locking for direct I/O, Jeff Moyer, (Mon Aug 16, 6:20 am)

Re: [PATCH 0/9] Hugepage migration (v2), Naoya Horiguchi, (Mon Aug 16, 7:37 pm)

Re: [PATCH 2/9] hugetlb: add allocate function for hugepag ..., David Rientjes, (Mon Aug 16, 11:51 pm)

Re: [RFC] [PATCH 2/4] dio: add page locking for direct I/O, Naoya Horiguchi, (Tue Aug 17, 1:17 am)

Re: [PATCH 0/9] Hugepage migration (v2), Naoya Horiguchi, (Tue Aug 17, 1:18 am)

Re: [PATCH 0/9] Hugepage migration (v2), Andi Kleen, (Tue Aug 17, 2:40 am)

Re: [RFC] [PATCH 2/4] dio: add page locking for direct I/O, Jeff Moyer, (Tue Aug 17, 6:46 am)

Re: [RFC] [PATCH 2/4] dio: add page locking for direct I/O, Andi Kleen, (Tue Aug 17, 7:21 am)

Re: [RFC] [PATCH 2/4] dio: add page locking for direct I/O, Christoph Lameter, (Tue Aug 17, 9:41 am)

Re: [PATCH 1/9] HWPOISON, hugetlb: move PG_HWPoison bit check, Wu Fengguang, (Tue Aug 17, 5:18 pm)

Re: [PATCH 2/9] hugetlb: add allocate function for hugepag ..., Naoya Horiguchi, (Tue Aug 17, 8:02 pm)

Re: [PATCH 0/9] Hugepage migration (v2), Naoya Horiguchi, (Wed Aug 18, 12:32 am)

Re: [PATCH 0/9] Hugepage migration (v2), Andi Kleen, (Wed Aug 18, 12:46 am)

Re: [PATCH 8/9] page-types.c: fix name of unpoison interface, Wu Fengguang, (Wed Aug 18, 6:24 pm)

Re: [PATCH 9/9] hugetlb: add corrupted hugepage counter, Wu Fengguang, (Wed Aug 18, 6:57 pm)

Re: [PATCH 1/9] HWPOISON, hugetlb: move PG_HWPoison bit check, Naoya Horiguchi, (Thu Aug 19, 12:55 am)

Re: [PATCH 1/9] HWPOISON, hugetlb: move PG_HWPoison bit check, Wu Fengguang, (Thu Aug 19, 2:28 am)