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SubjectRe: [RFC PATCH] Fix aio performance regression for database caused by THP
Date
Khalid Aziz <khalid.aziz@oracle.com> writes:

> I am working with a tool that simulates oracle database I/O workload.
> This tool (orion to be specific -
> <http://docs.oracle.com/cd/E11882_01/server.112/e16638/iodesign.htm#autoId24>)
> allocates hugetlbfs pages using shmget() with SHM_HUGETLB flag.

Is this tool available for download?

I would rather prefer to address the locking overhead in THP too.

The fundamental problem is that we have to touch all the pages?

-Andi

--
ak@linux.intel.com -- Speaking for myself only


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