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From: Pavel Tatashin <pasha.tatashin@soleen.com>
To: Zhansaya Bagdauletkyzy <zhansayabagdaulet@gmail.com>
Cc: shuah@kernel.org, Andrew Morton <akpm@linux-foundation.org>,
	LKML <linux-kernel@vger.kernel.org>,
	linux-kselftest@vger.kernel.org, linux-mm <linux-mm@kvack.org>,
	Tyler Hicks <tyhicks@linux.microsoft.com>
Subject: Re: [PATCH v2 4/4] selftests: vm: add KSM merging across nodes test
Date: Tue, 3 Aug 2021 22:01:20 -0400	[thread overview]
Message-ID: <CA+CK2bAskx+z49d=MbMJUXh8+3zCRi8c1-uDixw7g8gmrunYPw@mail.gmail.com> (raw)
In-Reply-To: <071c17b5b04ebb0dfeba137acc495e5dd9d2a719.1626252248.git.zhansayabagdaulet@gmail.com>

On Wed, Jul 14, 2021 at 4:56 AM Zhansaya Bagdauletkyzy
<zhansayabagdaulet@gmail.com> wrote:
>
> Add check_ksm_numa_merge() function  to test that pages in different NUMA
> nodes are being handled properly. First, two duplicate pages are allocated
> in two separate NUMA nodes using the libnuma library. Since there is one
> unique page in each node, with merge_across_nodes = 0, there won't be any
> shared pages. If merge_across_nodes is set to 1, the pages will be
> treated as usual duplicate pages and will be merged. If NUMA config is
> not enabled or the number of NUMA nodes is less than two, then the test
> is skipped. The test is run as follows: ./ksm_tests -N
>
> Signed-off-by: Zhansaya Bagdauletkyzy <zhansayabagdaulet@gmail.com>

Reviewed-by: Pavel Tatashin <pasha.tatashin@soleen.com>

  reply	other threads:[~2021-08-04  2:02 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-14  8:56 [PATCH v2 0/4] add KSM selftests Zhansaya Bagdauletkyzy
2021-07-14  8:56 ` [PATCH v2 1/4] selftests: vm: add KSM merge test Zhansaya Bagdauletkyzy
2021-08-04  1:54   ` Pavel Tatashin
2021-08-04  1:54     ` Pavel Tatashin
2021-08-16 13:57   ` Tyler Hicks
2021-07-14  8:56 ` [PATCH v2 2/4] selftests: vm: add KSM unmerge test Zhansaya Bagdauletkyzy
2021-08-04  1:58   ` Pavel Tatashin
2021-08-04  1:58     ` Pavel Tatashin
2021-08-16 13:57   ` Tyler Hicks
2021-07-14  8:56 ` [PATCH v2 3/4] selftests: vm: add KSM zero page merging test Zhansaya Bagdauletkyzy
2021-08-04  1:59   ` Pavel Tatashin
2021-08-04  1:59     ` Pavel Tatashin
2021-08-16 14:00   ` Tyler Hicks
2021-07-14  8:56 ` [PATCH v2 4/4] selftests: vm: add KSM merging across nodes test Zhansaya Bagdauletkyzy
2021-08-04  2:01   ` Pavel Tatashin [this message]
2021-08-04  2:01     ` Pavel Tatashin
2021-08-16 14:28   ` Tyler Hicks
2021-07-14 22:51 ` [PATCH v2 0/4] add KSM selftests Andrew Morton

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