From: Rik van Riel <riel@redhat.com>
To: Ebru Akagunduz <ebru.akagunduz@gmail.com>, linux-mm@kvack.org
Cc: akpm@linux-foundation.org, kirill.shutemov@linux.intel.com,
n-horiguchi@ah.jp.nec.com, aarcange@redhat.com,
iamjoonsoo.kim@lge.com, xiexiuqi@huawei.com, gorcunov@openvz.org,
linux-kernel@vger.kernel.org, mgorman@suse.de,
rientjes@google.com, vbabka@suse.cz,
aneesh.kumar@linux.vnet.ibm.com, hughd@google.com,
hannes@cmpxchg.org, mhocko@suse.cz, boaz@plexistor.com,
raindel@mellanox.com
Subject: Re: [RFC 1/3] mm: add tracepoint for scanning pages
Date: Sun, 14 Jun 2015 21:04:27 -0400 [thread overview]
Message-ID: <557E249B.6070208@redhat.com> (raw)
In-Reply-To: <1434294283-8699-2-git-send-email-ebru.akagunduz@gmail.com>
On 06/14/2015 11:04 AM, Ebru Akagunduz wrote:
> Using static tracepoints, data of functions is recorded.
> It is good to automatize debugging without doing a lot
> of changes in the source code.
>
> This patch adds tracepoint for khugepaged_scan_pmd,
> collapse_huge_page and __collapse_huge_page_isolate.
These trace points seem like a useful set to figure out what
the THP collapse code is doing.
> Signed-off-by: Ebru Akagunduz <ebru.akagunduz@gmail.com>
Acked-by: Rik van Riel <riel@redhat.com>
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All rights reversed
WARNING: multiple messages have this Message-ID (diff)
From: Rik van Riel <riel@redhat.com>
To: Ebru Akagunduz <ebru.akagunduz@gmail.com>, linux-mm@kvack.org
Cc: akpm@linux-foundation.org, kirill.shutemov@linux.intel.com,
n-horiguchi@ah.jp.nec.com, aarcange@redhat.com,
iamjoonsoo.kim@lge.com, xiexiuqi@huawei.com, gorcunov@openvz.org,
linux-kernel@vger.kernel.org, mgorman@suse.de,
rientjes@google.com, vbabka@suse.cz,
aneesh.kumar@linux.vnet.ibm.com, hughd@google.com,
hannes@cmpxchg.org, mhocko@suse.cz, boaz@plexistor.com,
raindel@mellanox.com
Subject: Re: [RFC 1/3] mm: add tracepoint for scanning pages
Date: Sun, 14 Jun 2015 21:04:27 -0400 [thread overview]
Message-ID: <557E249B.6070208@redhat.com> (raw)
In-Reply-To: <1434294283-8699-2-git-send-email-ebru.akagunduz@gmail.com>
On 06/14/2015 11:04 AM, Ebru Akagunduz wrote:
> Using static tracepoints, data of functions is recorded.
> It is good to automatize debugging without doing a lot
> of changes in the source code.
>
> This patch adds tracepoint for khugepaged_scan_pmd,
> collapse_huge_page and __collapse_huge_page_isolate.
These trace points seem like a useful set to figure out what
the THP collapse code is doing.
> Signed-off-by: Ebru Akagunduz <ebru.akagunduz@gmail.com>
Acked-by: Rik van Riel <riel@redhat.com>
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All rights reversed
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next prev parent reply other threads:[~2015-06-15 1:04 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-14 15:04 [RFC 0/3] mm: make swapin readahead to gain more thp performance Ebru Akagunduz
2015-06-14 15:04 ` Ebru Akagunduz
2015-06-14 15:04 ` [RFC 1/3] mm: add tracepoint for scanning pages Ebru Akagunduz
2015-06-14 15:04 ` Ebru Akagunduz
2015-06-15 1:04 ` Rik van Riel [this message]
2015-06-15 1:04 ` Rik van Riel
2015-06-14 15:04 ` [RFC 2/3] mm: make optimistic check for swapin readahead Ebru Akagunduz
2015-06-14 15:04 ` Ebru Akagunduz
2015-06-15 5:40 ` Leon Romanovsky
2015-06-15 5:40 ` Leon Romanovsky
2015-06-15 5:43 ` Rik van Riel
2015-06-15 5:43 ` Rik van Riel
2015-06-15 6:08 ` Leon Romanovsky
2015-06-15 6:08 ` Leon Romanovsky
2015-06-15 6:35 ` Rik van Riel
2015-06-15 6:35 ` Rik van Riel
2015-06-15 14:05 ` Rik van Riel
2015-06-15 14:05 ` Rik van Riel
2015-06-15 16:07 ` Leon Romanovsky
2015-06-15 16:07 ` Leon Romanovsky
2015-06-14 15:04 ` [RFC 3/3] mm: make swapin readahead to improve thp collapse rate Ebru Akagunduz
2015-06-14 15:04 ` Ebru Akagunduz
2015-06-15 13:59 ` Rik van Riel
2015-06-15 13:59 ` Rik van Riel
2015-06-16 21:15 ` Andrew Morton
2015-06-16 21:15 ` Andrew Morton
2015-06-17 3:20 ` Rik van Riel
2015-06-17 3:20 ` Rik van Riel
2015-06-17 17:38 ` Ebru Akagunduz
2015-06-17 17:38 ` Ebru Akagunduz
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