From: Balbir Singh <balbir@linux.vnet.ibm.com>
To: Adam Litke <agl@us.ibm.com>
Cc: linux-mm@kvack.org, libhugetlbfs-devel@lists.sourceforge.net,
Andy Whitcroft <apw@shadowen.org>, Mel Gorman <mel@skynet.ie>,
Bill Irwin <bill.irwin@oracle.com>, Ken Chen <kenchen@google.com>,
Dave McCracken <dave.mccracken@oracle.com>
Subject: Re: [PATCH 0/4] [hugetlb] Dynamic huge page pool resizing
Date: Tue, 25 Sep 2007 16:52:39 +0530 [thread overview]
Message-ID: <46F8EF7F.80804@linux.vnet.ibm.com> (raw)
In-Reply-To: <20070924154638.7565.86666.stgit@kernel>
Adam Litke wrote:
> How it works
> ============
>
> Upon depletion of the hugetlb pool, rather than reporting an error immediately,
> first try and allocate the needed huge pages directly from the buddy allocator.
> Care must be taken to avoid unbounded growth of the hugetlb pool, so the
> hugetlb filesystem quota is used to limit overall pool size.
>
If I understand hugetlb correctly, there is no accounting of hugepages
to the RSS of any process. Since the pool will no longer be static,
should we also consider changes to the accounting of hugepages?
--
Warm Regards,
Balbir Singh
Linux Technology Center
IBM, ISTL
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next prev parent reply other threads:[~2007-09-25 11:23 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-24 15:46 [PATCH 0/4] [hugetlb] Dynamic huge page pool resizing Adam Litke
2007-09-24 15:46 ` [PATCH 1/4] hugetlb: Move update_and_free_page Adam Litke
2007-09-24 15:47 ` [PATCH 2/4] hugetlb: Try to grow hugetlb pool for MAP_PRIVATE mappings Adam Litke
2007-09-24 15:47 ` [PATCH 3/4] hugetlb: Try to grow hugetlb pool for MAP_SHARED mappings Adam Litke
2007-09-24 15:47 ` [PATCH 4/4] hugetlb: Add hugetlb_dynamic_pool sysctl Adam Litke
2007-09-25 11:22 ` Balbir Singh [this message]
2007-09-25 15:30 ` [PATCH 0/4] [hugetlb] Dynamic huge page pool resizing Adam Litke
2007-09-25 15:47 ` Balbir Singh
-- strict thread matches above, loose matches on Subject: below --
2007-09-17 16:39 Adam Litke
2007-09-17 17:37 ` Dave McCracken
2007-09-17 18:07 ` Andrew Hastings
2007-09-21 5:16 ` Avi Kivity
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