From: Lee Schermerhorn <Lee.Schermerhorn@hp.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
linux-mm <linux-mm@kvack.org>, Adam Litke <agl@us.ibm.com>,
Nishanth Aravamudan <nacc@us.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>,
Mel Gorman <mel@csn.ul.ie>, Eric Whitney <eric.whitney@hp.com>,
Arjan van de Ven <arjan@infradead.org>,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>
Subject: Re: [BUG] 2.6.25-rc4 hang/softlockups after freeing hugepages
Date: Thu, 06 Mar 2008 13:19:13 -0500 [thread overview]
Message-ID: <1204827553.5294.80.camel@localhost> (raw)
In-Reply-To: <20080306174520.GA29047@elte.hu>
On Thu, 2008-03-06 at 18:45 +0100, Ingo Molnar wrote:
> * Lee Schermerhorn <Lee.Schermerhorn@hp.com> wrote:
>
> > Test platform: HP Proliant DL585 server - 4 socket, dual core AMD with
> > 32GB memory.
>
> does the patch below change the problem in any way? (it fixes a rare
> hugetlbfs related memory leak)
I'll try it. I didn't actually fault in any hugepages in my last test,
so I wouldn't have expected page tables to be involved. I'll let you
know.
Lee
WARNING: multiple messages have this Message-ID (diff)
From: Lee Schermerhorn <Lee.Schermerhorn@hp.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
linux-mm <linux-mm@kvack.org>, Adam Litke <agl@us.ibm.com>,
Nishanth Aravamudan <nacc@us.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>,
Mel Gorman <mel@csn.ul.ie>, Eric Whitney <eric.whitney@hp.com>,
Arjan van de Ven <arjan@infradead.org>,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>
Subject: Re: [BUG] 2.6.25-rc4 hang/softlockups after freeing hugepages
Date: Thu, 06 Mar 2008 13:19:13 -0500 [thread overview]
Message-ID: <1204827553.5294.80.camel@localhost> (raw)
In-Reply-To: <20080306174520.GA29047@elte.hu>
On Thu, 2008-03-06 at 18:45 +0100, Ingo Molnar wrote:
> * Lee Schermerhorn <Lee.Schermerhorn@hp.com> wrote:
>
> > Test platform: HP Proliant DL585 server - 4 socket, dual core AMD with
> > 32GB memory.
>
> does the patch below change the problem in any way? (it fixes a rare
> hugetlbfs related memory leak)
I'll try it. I didn't actually fault in any hugepages in my last test,
so I wouldn't have expected page tables to be involved. I'll let you
know.
Lee
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next prev parent reply other threads:[~2008-03-06 18:19 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-06 17:23 [BUG] 2.6.25-rc4 hang/softlockups after freeing hugepages Lee Schermerhorn
2008-03-06 17:23 ` Lee Schermerhorn
2008-03-06 17:45 ` Ingo Molnar
2008-03-06 17:45 ` Ingo Molnar
2008-03-06 18:19 ` Lee Schermerhorn [this message]
2008-03-06 18:19 ` Lee Schermerhorn
2008-03-06 17:53 ` Nishanth Aravamudan
2008-03-06 17:53 ` Nishanth Aravamudan
2008-03-06 18:17 ` Lee Schermerhorn
2008-03-06 18:17 ` Lee Schermerhorn
2008-03-07 11:48 ` Mel Gorman
2008-03-07 11:48 ` Mel Gorman
2008-03-07 14:36 ` Lee Schermerhorn
2008-03-07 14:36 ` Lee Schermerhorn
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