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Open Source and information security mailing list archives
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Date: Wed, 08 Apr 2015 12:29:03 -0700 From: Davidlohr Bueso <dave@...olabs.net> To: Shawn Bohrer <shawn.bohrer@...il.com> Cc: linux-mm@...ck.org, linux-kernel@...r.kernel.org Subject: Re: HugePages_Rsvd leak On Wed, 2015-04-08 at 11:15 -0500, Shawn Bohrer wrote: > AnonHugePages: 241664 kB > HugePages_Total: 512 > HugePages_Free: 512 > HugePages_Rsvd: 384 > HugePages_Surp: 0 > Hugepagesize: 2048 kB > > So here I have 384 pages reserved and I can't find anything that is > using them. The output clearly shows all available hugepages are free, Why are you assuming that reserved implies allocated/in use? This is not true, please read one of the millions of docs out there -- you can start with: https://www.kernel.org/doc/Documentation/vm/hugetlbpage.txt -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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