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Message-ID: <1326278196.2767.7.camel@edumazet-HP-Compaq-6005-Pro-SFF-PC> Date: Wed, 11 Jan 2012 11:36:36 +0100 From: Eric Dumazet <eric.dumazet@...il.com> To: "Borzenkov, Andrey" <andrey.borzenkov@...fujitsu.com> Cc: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org> Subject: Re: Extermeley large PageTables over 500G on kernel 2.6.32.49 (SLES11 SP1) Le mercredi 11 janvier 2012 à 11:18 +0100, Borzenkov, Andrey a écrit : > What can be the reason for system consuming half of physical memory for page tables? > Why dont you use hugepages to map oracle SGA ? If not, its normal to eat so much memory for page tables grep VmPTE /proc/*/status -- 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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