Date: Wed, 13 Dec 2006 00:27:22 -0800 From: "Michael K. Smith - Adhost" <mksmith@adhost.com> To: "Bill Moran" <wmoran@collaborativefusion.com>, <questions@freebsd.org> Subject: RE: shmmax tops out at 2G? Message-ID: <17838240D9A5544AAA5FF95F8D5203160167353D@ad-exh01.adhost.lan> In-Reply-To: <20061211171506.97949c7e.wmoran@collaborativefusion.com>
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Hello Bill: -----Original Message----- From: owner-freebsd-questions@freebsd.org [mailto:owner-freebsd-questions@freebsd.org] On Behalf Of Bill Moran Sent: Monday, December 11, 2006 2:15 PM To: questions@freebsd.org Subject: shmmax tops out at 2G? uname -a FreeBSD db00.lab00 6.2-BETA3 FreeBSD 6.2-BETA3 #1: Fri Dec 8 09:27:37 EST 2006 root@db00.lab00:/usr/obj/usr/src/sys/DB-2850-amd64 amd64 sysctl kern.ipc.shmmax=3D2200000000 kern.ipc.shmmax: 2100000000 -> -2094967296 Looks like an unsigned 32-bit int. That doesn't seem to scale as well as would be expected on 64-bit arch. Is this a mistake, or intentional? I'm working with some big memory systems, and I sure would like to allocate more than 2G for PostgreSQL to use ... --=20 Bill Moran Collaborative Fusion Inc. --- This may be a silly question but, have you compiled a PAE-enabled kernel? If not, check out /sys/i386/conf/PAE. Regards, Mike
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