Date: Sat, 31 Aug 2002 20:11:46 -0300 (ADT) From: "Marc G. Fournier" <scrappy@hub.org> To: Matthew Dillon <dillon@apollo.backplane.com> Cc: Arnvid Karstad <arnvid@karstad.org>, <bmah@FreeBSD.ORG>, <freebsd-stable@FreeBSD.ORG> Subject: Re: Problems with FreeBSD - causing zalloc to return 0 ?! Message-ID: <20020831200929.C14642-100000@mail1.hub.org> In-Reply-To: <200208312003.g7VK37aS002117@apollo.backplane.com>
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On Sat, 31 Aug 2002, Matthew Dillon wrote: > Try this. You can run gdb on a running machine as follows: > > gdb -k kernel.debug /dev/mem > > You can then print out elements of the kernel's memory in real time: > > gdb> print kernel_vm_end 'K, just did a cvsup and am rebuilding my kernel(s) to enable debugging symbols, and will working on getting this setup this evening ... > Could you post your kernel config? And repeat your test but run gdb > in a shell and print kernel_vm_end at the start of your test and > every so often while the test is running. kernel config was sent in a seperate email ... > If you only have one swap device you can reducing the number of swap > devices by setting the NSWAPDEV kernel config variable to 1 > (it defaults to 4). This will reduce the KVM reservation for have implemented this one ... > the swap bitmap. You can also reduce the kernel reservation for > swap block data by setting the kern.maxswzone boot environment > variable. This is in bytes, e.g. in /boot/loader.conf > > kern.maxswzone="32m" What exactly does this one mean? Or do? Will set it, but am curious ... To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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