Date: Sun, 29 Feb 2004 16:02:03 -0500 From: Deepak Jain <deepak@ai.net> To: Don Bowman <don@sandvine.com>, freebsd-hackers@freebsd.org Subject: Re: 4.9 boot problem on em0 platform. Message-ID: <4042534B.1040105@ai.net> In-Reply-To: <FE045D4D9F7AED4CBFF1B3B813C85337045D831F@mail.sandvine.com> References: <FE045D4D9F7AED4CBFF1B3B813C85337045D831F@mail.sandvine.com>
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> Just a guess, but i think you've bumped nmbclusters or nmbufs up > too much (or perhaps maxsockets, maxfds, ...) and have run out of > KVA. > > You can tune clusters & mbufs in loader.conf without recompiling > kernel. You will want to see what vm.zone_kmem_pages, vm.zone_kmem_kvaspace > are showing you, vmstat -z, vmstat -m, etc. > > You may want to alter VM_KMEM_SIZE_SCALE to e.g. '2' if you are > trying to put more into the kernel mem space. > The kernel that works from another machine has the same settings (NMBCLUSTERS=65536, maxusers=512). The machine has 2GB of RAM. How do you undo the loader.conf settings when the machine won't boot because of the settings you made? :| thanks, Deepak
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