From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <4043604A.6000605@hellooperator.net> From: Dick Davies User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.6) Gecko/20040113 MIME-Version: 1.0 To: 9fans@cse.psu.edu Subject: Re: [9fans] a sure easy way to try out kernel stuff References: In-Reply-To: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Date: Mon, 1 Mar 2004 16:09:46 +0000 Topicbox-Message-UUID: 077e0298-eacd-11e9-9e20-41e7f4b1d025 ron minnich wrote: > I think I sent this before, but it's so nice I am sending it again. > > Scenario: an EPIA with linuxbios and plan 9 in flash. cpu is named cpu50. > You want to muck with the kernel and debug it. Easy. > > . bind_test_namespace > cd /sys/src/9/pc > mk 'CONF=whatever' > cpu -h cpu50 > echo 'reboot /path/to/9whatever' > /dev/reboot > > boom. 9 boots 9. takes 5 seconds. If it blows up, cpu is back in 10 > seconds. Nice - this is the 9grid cluster, right? Do you have a howto anywhere for your linuxbios voodoo?