From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: To: 9fans@9fans.net From: Richard Miller <9fans@hamnavoe.com> Date: Thu, 13 Nov 2008 20:07:37 +0000 In-Reply-To: <6e35c0620811122121q144f9874x59d671720af5c3e@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Subject: Re: [9fans] Amazon EC2? Topicbox-Message-UUID: 4151febe-ead4-11e9-9d60-3106f5b1d025 > I thought I read they were using Xen? What's the relationship between > kexec and Xen? Kexec is a system call which linux uses to load and execute another kernel. Kexec has to be work differently under xen, because it's loading into xen virtual memory not physical memory; but this is supported by current linux kernels. Plan 9 would also need some changes to be able to be loaded by kexec (under xen or otherwise); I forget the details.