From mboxrd@z Thu Jan 1 00:00:00 1970 MIME-Version: 1.0 Date: Thu, 3 Dec 2009 12:11:05 -0800 Message-ID: From: Roman Shaposhnik To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net> Content-Type: text/plain; charset=ISO-8859-1 Subject: [9fans] Remus: High Availability via Asynchronous Virtual Machine Replication Topicbox-Message-UUID: a7021a0e-ead5-11e9-9d60-3106f5b1d025 This appears to be an interesting way of solving an HA problem: http://nss.cs.ubc.ca/remus/papers/remus-nsdi08.pdf It is also different from a typical approach of checkpointing in HPC. One thing that I'm wondering about though is whether Plan9 architecture of things like /net and /dev/sd would actually allow it to be HAed in that fashion *without* a help of the hypervisor. Does it make sense or am I totally off base here? Thanks, Roman.