Xen (a system for running multiple virtual Linux machines) and has some obvious benefits for testing Heartbeat (the clustering system) – the cheapest new machine that is on sale in Australia can be used to simulate a four node cluster. I’m not sure whether there is any production use for a cluster running under Xen […]
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In a comment on my previous blog post a question was asked as to who benefits when customers are able to use cheap electricity. The answer is that the electricity company benefits the most! When electricity sources such as wind and solar power which can vary in capacity are used the electricity would be cheaper […] # foo=bar # name=foo # echo ${!name} bar The above example shows how to make a bash environment variable reference the value of another. # echo ${!f*} foo fs_abc_opts fs_name The above example shows how to get a list of all variables beginning with “f” (NB the wildcard can only go at the end). Related posts: Heartbeat service scripts A service script for Heartbeat needs to support at least… Ben Fowler writes about the issues related to nuclear power in Australia. He spends 8 paragraphs discussing the issues on the “Right” side of politics – of which 6 concern the an Australian nuclear weapons capability and then spends 3 out of 5 paragraphs related to the “Left” side explaining that he thinks that everyone […] A default RHEL4 install of a Rackspace (*) server contains a cron.d file named /etc/cron.d/rs_rhncheck that runs a job to check for Red Hat Network updates. In the default configuration this would send out a message every day indicating that up2date did nothing. To only get email when there is something interesting happening I changed […] Just over two days ago I sent a DMCA take-down request to nixforce.com for copying my content in violation of the non-commercial license that I offer, I have not had a response from them and they have kept mirroring my site. I have just sent a DMCA take-down to tierzero.net which appears to be their […] The first thing you need is to have meta keywords in the pages. The solution I discovered for doing this is the All In One SEO Pack, this automatically makes the categories of a blog post become meta keywords, allows adding arbitrary meta keywords when editing the blog post, and supports keywords for the entire […] In this post I recommended that job seekers not publish their CV. In a comment Gunnar suggested having a special CV for conferences. I think that Gunnar’s idea is good and have started writing my conference CV at http://etbe.coker.com.au/conferences. When I complete it I will make it part of every submission for speaking at a […] |
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