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cs312-lecture2_slides

cs312-lecture2_slides - CS 312 Linux System Administration...

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CS 312 Linux System Administration 2: Intro Pt 2 / VM Details Lance Albertson OSU Picture © Greg Keene used under CC SA 3.0 license
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Today's Objectives Perl / Python Documentation / Wiki's SSH Installation / VM Details
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When to use something other than bash? Perl – better file I/O regex support Python easy to code and popular Core system packages use python Yum (RPM package manager) Portage (Gentoo package manager) Installers (anaconda)
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Documentation: Why is it important? Training new employees Emergencies Job changes Standardize procedures Picture © Flickr user 'Gilbert R.'
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What to Document: Scripts! Comment important functions If its complex, document it If you're going to forget it, document it The more you document, the better! Don't be cryptic!
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What to Document: Server Standards Disk layout Base applications Configuration standards Services (httpd, smtp, etc) Backup procedures Monitoring Install check list
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What to Document: Applications MySQL, Apache, Postfix Configuration Log file locations Defaults Web applications Drupal, Trac, Bugzilla Upgrade procedures
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What to Document: Maintenance Server Migrations Emergency Procedures Upgrades Complex services Hardware Upgrades/Tweaks Picture © Flickr user 'gailanderson11'
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Wiki Easy to use Simple (remember K.I.S.S!) Fast Which wiki? Dokuwiki No DB requirement, all flat files Mediawiki More features, but DB requirement Picture © Flickr user 'Rugby Mad Girl'
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Useful and informative but short One-off that you may hit in the future? Its like leaving a message to your future self!
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cs312-lecture2_slides - CS 312 Linux System Administration...

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