James is a former IT executive in the banking industry and author of five technology books, including Hardening Linux, Pulling Strings with Puppet and Pro Linux System Administration James has been involved in IT Operations for nearly twenty years and is an advocate of open source technology.
He has previously worked as manager of the CERT at National Australia Bank, Executive Manager of IT Security at the Commonwealth Bank of Australia, the CIO of a medical research foundation doing Web-based clinical trials, managing the architecture group of an outsourcing company and in a number of IT roles in gaming, telecommunications and government.
He currently works at Puppet Labs as head of Operations. James manages operations, documentation, testing, support and release management for Puppet Labs.
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Contributions from James Turnbull
- Using Puppet to install an OpenStack Nova compute cloud
- Comparing the advantages of zshell over bash shell
- Linux command line tricks: less, screen, pgrep and more
- Bash commands for navigation, sharing, and find
- Setting up a syslog server in Linux
- Tracking Linux server performance with Munin
- Top five Linux performance commands
- Five Bash commands for Linux
- Linux provisioning automation with Cobbler
- Five obscure but helpful Linux commands
- Getting started with OpenQRM
- OSSEC implementation in Windows
- Solaris 10 Trusted Extensions vs. SELinux
- Spamassassin and dspam on Postfix
- Installing PostgreSQL: Infrastructural security concern
- Installing the MySQL database server securely
- Spam filters with Postfix
- Bastille or SELinux?
- Snort Log retention
- Hardening SUSE Linux Enterprise Server in eight steps