&;If you&;re a developer trying to figure out why your application is not responding at 3 am, you need this book! This is now my go-to book when diagnosing production issues. It has saved me hours in troubleshooting complicated operations problems.&;

&;Trotter Cashion, cofounder, Mashion

DevOps can help developers, QAs, and admins work together to solve Linux server problems far more rapidly, significantly improving IT performance, availability, and efficiency. To gain these benefits, however, team members need common troubleshooting skills and practices.

In DevOps Troubleshooting: Linux Server Best Practices , award-winning Linux expert Kyle Rankin brings together all the standardized, repeatable techniques your team needs to stop finger-pointing, collaborate effectively, and quickly solve virtually any Linux server problem. Rankin walks you through using DevOps techniques to troubleshoot everything from boot failures and corrupt disks to lost email and downed websites. You&;ll master indispensable skills for diagnosing high-load systems and network problems in production environments.

Rankin shows how to

Master DevOps&; approach to troubleshooting and proven Linux server problem-solving principles
Diagnose slow servers and applications by identifying CPU, RAM, and Disk I/O bottlenecks
Understand healthy boots, so you can identify failure points and fix them
Solve full or corrupt disk issues that prevent disk writes
Track down the sources of network problems
Troubleshoot DNS, email, and other network services
Isolate and diagnose Apache and Nginx Web server failures and slowdowns
Solve problems with MySQL and Postgres database servers and queries
Identify hardware failures&;even notoriously elusive intermittent failures

About the Author

Kyle Rankin, a senior systems administrator and DevOps engineer, is president of the North Bay Linux Users&; Group and is an award-winning columnist for Linux Journal. Rankin speaks frequently on open source software at SCALE, OSCON, Linux World Expo, Penguicon, and many Linux user groups. His other books include The Official Ubuntu Server Book; Knoppix Hacks, Second Edition; Knoppix Pocket Reference; and Linux Multimedia Hacks. He is also coauthor of Ubuntu Hacks.

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