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Mastering CentOS 7 Linux Server

You're reading from Mastering CentOS 7 Linux Server

Product type Paperback

Published in Jan 2016

Publisher Packt

ISBN-13 9781785282393

Length 298 pages

Edition 1st Edition

Tools

CentOS

Concepts

Servers

Authors (2):

Alibi

BHASKARJYOTI ROY

View More author details

Table of Contents (16) Chapters

Mastering CentOS 7 Linux Server

Credits

About the Authors

About the Reviewers

www.PacktPub.com

Preface

1. Advanced User Management FREE CHAPTER

2. Security

3. Linux for Different Purposes

4. Mail Server with Postfix

5. Monitoring and Logging

6. Virtualization

7. Cloud Computing

8. Configuration Management

9. Some Additional Tricks and Tools

Index

SELinux troubleshooting

SELinux comes with some tools that are very useful for checking errors and troubleshooting. We already saw one, sealert -l <alert id>, where we gather the alert ID by looking into /var/log/messages. There is another command called ausearch, which is also very helpful in checking errors if the auditd service is running, which is as follows:

ausearch -m avc -c httpd

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Authors (2)

Alibi

Alibi

Mohamed Alibi is a Linux system administrator who works at the European Bioinformatics Institute, EMBL-EBI. His area of specialization is mass virtual machine and container provisioning and infrastructure administration for medium-sized distributed bioinformatics training facilities. He always keeps abreast of the latest innovations and developments in new technologies to solve his daily challenges. He holds an MSc in Networking and Computer Sciences in a collaborative program with the University of Illinois Urbana-Champaign and the IPT of Tunis, where he expanded his expertise in grid computing data management between the NCSA and IGB under the NIH project H3ABioNet. He published his first book in 2015 with Packt, called Mastering CentOS 7 Linux Server.

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BHASKARJYOTI ROY

BHASKARJYOTI ROY

Bhaskarjyoti Roy is a Linux and open source enthusiast with more than 12 years of experience in Linux system administration, virtualization, and cloud computing. He provides his services to many companies and organizations on a daily basis. He learns from his experience, which he has gained through self-learning and serving clients regularly. He has built more than 100 servers based on various CentOS versions running different types of services such as virtualization, web-server, e-mail, DNS, and many more. He is currently working with gotcha! Mobile Solutions, a Dallas based digital marketing agency specializing in local SEO, mobile web apps, and custom web development projects.

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