1.

Record Nr.

UNINA9910452726903321

Autore

Ryder Tom

Titolo

Nagios Core administration cookbook [[electronic resource] ] : develop an integrated monitoring solution for virtually any kind of network / / Tom Ryder

Pubbl/distr/stampa

Birmingham, : Packt Pub., 2013

ISBN

1-84951-557-3

1-299-19853-8

Edizione

[1st edition]

Descrizione fisica

1 online resource (366 p.)

Collana

Community experience distilled

Disciplina

005.4476

Soggetti

Computer networks - Management

Electronic books.

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

Includes index.

Nota di contenuto

Cover; Copyright; Credits; About the Author; About the Reviewers; www.PacktPub.com; Table of Contents; Preface; Chapter 1: Understanding Hosts, Services, and Contacts; Introduction; Creating a new network host; Creating a new HTTP service; Creating a new e-mail contact; Verifying configuration; Creating a new hostgroup; Creating a new servicegroup; Creating a new contactgroup; Creating a new time period; Running a service on all hosts in a group; Chapter 2: Working with Commands and Plugins; Introduction; Finding a plugin; Installing a plugin; Removing a plugin; Creating a new command

Customizing an existing commandUsing an alternative check command for hosts; Writing a new plugin from scratch; Chapter 3: Working with Checks and States; Introduction; Specifying how frequently to check a host or service; Changing thresholds for PING RTT and packet loss; Changing thresholds for disk usage; Scheduling downtime for a host or service; Managing brief outages with flapping; Adjusting flapping percentage thresholds for a service; Chapter 4: Configuring Notifications; Introduction; Configuring notification periods; Configuring notification for groups

Specifying which states to be notified aboutTolerating a certain number of failed checks; Automating contact rotation; Defining an escalation for repeated notifications; Defining a custom notification method;



Chapter 5: Monitoring Methods; Introduction; Monitoring PING for any host; Monitoring SSH for any host; Checking an alternative SSH port; Monitoring mail services; Monitoring web services; Checking that a website returns a given string; Monitoring database services; Monitoring the output of an SNMP query; Monitoring a RAID or other hardware device; Creating an SNMP OID to monitor

Chapter 6: Enabling Remote ExecutionIntroduction; Monitoring local services on a remote machine with NRPE; Setting the listening address for NRPE; Setting allowed client hosts for NRPE; Creating new NRPE command definitions securely; Giving limited sudo privileges to NRPE; Using check_by_ssh with key authentication instead of NRPE; Chapter 7: Using the Web Interface; Introduction; Using the Tactical Overview; Viewing and interpreting availability reports; Viewing and interpreting trends; Viewing and interpreting notification history; Adding comments on hosts or services in the web interface

Viewing configuration in the web interfaceScheduling checks from the web interface; Acknowledging a problem via the web interface; Chapter 8: Managing Network Layout; Introduction; Creating a network host hierarchy; Using the network map; Choosing icons for hosts; Establishing a host dependency; Establishing a service dependency; Monitoring individual nodes in a cluster; Using the network map as an overlay; Chapter 9: Managing Configuration; Introduction; Grouping configuration files in directories; Keeping configuration under version control; Configuring host roles using groups

Building groups using regular expressions

Sommario/riassunto

This book is written in Cookbook style, beginning with recipes based on basic structure which gradually progresses towards using Nagios Core as a monitoring framework. This book is for System Administrators who are looking for recipes to help them deal with advanced network monitoring issues with Nagios Core.



2.

Record Nr.

UNINA9910451394603321

Autore

Cai Yongshun

Titolo

State and laid-off workers in reform China : the silence and collective action of the retrenched / / Yongshun Cai

Pubbl/distr/stampa

London ; ; New York : , : Routledge, , 2006

ISBN

1-134-20416-7

1-280-31363-3

9786610313631

0-203-02907-0

Descrizione fisica

1 online resource (209 p.)

Collana

Routledge studies on China in transition ; ; 23

Disciplina

331.13/7951

Soggetti

Unemployed - China

Working class - China

Manpower policy - China

Industrial management - China

Civil society - China

Electronic books.

China Politics and government 1976-2002

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

Description based upon print version of record.

Nota di bibliografia

Includes bibliographical references (p. [167]-183) and index.

Nota di contenuto

Book Cover; Half-Title; Series Title; Title; Copyright; Dedication; Contents; List of Tables; Acknowledgments; List of Abbreviations; 1. Introduction; 2. The Ending of a Socialist Contract and Retrenchment; 3. Retrenchment and Laid-of Wworkers' Responses; 4. Fragmentation and Collective Action; 5. Management and Worker Silence; 6. The Government and the Prevention of Worker Resistance; 7. The Collective Action of Chinese Laid-off Workers; 8. Conclusion; Appendix: Data Collection; Notes; Bibliography; Index

Sommario/riassunto

In the 1990s, the Chinese government launched an unprecedented reform of state enterprises, putting tens of millions of people out of work. This empirically rich study calls on comprehensive surveys and interviews, combining quantitative data with qualitative in its examination of the variation in workers' collective action. Cai



investigates the difference in interests of and options available to workers that reduce their solidarity, as well as the obstacles that prevent their coordination. In addition, and perhaps more importantly, this book explores the Chinese Government's policies and h