Nagios : system and network monitoring

Contents......Page 7
Foreword to the Second Edition......Page 23
Information Sources on the Internet......Page 25
Introduction......Page 27
About This Book......Page 32
Note of Thanks......Page 34
PART I: From Source Code to a Running Installation......Page 37
1: Installation......Page 39
2: Nagios Configuration......Page 55
3: Startup......Page 83
PART II: In More Detail.........Page 91
4: Nagios Basics......Page 93
5: Service Checks and How They Are Performed......Page 101
6: Plugins for Network Services......Page 107
7: Testing Local Resources......Page 159
8: Plugins for Special Tasks......Page 189
9: Executing Plugins via SSH......Page 207
10: The Nagios Remote Plugin Executor (NRPE)......Page 215
11: Collecting Information Relevant for Monitoring with SNMP......Page 229
12: The Nagios Notification System......Page 267
13: Passive Tests with the External Command File......Page 293
14: The Nagios Service Check Acceptor (NSCA)......Page 301
15: Distributed Monitoring......Page 319
PART III: The Web Interface and Other Ways to Visualize Nagios Data......Page 327
16: The Classical Web Interface......Page 329
17: Flexible Web Interface with the NDOUtils......Page 377
18: NagVis......Page 391
19: Graphic Display of Performance Data......Page 405
PART IV: Special Applications......Page 461
20: Monitoring Windows Servers......Page 463
21: Monitoring Room Temperature and Humidity......Page 507
22: Monitoring SAP Systems......Page 513
23: Processing Events with the EventDB......Page 533
PART V: Development......Page 553
24: Writing Your Own Plugins......Page 555
25: Determining File and Directory Sizes......Page 565
26: Monitoring Oracle with the Instant Client......Page 577
Appendixes......Page 585
A: An Overview of the Nagios Configuration Parameters......Page 587
B: Rapidly Alternating States: Flapping......Page 613
C: Event Handlers......Page 621
D: Macros......Page 627
E: Single Sign-On for the Nagios Web Interface......Page 639
F: Tips on Optimizing Performance......Page 655
G: The Embedded Perl Interpreter......Page 671
H: What\'s New in Nagios 3.0?......Page 679
Index......Page 697