December 1999
Intermediate to advanced
368 pages
10h 39m
English
Content preview from UNIX® Fault Management: A Guide for System AdministrationBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Important Application Components to Monitor
Applications can be monitored from several different perspectives. This chapter divides application monitoring into configuration management, fault management, and resource and performance management.
An application can fail for many reasons. Software logic problems, hardware faults, limit conditions (such as running out of memory or overflowing a counter), and race conditions (such as forgetting to request a semaphore) can all cause an application to fail. In some of these cases, an operator can determine what happened by other system events (such as available memory dropping below a threshold). However, having monitors watching specific applications is often useful. Customized application monitors ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.