June 2022
Intermediate to advanced
742 pages
16h 25m
German
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.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.
23Logmanagement mit Elastic und Icinga
Manche Zustände von Hosts und Applikationen lassen sich nicht durch Monitoring-Plugins abfragen, sondern nur durch das regelmäßige Suchen in Logfiles erkennen. Dabei ergeben sich mehrere Probleme:
- Logfiles liegen lokal auf den zu überwachenden Hosts.
- Handhabung und Möglichkeiten zum Versand unterscheiden sich nicht nur zwischen Betriebssystemen, sondern teilweise schon zwischen Applikationen, selbst wenn sie auf demselben Host ausgeführt werden.
- Logformate sind nicht einheitlich.
- Viele Applikationen produzieren Unmengen an Logeinträgen.
- Oft ist nicht im Vorfeld bekannt, welche Logmeldungen tatsächlich kritisch und welche es Wert sind, eine Alarmierung auszulösen.
- Meist werden nur Probleme in Logdateien ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.