June 2015
Intermediate to advanced
152 pages
3h 20m
English
Content preview from Zabbix Performance TuningBecome 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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The necessary adjustments in the Kernel
One point that has to be changed immediately is the limit on the number of open files because in certain critical situations, Linux servers generate an exception called Too many open files. This kind of problem occurs when a particular user (including root) reaches the maximum limit of the number of open files allowed by the system.
With Zabbix, it is no different and we need to pay attention to it. Each Zabbix server process (pollers, trappers, housekeeping, discovery, syncers, and so on) will request opening of files, both for writing and reading. It is worth stressing that a socket is also considered an open file. Zabbix usually opens many TCP/IP connections to perform data collection. Each connection ...
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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.