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Questions tagged [configuration-management]

Configuration Management refers to establishing and maintaining standardized system configurations within an organization. This tag encompasses the process of defining the configuration profiles, and the software used to manage and deploy it.

Configuration Management refers to establishing and maintaining standardized system configurations within an organization.

This tag encompasses the process of defining the configuration profiles, and the software used to manage and deploy it, such as , , and .

370 questions
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Compare 20 files with diff, not 2

Background We are moving from managing hosts by hand to configuration management. 20 files I want to compare 20 times a config file from 20 hosts. For example /etc/crontab Use case I guess about 15 of 20 files are identical. I want to see the five…
guettli
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How do I handle a IP change affecting many servers?

Due to a location change, we have to move a number of servers to new IP addresses (from 10.X.*.* to 10.Y.*.*). We're taking the opportunity to clean up our IP allocations from a haphazard setup to a more orderly one, so there's not much…
muru
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Have distributed hosts auto-connect to central jump box for reverse ssh and vnc sessions

We're going to deploy info screens in various places. They have a browser running and pull the info via HTTP. To reconfigure them, it would be useful if they connected to a central host from where we could open SSH or VNC sessions. They are not…
sba
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how do i read php5-fpm configuration and how do i optimize my configuration?

This is my current php5-fpm configuration [www] listen = 127.0.0.1:9000 listen.allowed_clients = 127.0.0.1 user = www-data group = www-data pm = dynamic pm.max_children = 50 pm.start_servers = 25 pm.min_spare_servers = 5 pm.max_spare_servers =…
Kim Stacks
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RANCID, but for arbitrary server configuration files

Does anyone have advice on such a beast? I would prefer not to have to install additional software on my AIX machines, so etckeeper isn't ideal. It's also not centralized, based on my quick reading. Ideally, I would like something that runs under…
mfinni
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Home Server Setup Questions

I think I'm on the right Stack for this question So, I've been self-hosting a web server from my home. And recently I've started to see ;'s being included in some request. Trying to, I assume, access the router. Because following the ; is the IP…
baron159
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From pet to cattle: compare /etc/rsyslog.d/local.conf 100 times

We are changing the way we handle servers: From pet to cattle. In the particular case I have about 100 servers which have a file called: /etc/rsyslog.d/local.conf I have no clue which version is the correct one. I did some testing most are equal,…
guettli
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Is Chef/Puppet too complicated?

I know both of them are amazing tools, and have great feature sets. But maybe, just maybe, they are like Word/Excel, which I probably only use < 10% feature in my lifetime. To me, a bash-based script language would be much better than a DSL. Is it…
Gnep Zhao
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Increasing server upload speed tricks

Server : IBM X3630 CPU : 2x Intel Quad Core E5620 (8265 point) RAM : 16GB DDR3 Hard Disk : 4x300GB SAS 15k Bandwidth : 10 TB Uplink Port Speed : 1 x 1000Mbps Full-Duplex With above features my server's download speed is good. But when i try to…
Bora
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init system vs configuration management

Best practice: What tasks would you give to an init system like systemd vs a configuration management system like ansible? What I like about starting up services with a CM is portability across different Linuxes but I don't think a CM is as robust…
Majid alDosari
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