jschauma, to sysadmin
@jschauma@mstdn.social avatar

Hey Fediverse! The Spring semester is about to start, and I'll be teaching System Administration again:

https://stevens.netmeister.org/615/

Topics covered include: basic operating system & filesystem concepts, software installation & package management, config management, automation, tools development, TCP/IP networking, common services, system security.

All lectures are online as free videos; if you'd like to follow along, here's the playlist for Week 1:

https://www.youtube.com/playlist?list=PLDadzdouM0VCV7tjurqM8FHY6APK9wvJl

jschauma,
@jschauma@mstdn.social avatar

This week, our syllabus covers backups and restores, including use of dump(8), , and flux-capacitors (e.g., ZFS snapshots, Apple TimeMachine, NetApp's WAFL). We also were supposed to talk about and monitoring, but honestly, chances are we'll spend most of our time on the .

Playlist of lecture videos on :

https://www.youtube.com/playlist?list=PLDadzdouM0VArSooGALeG1U0y4_eYqJu8

dennisfaucher, to random

Thanks @Graylog for reminding me that I forgot to update the default route on my Grafana server. Centralizing can be a little too much to handle some days, but other days, you realize you really should.

jcuff, to devops
@jcuff@mastodon.mit.edu avatar

Splunk to be acquired by Cisco for $28 billion — pretty good exit for greping a few syslogs…

In other news, systemd is super excited.

resingm, to devops

To all you and folks out there - what would you recommend for a centralized and solution? I am using a central -ng service with a backend these days. But I am looking for a more sophisticated setup. Preferrably something that can be

If you can point me to some more resources, that would be great. The Internet suggests a whole bunch of different rabbit holes. I want to understand, how companies actually manage their log and monitoring stack without outsourcing to a 3rd party.

Cheers!

jcuff, to linux
@jcuff@mastodon.mit.edu avatar

2023 sysadmin resume:

“Installed and orchestrated a 1,037,089 node #autoscaling #Linux #hpc cluster for a popular iOS #ai app to autodetect #catsofmastodon on the #kubernetes in an afternoon. Deployed #cloudycloudboop (v0.014), and wrote a novel global #observability pipeline in #ramblesplurt to stream over 5,000PB/minute of #ngnix and #syslog data to a set of fifty billion #distributed #cloud objects. RedHat certified.”

2001 sysadmin resume:

“Managed to exit #vi once. RedHat certified”

brunty, to sysadmin
@brunty@brunty.social avatar

What do y'all use for aggregation / centralisation?

I've got a few systems (local and remote) I want to centralise for, but be able to filter logs based on the host/node they're running on?

ELK Stack? Graylog? Others?

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