still thinking about this one

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Some of my favorite Linux networking sheets

1yr ⋅

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30 years ago....on this day.....this is how Linux started. Rest is history! Happy bday #linux

2yr ⋅

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Sysadmins in March 2021

3yr ⋅

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deepest secret

1yr ⋅

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Don’t know if it’s a repost but,.

4yr ⋅

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Maybe we should update how we code parent and child functions lol....

2yr ⋅

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Merry Christmas to all.

2yr ⋅

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TIL ..oh dear!

7mo ⋅

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Certificate Ripper released - tool to extract server certificates

2yr ⋅

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Linux meme based upon discworld

1yr ⋅

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Found this on Twitter. Felt worth sharing

3yr ⋅

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The book that started it all for me, back in 1998 or 1999 :D

4yr ⋅

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Ansible for new admins, extreme advertising edition

5yr ⋅

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Kaseya isn't having the best of their times. Has the most recent hack affected your workplace?

3yr ⋅

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Other sysadmins at work got me a cake for my birthday last year. I still love it even with the syntax error.

4yr ⋅

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Happy System Administrator Appreciation Day - our communications department wanted to do something nice, one of my colleagues obviously does not like hugs :)

5yr ⋅

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Improvise, Adapt, Adapt, Adapt, Overcome.

5yr ⋅

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Certificate Ripper v2 released - tool to extract server certificates

1yr ⋅

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A small difference makes you a good administrator

1yr ⋅

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[PSA] BOINC is an ongoing COVID-19 hackathon. No programming required.

4yr ⋅

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I wrote a program that fixes your errors in the command line

2yr ⋅

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keep getting spammed “grub” does anyone know why this would happen?

1yr ⋅

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There were 9585 failed login attempts since the last successful login. Someone's been trying to hack my VPS. Please help!

4yr ⋅

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Easy way to remember the options..

1yr ⋅

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Legends <3

1yr ⋅

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Systemd cheatsheet

6yr ⋅

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How's is that job search going?

5yr ⋅

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How can my system load be so high if the CPUs are barely being used? Disk IO?

1yr ⋅

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Is it fake?

2yr ⋅

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When you’re tired of Linux administration and pivot to painting and remodeling

5yr ⋅

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25 brand new, identical servers - NVMe drives on one (left) appear on different PCI bus addresses. Ideas why?

1yr ⋅

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Setting up new cloud network; Decided to code status screen to resemble old EKG viewers.

6yr ⋅

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Schrodinger’s Backup

6yr ⋅

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ATOP seems more intuitive than htop...what's your throught?

2yr ⋅

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Any idea/tool/way to make this happen, I want to create a L2 extended network to let the server on right side to talk with his network which is in different site/subnet ?? Thank youu

1yr ⋅

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Saw this plate out in the wild today

5yr ⋅

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Stolen from @nixCraf, sorry bro, can't resist the temptation!

1yr ⋅

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The book that started it all for me, back in 1998 or 1999 :D

3yr ⋅

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Monitoring the CPU frequency scaling at runtime with freqtop.

3yr ⋅

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What hardware do I need to practice these technologies on ?

4yr ⋅

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Recently received my copy of the new edition of the UNIX and Linux System Administration Handbook that just came out.

7yr ⋅

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Nagios throwing some shade at Facebook after today’s outage.

5yr ⋅

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One creative HPC user reports an issue

6yr ⋅

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Hacking power on F5 lbs

5yr ⋅

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I couldn't resist creating a Marie Kondo meme for my SysAdmin friends...

5yr ⋅

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This shell plugin I wrote writes your git commands

2yr ⋅

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Looking for suggestions to make this better

5yr ⋅

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diskgraph - To graph disk IO in a linux terminal.

3yr ⋅

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And we begin the upgrade to Buster!

5yr ⋅

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long time monokai lover.. are there better alternatives out there?

1yr ⋅

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Mdadm raid10 (8drives) member drive NASTY errors, how should I fix this? Replace it? Fsck?

4yr ⋅

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Hello! I'm a beginner can anyone help me with this error? it's centos 7, everything was working normally last time i used this pc. The weird thing is that i only have one HDD (hd0) and i tried to recover the gpt9 partition but no OS seem to detect it even with a live linux system. Thanks in advance.

3yr ⋅

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Don't forget your scheduled jobs!

5yr ⋅

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Will it be possible to set up a VPN network for internet access?

3yr ⋅

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Kernel issues when converting OL6 (shameless RHEL clone) to OL7

3yr ⋅

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No, please no.

4yr ⋅

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I got a SSH login from 100.90.54.128 on my RPi which only has port 80 and 443 port forwarded

5yr ⋅

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curl cheat.sh

6yr ⋅

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Linux Performance Observability

5yr ⋅

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It’s been a while since I’ve held you... and I can’t let you go.

6yr ⋅

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And so my journey into Linux Administration begins.

6yr ⋅

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[Humor] Also fail2ban maybe?

5yr ⋅

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It’s just one of those days...

6yr ⋅

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Debian KVM - Corrupted graphics on virtual console? And other problems

3yr ⋅

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Boss wanted documentation about our cloud-based Jenkins build system

9yr ⋅

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RAID1 (mdadm) - Is correct configured?

3yr ⋅

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Downside to having a good friend who works overnight monitoring your servers

8yr ⋅

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Wish I got a screenshot of this 40 days ago.

9yr ⋅

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Why are there two signature entries for some repos when I run yum update? And why are there 3 exclamation marks after the duplicates?

6yr ⋅

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Help. New to lvm, system failed to start after using lvreduce and lvextend commands. Last command before reboot shown below.

3yr ⋅

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That feeling when you SSH into the wrong server... the screenshot tells the whole desperate tale.

12yr ⋅

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Oh, that really clears it up for me. Am I missing something here or is my distro taking crazy pills?

12yr ⋅

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This is a physical server I got to learn Linux. Is 6 gig of memory enough to run 3 or more VMs? And if I change or add more memory to it will it affect what I have installed even without touching the hard drive.

6yr ⋅

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What my co-worker sees when he logs into our Linux systems. (not very original, but fun regardless)

12yr ⋅

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Is there any software you know of that actually does this?

9yr ⋅

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At least all traces of Sun haven't been wiped out yet.

12yr ⋅

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My awesome co-workers made me this t-shirt for my birthday

13yr ⋅

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Nagios check_esxi_hardware plugin gives the following output on all Dell poweredge servers, even though everything is normal from idrac. Does anyone have any idea?

5yr ⋅

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What does r/linuxadmin think of my new bumper sticker? After all, he's the reason I have no trouble getting paid in the recession.

13yr ⋅

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So this is what happens when all the students go home for the summer. /nerdgasm

14yr ⋅

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