Posts by Jed Reynolds

network-tricks

More Networking Tricks

I consider the residential gateway overloaded. Your ISP is in the business of selling you the cheapest possible computer component...

dns

Is DNS What Makes My Internet Slow?

Recently, we saw what happened with the botnet attack on Dyn, but instead, let’s talk about a fine day on...

Write Your Own CPU Meter in Bash

Here’s a fun little project that is a pretty good combination of array use and pattern manipulation. #!/bin/bash function get_mhz()...

Slow SSD 3: Beyond Memory Testing

Part 1 | Part 2 Welcome, ensign, to our debrief. It sounds like you had troubling times…using…computers. Starfleet reports that...

rootboot

Slow SSD #2: Protection for your Partitions

Part 3 | Part 1 Slow SSD, part 2: Protecting my Partitions . .|. .|||. .|||||. """.|||||||.""" """"""".|||||||||.""""""" """""""".|||||||||||."""""""" """""""".|||||||||||||.""""""""...

rootboot

Slow SSD #1: Recover your Boot and Root

Part 2 | Part 3 File-system integrity! Boring words, right? You’ve got work to finish. Your system froze in the...

Gnarly Backup Logo

Tar vs Rsync

Files getting lost or corrupted? A most heinous challenge, dude! So when strange things are afoot at the Linux-workstation, we...

Gnarly Backup Logo

Backing Up Only Recent Files

Gnarly Backup School Series Getting backups done is important. Sometimes what you have to backup and what you want to...

Pound

Making a Non-Spamming Alert using Diff

Being on pager duty is a downer. And it’s a big mistake that ruins the on-call or first-responder position when...

Parsing a Git Patch with Bash

Parsing a Git Patch with Bash

I probably could have done this in perl and it would have been much faster…but I could say that about...

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