Resources

Technical notes from Linux and FreeBSD infrastructure work

Practical guides, troubleshooting notes, and operational references from production infrastructure work with Linux, FreeBSD, networking, web servers, databases, backups, monitoring, and security.

Systems Linux, FreeBSD, and production infrastructure
Workflows Troubleshooting, monitoring, backups, and security
Format Practical notes for technical readers

Practical notes from A-Team Systems' work with Linux, FreeBSD, networking, web servers, databases, backups, performance, monitoring, and production infrastructure operations.

All Tech Blog Articles

Page 6 of 6, ordered newest to oldest.

Using powerd(8) To Increase FreeBSD Performance By Over 10%

Modern Intel CPUs employ a technology called TurboBoost which works in conjunction with Intel’s SpeedStep technology to temporarily overclock specific...

  • FreeBSD
  • Performance
  • SpeedStep
  • TurboBoost
Published
Reading time
2 minutes

HOW TO: FreeBSD Partition Alignment for RAID, SSDs & 4k Disk Drives

Last Updated January 21st, 2017. This article is really popular, I’ll do my best to keep it up to date! I’ve added notes about enabling TRIM support...

  • 4k drive
  • FreeBSD
  • GPT
  • partitioning
  • Performance
  • RAID
  • SSD
Published
Reading time
4 minutes

HOW TO: Installing FreeBSD with gmirror (software RAID 1) and the GPT partitioning scheme

Last Updated November 14th, 2016: Updated to include that this works under FreeBSD 11.0 as well. Really anything between FreeBSD 9 and 11 should work...

  • FreeBSD
  • gmirror
  • GPT
  • partitioning
  • RAID
Published
Reading time
6 minutes

SCRIPT: Automatic CouchDB Compaction

As you probably know CouchDB will not automatically reclaim unused space, nor compact or clean up its views during normal operation.  Instead these...

  • CouchDB
  • UNIX
Published
Reading time
1 minute

ANSWERED: What is the Best Way to Redirect Web Visitors to My ‘Real’ Website?

Today it’s common to have a single web site but multiple URLs which you want funnel visitors from.  For example if you’ve purchased .Net and .Org...

  • Apache HTTPd
  • DNS
  • SEO
Published
Reading time
5 minutes

Why I Switched to CouchDB for Web Applications

Top Reasons to Take A Closer Look at CouchDB for Your Next Project I had been looking at MySQL alternatives for some time, and have been watching the...

  • CouchDB
  • PHP
  • Web Dev
Published
Reading time
3 minutes

ANSWERED: How Does My Computer Find a Website?

How Registrars, DNS Servers, and Web Servers Work Together One of the most common questions that arise when migrating customers from one hosting company...

  • DNS
  • registrars
Published
Reading time
2 minutes

SOLVED: FireFTP / ProFTPd Error ‘Unable to build data connection: Operation not permitted’

After updating ProFTPd on a server running FreeBSD, certain clients (FireFTP specifically) were able to log in, but not transfer files or retrieve a...

  • FireFTP
  • FTP
  • ProFTPd
Published
Reading time
1 minute

Need help with production Linux or FreeBSD infrastructure?

A-Team Systems provides engineer-led infrastructure management and support for organizations that rely on stable production systems.

Contact A-Team Systems