Should We Worry About Virtual Disk Fragmentation?
Mar 1, 2016
Recently, I explained about qcow2 or QEMU Copy-On-Write v2 and some performance trade-offs for virtual disks. One thing that might alarm you is the appearance of a high percentage reported fragmentation on compressed qcow2 disks. Don’t worry, this isn’t what you probably think! That’s all you really need to know, keep reading if you want […]
Avoid Fragmentation: Newer is Better
Nov 25, 2015
File system fragmentation sounds like a dreary topic, but nothing is as tedious as waiting for a sluggish system. Because the disks are the slowest components in the system by a large margin, careful attention to file system layout and fragmentation reduction can yield large gains. “Newer is Better” in several ways, let’s look at […]