Sun, 5 Dec 2010

10:27 AM - More useful information on ATA 4k sectors

4K in Linux

 Anything before 2.6.33 doesn't support 4K very well.  Distros with tools dated after April, 2010 can handle alignment of 4K drives properly.

UFS & 4K

Performance issues exist with the defaults selected in FreeBSD.  Matt Dillon made some comments about what to do with UFS to get it to perform well. 

DES test program for FreeBSD

This program lets you test performance differences with different alignments (sectors) of the drives in FreeBSD and MidnightBSD.

GLabel patch for FreeBSD 9-CURRENT

This patch makes Glabel align properly when using a certain flag for 4k drives.

tags: format freebsd midnightbsd ears sector wd advanced