Comments on: Free Disk Space by Reducing Reserved Blocks

By: scott

scott — Tue, 06 Dec 2011 06:57:49 +0000

Works for LVM as well:

~]# tune2fs -m 1 /dev/mapper/SysVolGroup-LogVolRoot
tune2fs 1.39 (29-May-2006)
Setting reserved blocks percentage to 1% (609894 blocks)

By: leeph

leeph — Mon, 08 Aug 2011 14:19:00 +0000

“I get this error message:

tune2fs: Bad magic number in super-block while trying to open /dev/sdb1
Couldn’t find valid filesystem superblock.

It’s a 1 TB external HDD, filesystem is JFS. strange!”

Well no wonder, tune2fs is for ext filesystems, not JFS, you idiot!

By: Free Disk Space by Reducing Reserved Blocks - Ext3 Ext4 Tutorial

Free Disk Space by Reducing Reserved Blocks - Ext3 Ext4 Tutorial — Sat, 11 Jun 2011 15:52:23 +0000

[...] Here is a good tutorial show you about Free Disk Space by Reducing Reserved Blocks: I use a one terabyte external hard drive for backing up data. The drive came formatted with a FAT filesystem, which I immediately replaced with the more reliable ext3. After formatting the drive as ext3 I noticed that the storage capacity had dropped considerably. [...]

By: Jesse Taylor

Jesse Taylor — Tue, 22 Mar 2011 01:34:04 +0000

Thanks – very useful tip. I saved about 20 gigs with this!

By: openSuse 11.3 x64 wrongly reporting available space. Should I worry?

openSuse 11.3 x64 wrongly reporting available space. Should I worry? — Sun, 24 Oct 2010 18:13:09 +0000

[...] 11.3 x64 wrongly reporting available space. Should I worry? Turns out it was reserved space: Free Disk Space by Reducing Reserved Blocks | Tombuntu Reply With Quote + Reply to Thread « Previous Thread | Next [...]

By: Some notes on creating a home theater PC using the Acer Aspire Revo « The Michigan Telephone blog

Mon, 18 Jan 2010 23:40:46 +0000

[...] If you need to (re)format a hard drive to use with your system, and you don’t want any wasted space on the drive, be sure to read this: Free Disk Space by Reducing Reserved Blocks [...]

By: Prost

Prost — Thu, 14 May 2009 22:13:55 +0000

disk free it's good !

By: Remove unnecessary reserved blocks to free up disk space. « Linux & Stuff

Mon, 04 May 2009 11:41:46 +0000

[...] in disk_space | Tags: disk_space Here’s a tip worth knowing [...]

By: Mas espacio libre en tu Disco Externo con Ubuntu | Ecubuntu

Mas espacio libre en tu Disco Externo con Ubuntu | Ecubuntu — Tue, 17 Mar 2009 21:29:57 +0000

[...] a Tom Dryer que nos informa de como recuperar ciertos bloques reservados que reducen la capacidad de un disco. [...]

By: Peng’s links for Friday, 13 Mar « I’m Just an Avatar

Peng’s links for Friday, 13 Mar « I’m Just an Avatar — Fri, 13 Mar 2009 16:11:59 +0000

[...] Tom Dryer: Free Disk Space by Reducing Reserved Blocks [...]