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Questions tagged [du]

69 questions
1292
votes
39 answers

How can I sort du -h output by size

I need to get a list of human readable du output. However, du does not have a "sort by size" option, and piping to sort doesn't work with the human readable flag. For example, running: du | sort -n -r Outputs a sorted disk usage by size…
Tom Feiner
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7 answers

du vs. df difference

I have a fileserver where df reports 94% of / full. But according to du, much less is used: # df -h / Filesystem Size Used Avail Use% Mounted on /dev/sda3 270G 240G 17G 94% / # du -hxs / 124G / I read that open but…
Andreas Kuntzagk
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33
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4 answers

What is the difference between du -h and ls -lh?

I am having a difficult time grasping what is the correct way to read the size of the files since each command gives you varying results. I also came across a post at…
PeanutsMonkey
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22
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3 answers

FreeBSD: How to know real file size on zfs with compression on?

I'm using zfs on my FreeBSD 9.0 x64 and pretty happy with it, but I find it hard to count directory real, not compressed, size. Surely I can walk over the directory and count every file size with ls, but I'd expect some extra key for du for that…
Alexander
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16
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1 answer

Disk space usage doesn't add up with df & du

I'm trying to free up some disk space - if I do a df -h, I have a filesystem called /dev/mapper/vg00-var which says its 4G, 3.8G used, 205M left. That corresponds to my /var directory. If I descend into /var and do du -kscxh *, the total is…
Codecraft
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9
votes
3 answers

du command takes WAY too long to run

I am running du -sh in a variety of directories to find disk hogs. I got two identical servers (Dell PE2850s), both with RHEL5 and it will take significantly longer to run du on one server over the other. For example, doing du -sh /opt/foobar…
Jon Weinraub
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9
votes
1 answer

Ubuntu server: hard drive always full

I have a 50GB vps when I run df I get Filesystem 1K-blocks Used Available Use% Mounted on /dev/sda1 49982172 46580100 863064 99% / none 507212 172 507040 1% /dev none …
Krayons
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6
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1 answer

What is right way to show folder usage in megabytes

I'm using du -bs to count folder size. du -bs /folder Result is 96342835 in Bytes... so in MB is it (/1024/1024) 91,87MB. OK, but when I use du -hs /folder Result is different. 99MB Or du -s taxikondrat.cz/ 100980 KBytes = 98,61MB I tried…
Pavel
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6
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3 answers

Understanding the different directory sizes

When comparing root@debian:~# du -s /backup/test1/ 5605364 /backup/test1/ two directories with du, root@debian:/etc/init.d# du -s /data/test1/ 5605360 /data/test1/ du tells me that there is a small difference in the total size of each…
Rene
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6
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2 answers

inconsistency between du -sh and df -h

I know this is a common occurrence when the result of du -sh is smaller than that returned by the file system with df -h. (Because some files are still open in processes etc..) But in my case I have the opposite. I'm running Ubuntu 12.04 and trying…
D.Mill
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6
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6 answers

Get Size of All Folders in Directory

I want to get the size of all directories within a specific directory. I was thinking something like find . -type d -exec du -sh {} \; But that returns all directories recursively. How can I limit the depth?
Steve Robbins
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5
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2 answers

Next-gen filesystems: disk space usage log?

From time to time I run into problems when server hard disks (Linux) fill up quickly with lots of small files. When this happens I have to try to figure out how much space is being taken up and where the files are that are taking up the space. This…
Tom Scrace
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5
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4 answers

Disk full on linux server, blocks used is much less then blocks avalable

Output of df is: [root@backup log]# df Filesystem 1K-blocks Used Available Use% Mounted on /dev/mapper/VolGro 1889811408 1861658948 0 100% / /dev/sda1 101086 16235 79632 17% /boot tmpfs …
jw.
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5
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4 answers

How to do "du" on all files under a directory in linux?

This is what I tried: [demo@ ~]# ll /usr/local/apache2/logs/|xargs |du -hm - du: cannot access `-': No such file or directory I want to see the amount of space each file occupies in m unit. How to do it the correct way?
kernel
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3 answers

du -sh * show significant more used space that ls -lah

I am having trouble with running out of diskspace of one of my clients servers. The output of the commands ls -lah in /var/lib/mysql shows: drwx------ 2 mysql mysql 16K Dec 30 2015 database_xyz But when I check the filesize in the same catalogue…
Orphans
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