This tag is for questions about hard disk space usage.

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1
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3answers
368 views

Are .bz2 files inside /var/lib/pengine safe to delete?

My problem is that my /var partition is over 80% (total size: 4.9G). I was reviewing the files into this partition and I saw a file which has 3.4G. (/var/lib/pengine) I dig into that /pengine file ...
12
votes
2answers
1k views

“ls -lh” reports total size less than sum of individual sizes

Under what circumstances would ls -lh show a total that is less than the sum of the individual files? For example: $ ls -lh /var/lib/nova/instances/_base total 100G -rw-rw-r-- 1 nova nova ...
2
votes
2answers
179 views

Why is my /home separate from /?

I was confused why I was getting out of space errors so I ran df and saw this: [me@fedlap /]$ df -h Filesystem Size Used Avail Use% Mounted on rootfs 43G ...
2
votes
1answer
652 views

du reports surprising total size for same data

Don't worry, this isn't typical "du vs. df" question. :-) I mounted a squashfs image (via loop) and used du to reported the size: du --apparent-size -lsh image1/ which reported 215M. Then I used rsync ...
2
votes
1answer
169 views

Getting info about a Virtual file system

I have created a Virtual ext3 partition on a armv7 machine with: dd if=/dev/zero of=./system.img bs=1000000 count=200 mkfs.ext2 ./system.img tune2fs -j ./system.img Now I need to get info about ...
3
votes
2answers
364 views

Does /var keep growing in size?

tldp.org quotes /var as: Files in /var/log can often grow indefinitely, and may require cleaning at regular intervals. So without cleaning, using a system for a long enough period will fill up ...
6
votes
2answers
404 views

Mysterious write IO

I am just reviewing the disk IO of a XEN VM server. I stumbled across a DomU that has constant write traffic. To narrow that traffic further down I logged in to the DomU (CentOS 5, 64 Bit) and ...
0
votes
1answer
1k views

Shrink a Linux guest .vdi in VirtualBox?

I've seen instructions for shrinking the .vdi image for a Windows guest machine in VirtualBox 4.1.8. However, it used a tool to write zeroes to free space in the .vdi (nullfile-1.02.exe) that is for ...
1
vote
2answers
1k views

Alias Loop in csh

Why is there an Alias loop error created here: alias df 'printf "\n"; df -hP | column -t' But not here: alias df 'df -hP | column -t' I realize I could call the alias something else and still ...
2
votes
3answers
946 views

Root filesystem nearly full - should I be worried?

me@netbook:~$ df -h Filesystem Size Used Avail Use% Mounted on /dev/sda5 323M 292M 15M 96% / tmpfs 5.0M 4.0K 5.0M 1% /lib/init/rw tmpfs ...
1
vote
1answer
457 views

/usr partition filled up, need to make it larger or mount it somewhere else

I have 160 GBhdd. I have ubuntu on about 30GB and Rest is PC-BSD 9.0. On PC-BSD, my /usr is about 11GB and that is all used up. I realize that when I try to install ubuntu inside VirtualBox. I need ...
2
votes
1answer
10k views

How to see free disk space on SunOS?

It really makes me mad. SunOS 5.9 #format Searching for disks...done No disks found! # mount / on /dev/md/dsk/d0...(skip) /var on /dev/md/dsk/d4 ... /opt on /dev/md/dsk/d5 ... /home on ...
1
vote
3answers
160 views

How to clean up my desktop?

Now, I see that my desktop running rhel 5.6 has run out of space. Now I need to clean it up. There must be some unintentional files adding up. What I would like to be able to do is list the files in ...
3
votes
0answers
472 views

GNU/Linux, IO performance problems

I have some problems with my system performance. As I was adviced here, I used sar: $sar -u 5 and found out that the problems are caused by a low HDD performance, as I supposed (high %iowait). ...
7
votes
1answer
17k views

Using --exclude with the du command

This is probably something basic but I'm not able to make it work. I'm trying to use DU to get a total size of files minus certain directories. I need to exclude one specific directory called uploads ...
0
votes
0answers
45 views

How to limit the disk space for any user? [duplicate]

Possible Duplicate: Managing disk space on servers I want to limit disk space for any specific user. Actually I need to do this for every user. I am building a Scientific Linux server and I ...
9
votes
2answers
2k views

How can I list the top IO consuming files?

My document management software is doing a lot of IO and I would like to know which files it is accessing the most. Is there a Linux tool that would give me the list of the top IO consuming files, ...
5
votes
2answers
579 views

xfs disk usage is 15-30% bigger than the files

xfs seems to use 15-30% more disk space than the files require: # du 0 . # dd if=/dev/zero of=test bs=1M count=5k 5120+0 records in 5120+0 records out 5368709120 bytes (5,4 GB) copied, 10,527 ...
2
votes
3answers
2k views

find top 10 latest modified files

How do I get the last 10 files that were modified on my system. I have a system where its disk usage is maxed out I am not sure which files is increasing rapidly. I have a mysql instance stored on a ...
13
votes
3answers
7k views

Getting size with du of files only

How can I get the size of all files and all files in its subdirectories using the du command. I am trying the following command to get the size of all files (and files in subdirectories) find . ...
3
votes
2answers
5k views

How to check disk usage in ftp?

Is there a way to sum up the disk usage of a certain directory while in ftp? I was trying to create a script that will check what is the disk usage of the current directory and prints out the free ...
5
votes
1answer
1k views

Getting disk i/o statistics for single process in Linux

I need to monitor the I/O statistics of a process that writes to disk. The purpose is to avoid write rates too high for long periods. I know there's iostat tool to accomplish this task on a ...
3
votes
2answers
7k views

Why is 'df' hanging?

I have recently been having problems running df, where it just hangs. Here's strace output, and in it, you'll see that I killed since it was just sitting there: $ strace /bin/df execve("/bin/df", ...
17
votes
2answers
5k views

How can I find the number of files on a filesystem?

I want to know how many files I have on my filesystem. I know I can do something like this: find / -type f | wc -l This seems highly inefficient. What I'd really like is to do is find the total ...
2
votes
1answer
225 views

Managing disk space on servers

Are there any open source tools to view (and possibly restrict) disk usage per user? I need to track disk usage on a server by user.
8
votes
3answers
2k views

Directory size calculation difference

I need to get the size of directory in terminal for signing purposes. I'm using following command: du -s /path/to/dir I'm multiplying the result by traditional UNIX block size (512 bytes) and get ...
5
votes
2answers
875 views

How can I diagnose and repair missing drive space?

I have a small ext3 / partition on a 2T drive which appears to have a discrepancy in its free space. How can I determine what is causing it and how it can be fixed. After trying everything I could ...
2
votes
2answers
6k views

XenServer how can I shrink the virtual drive of XenServer domU?

How can I shrink the virtual drive of XenServer image?. I gave 300Gb of space for one image (domU) and that was mistake. Now I want to shrink it. How can I do that? The system is already set up and ...
4
votes
4answers
316 views

Generating sets of files that fit on a given media size for tar -T

Can anyone suggest a script that will take as input the name of one or more directories and a media size, and output lists of files for input to tar using -T (assuming no compression)? ...
4
votes
2answers
6k views

How to list ALL directories according to their size? [without including the parent directory]

I have a bunch of random folders, some of them are hidden (beginning with a period). I want to list all of them, sorted by their sizes. I have something on the lines of this in mind: ls -d -1 -a */ ...
4
votes
2answers
2k views

`du -sh` reports different used size than `df -h` [duplicate]

Possible Duplicates: linux free disk space confusion Why is there a discrepancy in disk usage reported by df and du? df -h says that I have 494G used on /var: Filesystem Size ...
7
votes
3answers
4k views

No space on device when removing a file under OpenSolaris

While trying to mount a NFS share (exported from an OpenIndiana server) on a client box, the OI server crashed. I got the black screen of death, what looked like a log dump, then the system restated. ...
3
votes
2answers
2k views

only display df lines that has more fs usage then 80%

root@SERVER ~$ df Filesystem 512-blocks Free %Used Iused %Iused Mounted on /dev/YXCV 655360 365632 45% 6322 13% / /dev/ASDF 3801088 670648 83% 41759 32% /usr /dev/ASR ...
1
vote
2answers
3k views

df says I have 20G more disk space used than du. Why? [duplicate]

I used du to list all folders and sort by size, the results simply doesn't add up to how much disk space is used(using df). There's about 20G in discrepency, why? [root@xxx lib]# du --max-depth=1 -h ...
2
votes
4answers
235 views

How much disk space does a list of files use

How can I find how much disk does a list of files uses? I'm looking for a variation of du -s *.sql I want to see only the grand total, and with the command above, it always shows a line for each ...
4
votes
2answers
5k views

ext4: How to account for the filesystem space?

I've recently formated a 1.5 TB drive with the intention of replacing ntfs with ext4. Then I noticed that the files I saved don't fit on the new partition. df: ext4 (ext3 & ext2 show the same ...
1
vote
2answers
966 views

How can I fix linux disk without unmount it?

I had large file 200GB in my ext2 disk, then I deleted it(three are no files in Trash). And I haven't gained any free space. I don't want to use fsck as it requres me to unmount disk. I were windows ...
4
votes
4answers
5k views

Why are partion size and df output different?

I have a partition /dev/sda1. Disk utility shows, it has capacity of 154 GB. df -h shows Filesystem Size Used Avail Use% Mounted on /dev/sda1 123G 104G 14G 89% / devtmpfs ...
8
votes
6answers
8k views

Find biggest files or directories

Which command will print the sizes of all files and directories in the tmp directory (including hidden ones) and sort them by sizes from largest to smallest in human readable format (e.g. 2 GB)? The ...
2
votes
2answers
4k views

Samba reporting not enough free space

After having some problems with my NAS, I switched to Debian/Lenny. I've managed to install and configure most of the software I need, but I've hit a brick wall with Samba. I can access the shares ...
1
vote
1answer
186 views

How to store packages on a separate drive to save disk space in Linux Mint?

I'm running Linux Mint 9 from an 8G USB stick and it's nearly full with installed packages. How can I move some (but not all) packages to my internal drive?
3
votes
1answer
329 views

Why is du giving me unexpected output?

I'm new to Linux, so sorry for my simple question. I'm on Ubuntu. I have this directory: $ ls -al total 16 drwxr-xr-x 2 alberto alberto 4096 2011-04-03 16:02 . drwxr-xr-x 4 alberto alberto 4096 ...
8
votes
7answers
4k views

Splitting large directory tree into specified-size chunks?

I have a directory tree that I would like to back up to optical disks. Unfortunately, it exceeds the size of any one disk (it's about 60GB). I am looking for a script that would split this tree into ...
6
votes
2answers
2k views

Why is there a discrepancy in disk usage reported by df and du? [duplicate]

I have a Linux(CentOS) server, the OS+packages used around 5GB. Then, I transferred 97GB data from a Windows server to two folders on this Linux server, after calculated the disk usage, I see the ...
7
votes
3answers
3k views

How can I monitor disk I/O in a particular directory?

I've got a few processes with a known name that all write to files in a single directory. I'd like to log the number of disk block reads and writes over a period (not just file access) to test whether ...
3
votes
1answer
81 views

Need help with re-partitioning

First of all: I'm just a beginning Linux-User ;-) I've set up a server with OpenVZ support. I wrote a backup script that's dumping the vz containers from time to time. But some containers are not ...
9
votes
5answers
6k views

How to cache or otherwise speed up `du` summaries?

We have a large file system on which a full du (disk usage) summary takes over two minutes. I'd like to find a way to speed up a disk usage summary for arbitrary directories on that file system. For ...
41
votes
4answers
29k views

Reserved space for root on a filesystem - why?

I understand that by default, newly created filesystems will be created with 5% of the space allocated for root. I also know you can change the defined space with: tune2fs -m 1 /dev/sdXY What I'm ...
3
votes
5answers
2k views

How to check accurately the remaining disk space on a partition?

I have my /home partition formatted as ext3. Occassionally, some program that is part of GNOME is giving notifications about there only being 700mb of space left. Nautilius tells me I have 5.6GB. Disk ...
3
votes
3answers
289 views

More free blocks than reserved, but still I get “no space on device”

As you see in this dumpe2fs -h output (snipped the end, left the head in case something is important), I have more (about 86000 more, in fact) 'Free blocks' than are reserved, but I get a "no space on ...