Questions tagged [du]
The du tag has no usage guidance.
73 questions
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I upgraded Debian 10 to Debian 11, then Debian 12. Why does previously used commands now say out of memory?
I upgraded two low end vps systems only used for mail and dns from Debian 10 to Debian 11 then to Debian 12. No issues during either upgrade for either system. I have a cron that rsync's the vmail ...
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5
votes
1
answer
13k
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How to output all files/folders ordered by size, including hidden ones
How can I output all files/directories, ordered by size, including hidden ones
(those whose name starts with a dot), all in one go?
By size of a directory, I mean the sum of all file sizes in the ...
0
votes
0
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20
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Centos 7.4, dev/vda1 is 100% [duplicate]
My VPS on DO now has an issue of dev/vda1 is 100% since around 3 months ago, at that time, I did poweroff & reboot then disk spaced freed.
But the thing rans into some bigger issue since 1 week ...
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1
vote
1
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481
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why are du -b and du -k different so much
I am using Ubuntu 16.04.5 LTS, and the version of du is 8.25. Now I have a question:
$ du -b /var/log/lastlog
69788251412 /var/log/lastlog
the size matches command ls -al.
While I use du -k, it has ...
- 11
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2
answers
2k
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df -h shows / is 100% but du -sh * is not showing where the utulization is [duplicate]
OS: Oracle Linux 7.5
df -h keeps showing that / is 100% full but searching on / with du -sh * is not showing where that utilization could possibly be, any help and suggestions will be appreciated. I ...
0
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1
answer
3k
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Find what is using disk space in CentOS 7 (du vs df vs lsof)
I have a server, CentOS 7, that show disk usage on DF way higher than you can see on DU and I trying to understand why
DF shows 38GB used
DU shows 14GB
There is no mount point on any folder
Checking ...
- 23
1
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0
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228
views
What accounts for mystery hard drive space gone missing? (Difference between df and du)
To preface: there are lots of other useful questions (e.g. this and this) on possible causes for different sizes reported by df and du. None of the explanations apply to my exceedingly simple case, ...
- 111
0
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1
answer
880
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df shows low disk space. It includes a directory which uses mount --bind for chroot sftp
I've setup a chroot environment for sftp access (sftp only, no shell).
The sftp user needs rw access to a host directory. I mounted it via /etc/fstab
/var/www/html /home/sftp-user/jail/html none ...
- 101
1
vote
1
answer
717
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(rsync on) mounted volume: hard links seem to be preserved, but space calculated as full files
I'm trying to set up a space-efficient rotating backup scheme with rsnapshot / rsync from a server to a Hetzner storagebox. I'm having a hard time understanding how hard links on the destination are ...
- 329
2
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0
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113
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df differs from du a lot, nfsd service seems matter
I know there have been a lot of discussion on the df/du discrepancy topic. But here I’d post a special issue and ask for some hints.
here is the detail( with a hardware raid5 with 6 sas disks)
system ...
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0
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2
answers
851
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Disk usage in LVM: Which directories contains most data?
We have following volumes:
$ df -h
Filesystem Size Used Avail Use% Mounted on
devtmpfs 3.8G 0 3.8G 0% /dev
tmpfs 3.9G 0 ...
- 167
7
votes
1
answer
15k
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Why does df -h still show 100% full even after deleting files?
The disk space on my Ubuntu web server, running on DigitalOcean, seems to be full. I have already found and deleted the large log file and restarted Nginx. However, it still seems like there is a ...
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1
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634
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speeding up du (maybe use ncdu) for backups with hard links
du -hc --max-depth=1 /home/back/tvppclientarea/ | sort -k2
To show the size of backup directories that use rsync and hard links. The command lists each directory and shows the amount added to the ...
- 341
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0
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230
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Why does `du` on CentOS 7 show 1 value, but it shows a different value on CentOS 8?
I just finished migrating a mail server from CentOS 7 over to CentOS 8.
The mail store was in /var/vmail.
The data was migrated with rsync:
rsync -rltDPH /var/vmail/* root@new-hostname:/var/vmail/
I ...
- 3,497
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2
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5k
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Disk usage (du) displays TB not MB
I have an issue while running du that it does not display the usage in units of Megabytes (as expected with -m switch) but TB:
$ du -mhs /mnt/b
2.0T /mnt/b
How can I get a more granular result?
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1
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13k
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What is right way to show folder usage in megabytes [closed]
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 ...
- 487
0
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1
answer
97
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DU shows fluctuating up then down totals during active rsync
I have 2 CentOS systems, one is rsyncing a ~411 gig directory to another.
On the receiving system, I typically run du -cs * |grep total;sleep 5 as a way to monitor the background rsync operation and ...
- 439
1
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2
answers
4k
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logrotate status files extremely large
Apache2 on an Ubuntu 16.04 box was showing issues on the websites it's hosting. It was at 100% capacity. Looking further with du, The majority of the ~100gb hard drive was filled by two files in /var/...
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-1
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1
answer
422
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Cent OS 7.2 Disk (df -h) 100% full but directory size (du -sch /* ) not [duplicate]
[root@CentOS-72-64-minimal ~]# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/md2 204G 202G 0 100% /
devtmpfs 16G 0 16G 0% /dev
tmpfs 16G 0 ...
- 29
4
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3
answers
1k
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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
...
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4
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751
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How to differentiate file & directory in the output of du -sh
The output of du -sh * | sort -h lists all the files and directories in sorted order based on size. But the problem is; the output doesn't differentiate the directories from files.
For example:
15K ...
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1
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1
answer
215
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Dir size increases after rsyncing to a different machine with same configuration
Have a MySQL (percona, 14.14 Distrib 5.6.28-76.1) machine with a 1TB SSD hosting around 712Gb of mysql data. MySQL has 4 databases, with, say database1, taking major space, 656Gb. Lets call this ...
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1
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354
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How to find the missing inodes?
df -i reports
Filesystem Inodes IUsed IFree IUse% Mounted on
/dev/simfs 300000 250697 49303 84% /
so around 250K inodes in use.
du -shx --inodes / reports 70K
to be sure no inodes was ...
- 250
0
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1
answer
59
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Why hasn't disk usage decreased by 6,728k after hard linking a file away?
Given this sequence of commands…
$ pwd
/data/backup/rsnapshot
$ sudo du -csk daily.{2,3}/ruminant
1195040 daily.2/ruminant
36712 daily.3/ruminant
1231752 total
$ ls -isk /data/backup/rsnapshot/...
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-1
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1
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66
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Why du -sh * tells me sys has 0 size?
I use du -sh * to find out the size of folders, but the sys folder is giving me 0, and the same about any folder inside sys.
find . | wc -l gives me 11k files.
Do you know why and can you suggest a ...
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1
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5k
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The file and dir sizes of du -hs * is not consistent with du -hs
When I run the bash command du -hs ., the output is
1.2G .
When I run the bash command du -hs *, the output is
108K action
4.0K activate.php
8.0K browse.php
584K captcha
164K ...
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0
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43
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du and df show discrepant amounts of available disk space on my Linux server [duplicate]
I know that inodes aren't necessarily deallocated with certain removal/deletion methods that users/programs use. When inodes are still present and pointing to files that have been deleted, but two or ...
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3
votes
2
answers
530
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df shows bad information on partition usage
I've tried to deal with this for days now with no luck. In this forum and also in other ones I can see a lot of discussion about this but none of the solutions have worked for me.
My current ...
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4
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1
answer
9k
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No more space on FreeNAS 9.3. But only half of space actually in use based on "du -sh" command
This morning I got a warning on my FreeNAS 9.3 machine about "Not enough space"
warning: The capacity for the volume 'SeanVolume' is currently at 85%, while the recommended value is below 80%.
It's ...
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2
answers
828
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What are the best ways to monitor and report disk usage on solaris?
df and du provides a total view of usage but the problem with these is that they are not broken down per user.
Is there a tool that does this? I found quot but that only works on ufs. Is there an ...
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1k
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df and du show different size and The size of the "/platform/sun4v/lib/sparcv9/libc_psr.so.1
The server is running on Sun Sparc T5220 machine with Solaris 10 installed. I've run into the disk space problem recently. Done many research but haven't found any solution so i hope can get some help ...
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1
vote
3
answers
3k
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How to find which folder is eating space fast? [duplicate]
I am running Linux server, we using this server as a samba share drive. From yesterday suddenly, one of the share drive size getting increasing (~ 100 MB every ten min). There are too many folders and ...
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1
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1k
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CentOS 6.5 DU and DF dont add up [duplicate]
# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/vg_bgsvn-lv_root 28G 26G 416M 99% /
tmpfs 495M 0 495M 0% /dev/shm
/dev/sda1 ...
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1
answer
1k
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Understanding du -sh command output
I have 1 TB of space.
I am trying to find disk usage of a folder.
du -sh command output
354M Arts
2.6M Digicams
308M Internet
391M Location
2.2G Media
110M Religion
4.8T Sports ...
- 147
0
votes
1
answer
233
views
df on 7.7GB shows 400MB available while du -sh / reports 3.8GB used [duplicate]
I believe df is reporting incorrect disk usage, as I have the following problem:
I deleted a few files to free up space, then run the following:
$ df -H
reports 7.7GB on Volume and 400MB ...
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1
answer
1k
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Does linux count s3fs mounts as local disk usage?
I have an s3 bucket mounted on an EC2 instance whose main disk is an EBS volume.
Whenever I run something like du -h /path/to/mount it tells me the size of the folders within those.
I'm wondering ...
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2
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290
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df showing 28G of total space, du showing size of '/' as 400+ G
I constantly get the unable to write to * error, even though I cleaned up a bunch of space.
df thinks my disk is 28G in size and 100% full after I deleted a lot of unused files:
$ df -h
Filesystem ...
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3
answers
2k
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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 ...
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2
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2
answers
5k
views
Why is DU causing high CPU usage?
On CentOS 6.5, du -sk /home and sh -c (du -sk \/home) 2>/dev/null run because a scheduled disk usage for /home, but du is causing 100% CPU usage. Plus, before it's even finished, another du gets ...
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4
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1
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Near 100% disk usage, df and du show very different results, lsof not the answer
The issue is that my CentOS 5.8 machine is telling me that I am nearly out of disk space when I am pretty confident this is not the case. I've done a fair amount of researching on this issue and have ...
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0
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891
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finding directory size on linux with du reports errors when files are deleted during command
I'm trying to find out the directory size of a folder to determine if a user has rights to keep writing to the folder (i.e. they are within the given limits I've imposed).
I'm doing:
du -sb <path&...
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1
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2k
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Maximixing performance for disk usage queries in linux using du -s or df while maintaining accuracy?
I'm running a script to find out the disk usage on a wide range range of VPS (size ranging from less than 1 GB of usage to over 200 GB of usage)... I'm trying to maintain performance (EG: no extra ...
- 140
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0
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33
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No disk space on / (Debian Jessie) [duplicate]
I have a problem with disk space on my dedicated server. I have no disk space available on partition /
root@server1:/# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/root 96G ...
6
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2
answers
3k
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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 ...
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5
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2
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179
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Next-gen filesystems: disk space usage log? [closed]
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 ...
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2
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2
answers
3k
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df -h disk usage of empty disk shows 188M usage ?!
I have an empty disk mounted as /data
The df -h shows me that 188M are used while a du -h shows me 4,0K.
root@marc:~# du -h --max-depth=1 /data
4,0K /data
root@marc:~# df -h
Sys. de fichiers ...
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17
votes
4
answers
48k
views
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 ...
- 357
1
vote
2
answers
5k
views
How to limit du output to a specific user?
I need to help a specific user, say alice, free up some disk space; but not all the user's files are in his home directory; many are in directories shared with other users. I'd like to have something ...
- 2,626
1
vote
1
answer
3k
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Different output by df and du [duplicate]
I have an old RHEL 5.5 Box,
When I fire df -kh I see that /var is of 49 GB with 100 % usage.
But then I go inside the /var
cd /var
and I fire
du -kh
I see that only total 300 MBs are used.
I ...
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3
votes
1
answer
355
views
How do I find the biggest files on multiple servers and sum up their size?
I am trying to find the biggest files in the /export/home directory and add up (sum) their sizes.
Script:
#!/bin/bash
filename=hostnames
> export_home.log
while read -r -a line
do
hostname=${...
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