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Questions tagged [df]

df is a standard Unix computer program used to display the amount of available disk space for filesystems

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57 views

Unable to Detect Size of Brand new Hard Disk

I just purchased a 8TB hard drive today. I just put it in my USB enclosure. fdisk -l did see the device: Disk /dev/sdc: 1404.5 GB, 1404493455360 bytes, 2743151280 sectors Units = sectors of 1 * 512 ...
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1answer
30 views

Is there a way I can check which block of disk is really used?

I use df and du to check disk usage of centos,then I get different results from these tools. [root@localhost home]# df -Th Filesystem Type Size Used Avail Use% Mounted on /dev/mapper/...
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1answer
68 views

What is the total size of your Linux installation and total partitions on the system?

I am going through the Linux documentation and trying to answer the following questions On which partition is your home directory? How many partitions are on your system? What is the total size of ...
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1answer
125 views

Why does rm over NFS not free space immediately?

I'm on a SUSE Enterprise server which has mounted a drive via an NFS mount. I have created a 34GB file via dd if=/dev/Zero of=test_file bs=8k Count=4194304 to test the write speed of the NFS share. ...
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1answer
268 views

Increase root disk space

New to Linux, I want to increase the size of disk space in fedora-root and it appears that theres ~16GB of available space in other filesystems. Is this a correct assessment? Below I provide the ...
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2answers
77 views

This is my `df -h` output. Why is my 256G SSD partioned into so many filesystems?

Filesystem Size Used Avail Use% Mounted on udev 63G 0 63G 0% /dev tmpfs 13G 139M 13G 2% /run /dev/nvme0n1p2 103G 22G 77G 22% / tmpfs 63G ...
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1answer
31 views

df hide ifree etc (GNU)

(analogous to https://apple.stackexchange.com/questions/263437/df-hide-ifree-iused-512-blocks-customize-column-format-dont-show-inode-info for BSD) How can I hide the columns beginning with i (iused, ...
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1answer
196 views

how to increase the space on docker in CentOS7?

How can I increase the space on this docker? I need to transfer 30G of images into this docker to do the image processing within the docker however seems I only have 2G available $ sudo docker pull ...
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1answer
570 views

Linux df command returns permission denied

Any ideas on how I can fix this, Im not sure it should return those results anyway... $ df df: `/var/named/chroot/etc/named': Permission denied df: `/var/named/chroot/var/named': Permission denied df:...
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1answer
390 views

Disk space usage per owner, group or user

I am writing a small tool in which I need to find per-user, owner or group File-system-memory-usage. There is no quotas for each one, so all of them works under the same HDFS parameters in the ...
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1answer
866 views

Parse df output by columns

I'm having difficulty extracting the Filesystem and Mounted on columns from the df ouput. $df -Hl Results in Filesystem Size Used Avail Capacity iused ifree %...
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1answer
396 views

df says there is no free space, but there is free space

df shows there is no free space, but it also shows there is only 7,9/21G used. Filesystem Size Used Avail. Used% Mount path -> /dev/simfs 21G 7,9G 0 100% / devtmpfs 2,0G ...
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1answer
515 views

Wrong available storage reported for mac os

The available space on my Macbook Air is not getting reported correctly. Hard disk capacity is 120GB out of which 17GB is getting reported as available space when I check HD info. When I see in ...
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0answers
496 views

Why does the output of `lsblk` and `df -h` seem to conflict?

I'm trying to create a directory /mnt/data that will be mounted on to /dev/mapper/centos-home, since that's the biggest partition. The output of lsblk looks like this: NAME MAJ:MIN RM ...
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1answer
43 views

Debian df - What are my partitions

I have a debian server hosted by Kimsufi. It has 2TB of HDD storage. When I run df -h on my server I get this output: Filesystem Size Used Avail Use% Mounted on /dev/root 20G 1.3G 17G ...
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2answers
500 views

du and df on Mac give different results

I'm trying to figure out where my HD space is going. df tells me this: bash-3.2$ df -h / Filesystem Size Used Avail Capacity iused ifree %iused Mounted on /dev/disk1 148Gi 137Gi 11Gi ...
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1answer
50 views

System check : lsscsi Vs df

Runnning lssci I get 3 disks infos : $ lsscsi [0:0:0:0] disk ATA Samsung SSD 850 EMT0 /dev/sda [2:0:0:0] disk ATA VB0250EAVER HPG0 /dev/sdb [3:0:0:0] disk ATA ...
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1answer
147 views

How much disk space do I have?

I'm trying to find out how much disk space a system has, but df does not show the / filesystem : # df Filesystem 1K-blocks Used Available Use% Mounted on ...
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1answer
2k views

why df vs lsblk command have different results?

so this is the situation: I had this hardDrive of 500GB, on my server and tried to upgrade it to a 2T HardDrive, after the upgrade result of lsblk has changed while df still returns same results. ...
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1answer
6k views

Why might a partition show up in `mount` but not `df`?

If I compare this $> sudo mount | grep sdb /dev/sdb1 on /windows type fuseblk (rw,nosuid,nodev,allow_other,default_permissions,blksize=4096) /dev/sdb2 on /store type ext4 (rw) with this $> ...
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2answers
2k views

Find availble disk space in unix without parsing `df` output

When I type df -k ., I get the following output Filesystem 1K-blocks Used Available Use% Mounted on /dev/sda2 16512936 8650196 7023932 56% / What I do is tail the last line and ...
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1answer
1k views

Is there something wrong with my disk partition?

# fdisk -l Device Boot Start End Blocks Id System /dev/sda1 * 2048 499711 248832 83 Linux /dev/sda2 501758 41940991 20719617 5 Extended ...
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2answers
208 views

Where is my diskspace?

Recently my disk space reached the 98% mark, and I tried to discover the reason for this. My system consists of two disks: a ssd /dev/sda and a storage hdd /dev/sdb. My Linux is installed on /dev/...
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228 views

rm -rf * results in “Killed”

I used PHP to generate about 4,000,000 files in a directory (f/) because I was bored. When I cd .. and use rm -rf f, it simply returns "Killed" about half a second later and does not delete the ...
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4answers
1k views

df -l is showing 100% full but the file was removed

I got an alert that a local disk was full; dm@fooserv:/local/data/plog $ df -l Filesystem 1K-blocks Used Available Use% Mounted on /dev/mapper/rootvg-datavol ...
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1answer
90 views

df -h Size - User != Avail

When I run df -h I get the following Filesystem Size Used Avail Use% Mounted on /dev/sda3 809G 753G 14G 99% / But Size - Used is not even close to Avail (809-753 = 56 and ...
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1answer
101 views

Disk usage increasing on its own

I am using ubuntu 13.10. I checked disk usage using df. Following was the result df --block-size=1 /dev/sda1 Filesystem 1B-blocks Used Available Use% Mounted on /dev/sda1 ...
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1answer
745 views

Linux Server out of Disk Space

When I run some commands I get 'out of space' messages. I looked around the Internet for ways to diagnose the issue. I ran df: adam@nas:/$ df Filesystem 1K-blocks Used Available Use%...
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1answer
3k views

Confused about df and lsblk commands showing different information?

$ lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT xvda1 202:1 0 20G 0 disk / xvda3 202:3 0 896M 0 disk [SWAP] $ df -h Filesystem Size Used Avail Use% Mounted on /dev/xvda1 7.9G ...
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3answers
2k views

Get hard disk size without df

How to check a vendor's statement about a hard disk size? df shows results partition oriented (including tmpfs), one has to execute it and count label oriented. How to get in a single command or cat /...
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0answers
574 views

Raspbian: USB drive mounted and accessible but doesn't show on `df -h`

I have an USB drive connected to my Raspberry Pi running Raspbian. The directories on it are accessible using cd, ls etc. but the drive doesn't show up when running df. It however does show when I run ...
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1answer
557 views

What are sparse files and how to deal with them?

When dealing with sparse files, df appears to report the dummy size and not the apparent size of the file which makes it difficult to monitor free space on the system. (I use df -h to check disk usage)...
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1answer
2k views

Can I hide BIND mount points from DF?

Is there a formal way to hide the mount points of BIND from df (in CentOS 6.4) ? It's ugly and distracting. Apparently people have been complaining about it for a decade but I cannot seem to google ...
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0answers
200 views

Explaination needed for strange `df` and `du` results

Can someone help me to understand the following output: # df -h Filesystem Size Used Avail Use% Mounted on /dev/xvda1 8.0G 7.5G 167M 98% / udev 7.4G 8.0K 7.4G 1% /dev ...
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1answer
492 views

Missing space on hdd linux?

michaelxu@michaelxu-server:~$ df -h Filesystem Size Used Avail Use% Mounted on /dev/sda1 71G 65G 2.0G 98% / none 495M 224K 495M 1% /dev none ...
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2answers
739 views

Discrepancy between df and du

I have a question pertaining the difference from 'df -h' and 'du -bs'. I have seen several questions here about it, but the issue was always that 'df -h' was reporting more used space than 'du -bs'. I ...
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2answers
333 views

*nix shellscript: Get disk usage on multiple OSs

I am trying to get the usage-percentage for a given disk in a system. The program I have to write will be a bash shell script. The script has to work on Debian, Arch, and Mac OS X. My current ...
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1answer
185 views

How can the 'df' Used be different after an rsync?

I've used rsync to copy an entire hard disk from one to another which was just newly formatted. It's about 640GB of data, but the destination hard drive has 750MB more that shows up under the 'df' ...
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3answers
1k views

df -h showing wrong output in GB

If I list df output for KB, MB and GB, they do not match e.g. $ df -k |grep xvdb /dev/xvdb1 12796048 732812 11413172 7% /xxx $ df -m |grep xvdb /dev/xvdb1 12497 ...
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1answer
11k views

How do I change the default for the “df” command in the Unix/Linux Terminal in the tcsh shell?

I am in the Unix/Linux terminal right now and I'm not in any kind of editor such as vi or emacs. Now when I type in the "df" command, I get the amount of disk free space in KILOBYTES. I want to change ...
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2answers
52k views

Running out of disk space on /home directory?

I have a 200GB HD and have just installed Linux Mint (12 - KDE) as the only OS (I formatted and wiped my previous Windows 7 installation). I am in the process of installing my "sandbox" and because I'...
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2answers
978 views

In Linux, is it possible to get a listing of drives' disk space usage that also shows volume labels?

I know about df, of course, but df does not output volume labels. I have 5 USB hard drives plugged into my NAS box, and would love to know which is which. Current df output: Filesystem ...
5
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1answer
3k views

df reported size/used/available discrepancy

$ df -h Filesystem Size Used Avail Use% Mounted on /dev/mapper/VolGroup00-Backups 425G 377G 27G 94% /Backups Size = 425G Used = 377G Available = 27G Used + Available = 404G ...
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0answers
65 views

df reporting weird file usage info

This is on an ubuntu machine running jaunty (9.04). Yesterday there was 30 something gigs free, now df is reporting: /dev/sda1 9.2G 5.1G 3.7G 59% / none 966M ...
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7answers
50k views

How to analyse disk usage in command line linux?

du and df are nice, but I don't know how to filter the data they provide the way I do with SequoiaView. I would like to know which are the largest folders and the largest files in a glance.