This tag is for questions about hard disk space usage.

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10
votes
3answers
601 views

Ubuntu - No space left on device (NTFS)

I have a server which stores a lot of data, I keep many nested directories with millions of files in them. While trying to move one big directory (~700GB) from one disk to another I get an error: mv ...
2
votes
2answers
363 views

Debian 7.6 OpenVZ VPS claims full disk usage when it's clearly not true

I have Debian 7.6 installed on an OpenVZ VPS with 10G hard drive space, but for some reason it claims 100% is used when I'm clearly not using that much. I ran df -h to find out the following: $ df -h ...
4
votes
1answer
517 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). ...
2
votes
1answer
679 views

How to monitor per user disk usage in Linux

I have local disk with 2T capacity attached to a host. Nearly 60 user home directories are stored on this disk. Currently no disk quotas are enabled. I need monitor the disk usage of individual ...
0
votes
1answer
86 views

Mounted Filesystems showing wrong details

I am using SLES 11 SP3. When I run df -lh in order to see mounted filesystems I get following results, which are correct: Filesystem Size Used Avail Use% Mounted on /dev/sdb3 9.9G 2.9G ...
0
votes
1answer
864 views

How to clean up the rootfs partition or increase the size

Can't figure out how I should clean up my rootfs partition. It's 95% used, with total of 9.1G in space. Isn't that much for a root partition? This is my ouput of df -h command: /# df -h ...
0
votes
1answer
99 views

Help Deciphering Disk Usage. Where Did the Space Go?

The System An instance running on Amazon EC2 It is an m1.large EC2 instance The instance is running Ubuntu Server 12.04 LTS Here's What Happens... To begin, let's execute the following: ...
4
votes
0answers
65 views

Fixing terrible performance when watching/reading video and writing video files to disk

I have had this issue for quite some time and tried many times to fix it on my own and it always fails. IP schedulers, ionice and things like that always yield no result. I even went and bought an ...
1
vote
0answers
30 views

overlayfs root filesystem, cannot read /etc/mtab

I'm doing the following: mkdir /tmp/upper /tmp/work mount -t overlay overlay -o lowerdir=/,upperdir=/tmp/upper,workdir=/tmp/work / ls -l /etc/mtab > lrwxrwxrwx 1 root root 19 27. Feb 09:16 ...
1
vote
0answers
11 views

keep same inodes metadata with rsync or ignore metadata with du

I'm trying to synchronize two folders from a remote computer. I want to use rsync to send the folder, and du to check if the space used is identical on the remote computer. The problem is even with a ...
1
vote
0answers
204 views

No space left on device, with 320 GB free

I'm a bit lost. I have a 500 GB external hard drive with its original filesystem still in place. The last command (dd writing to a file within this filesystem) failed with "no space left on device". ...
1
vote
0answers
115 views

How to mount sdb directly or using LVM partitions on sda?

I am new to LVM and VM yet, and I need to be able to access sdb like /mybackup/ 1 - should I have sdb1 created then mount? 2 - should I mount sdb as whole disk without LVM? 3 - create lvm and than ...
1
vote
0answers
65 views

When using btrfs, why “Size”, “Used” and “Avail” values from df do not match?

I have similar problem like unix.stackexchange.com/questions/37489/ btrfs filesystem show Label: none uuid: 3fdeaf6d-ca88-4cc8-8405-f882f02693f7 Total devices 3 FS bytes used 1.53MB devid ...
1
vote
0answers
73 views

What is the most elegant way to limit /tmp?

Recently I was struck by this tricky bug. In it, /tmp gets overflowed with symlinks until the system runs out of inodes. What is the best way to be sure that this can never happen again? I'd like to, ...
1
vote
0answers
188 views

Limiting the total size of samba's vfs_recycle by pruning oldest deleted files first

Running SerNet Samba 4.0.9 on CentOS 6.4 serving as an AD DC and fileshare for XP clients. Added recycler per the example here. My concern is that the recycle dir will eventually grow large. ...
1
vote
0answers
1k views

why is df update slow?

When I remove large files, then use df to check the disk usage, often it takes a noticeable amount of time to update the disk usage percentage appropriately. This affects several data management ...
0
votes
0answers
33 views

MS Windows Folder Properties Size / Unix du -bs

I use MS Windows Folder Properties Size as a means to check the integrity of folders as I make copies, archives and backups. There have been multiple posts on the difference between the Unix system ...
0
votes
0answers
17 views

Using snmpdf on a linux or unix machine

After searching and thrusting many different tries into play, I cannot find a command or variation of one that will print results different from: $ snmpdf -v 2c -c inserted_tries here Description ...
0
votes
0answers
19 views

How can I figure out the size of a block on a busybox device?

This is the output of df on my little embedded device: # df Filesystem 1k-blocks Used Available Use% Mounted on rootfs 3008 3008 0 100% / /dev/root ...
0
votes
0answers
53 views

User mounted secondary drive as /var

I have a drive that someone else mounted using mount /dev/sdc1 /var At some point they complained that all the data was missing Now: mount /dev/sdc1 /media/testdrive df -h shows 130GB used du -h ...