Linked Questions
37 questions linked to/from Reserved space for root on a filesystem - why?
12 votes
3 answers
10k views
ext2/3/4 reserved blocks percentage purpose [duplicate]
I know that this feature dates back 20 years but I still would like to find out What is the purpose of the reserved blocks in ext2/3/4 filesystems?
0 votes
1 answer
10k views
mkdir gives "No space left on device" message but sudo mkdir works [duplicate]
When I try to use mkdir test in /home/, I get mkdir: cannot create directory ‘test’: No space left on device. I've deleted over 1Gb of files and restarted some processes that were using deleted files, ...
1 vote
1 answer
581 views
Separate /home partition on arch-based distros take more space than used [duplicate]
/dev/dm-1 861G 325M 817G 1% /home I have a separate luks encrypted /home partition with 861G allocated out of a 931G HDD. The usage is around 1%, but the availabe space is only 817G. I am having ...
0 votes
1 answer
346 views
Used < size and no available space, even after reboot [duplicate]
Yesterday evening, I ran something that produced way more output data that I expected, filling the root ext4 partition as a result. I killed the offending process and started deleting unrelated data I ...
0 votes
0 answers
143 views
Not Enough Space in /ROOT Partition [duplicate]
I need help locating the specific file that has filled my root partition and the cause of inconsistent file storage usage. this is the output of my df -h Filesystem Size Used Avail Use% Mounted ...
0 votes
1 answer
102 views
Unix filesys reserved space [duplicate]
I've read that in Unix, you can configure the file-system to reserve certain amount of space for root. Which configuration property is it?
76 votes
7 answers
260k views
Tell fs to free space from deleted files NOW
Is there a way to tell the kernel to give back the free disk space now? Like a write to something in /proc/ ? Using Ubuntu 11.10 with ext4. This is probably an old and very repeated theme. After ...
9 votes
2 answers
12k views
Why does size and used space in df output contradict available space [duplicate]
Running the following command: $ df -h Gives the following output: Filesystem Size Used Avail Use% Mounted on /dev/md2 91G 85G 1.2G 99% /home ...
2 votes
3 answers
20k views
Can't login due "disk space" exhaustion
I can't login to my CentOS system because it indicates I'm out of Hard disk space. What can I do to delete some old files?
3 votes
4 answers
15k views
How do I see how many blocks I have free on my filesystem?
I know df is supposed to provide this information, but when I run df it shows the number of 1k blocks free, yet my filesystem is using 4k blocks. I could simply divide by four of course, but this ...
3 votes
2 answers
16k views
Does LVM eats my disk space or does df lie?
Please look at the output below: bob ~ # df -h Filesystem Size Used Avail Use% Mounted on udev 5,7G 4,0K 5,7G 1% /dev tmpfs 1,2G 1,5M ...
10 votes
1 answer
10k views
tune2fs - how much space to reserve on large ext4 filesystem
I am aware that there are several questions concerning how much space to reserve on a filesystem using tune2fs -m, but some of the advice is contradictory, some seems to be relevant only to the ...
5 votes
1 answer
3k views
how much space to reserve on ext3 filesystem to prevent fragmentation issues?
I wondered about some missing space on my ext3 partition and, after some googling, found that debian based ubuntu reserves 5% of the size for root. I also found posts describing how to change that ...
3 votes
1 answer
6k views
Login when root filesystem is full
Will I be able to login into the system if the root filesystem is 100% full? Configuration: home is not a partition but is also placed on the root (i.e. /home is a directory on the partition holding ...
1 vote
1 answer
6k views
Resize2fs doesn't extend my file system to the size of the partition
I have a 1 TB hdd but when I run df -h my root partition is only 888G big.Parted -l shows the following 3 32.2GB 1000GB 968GB primary raid mdstat shows this md2 : active ...