User frostschutz - Unix & Linux Stack Exchange

frostschutz

Member for 10 years, 2 months
Last seen this week

GitHub
github.com/frostschutz
Heidelberg, Germany

724 Answers

Score Activity Newest

158 votes

How do I remove the first 300 million lines from a 700 GB txt file on a system with 1 TB disk space?

answered Sep 21, 2020 at 10:43

94 votes

Parallelize a Bash FOR Loop

answered Dec 5, 2013 at 21:10

93 votes

Accepted

What NOT to put on an SSD?

answered Jun 27, 2013 at 9:34

82 votes

Accepted

SmartMonTools: How can I know if there is any smartctl test running on my hard disk?

answered May 9, 2015 at 11:06

80 votes

Accepted

What happens if the limit of 4 billion files was exceeded in an ext4 partition?

answered Jul 2, 2019 at 7:38

75 votes

How to chmod without /usr/bin/chmod?

answered Jul 21, 2013 at 20:42

70 votes

Accepted

What does "rm is hashed" mean?

answered Dec 19, 2013 at 12:25

70 votes

Accepted

Running a loop precisely once per second

answered Aug 6, 2018 at 15:20

65 votes

Accepted

How to interpret badblocks output

answered Feb 19, 2013 at 16:45

59 votes

What's the philosophy behind delaying writing data to disk?

answered Aug 20, 2015 at 13:43

52 votes

Why does piping `tar` into `dd` not stop until the disk is full?

answered Oct 5, 2018 at 14:36

42 votes

Accepted

Auto expand last partition to use all unallocated space, using parted in batch mode

answered Jun 23, 2017 at 20:43

40 votes

Accepted

How do you remember command options?

answered Aug 3, 2014 at 23:04

38 votes

Accepted

SSD: how often should I do fstrim?

answered Jul 24, 2015 at 7:19

37 votes

What is the difference between 'bs', 'count' and 'seek' in dd command?

answered Jun 3, 2014 at 19:10

37 votes

Accepted

Why am I getting unevenly-spread results when using $RANDOM?

answered Jul 4, 2019 at 10:02

36 votes

Accepted

Restore a LUKS partition that was overwritten by pvcreate

answered Jun 13, 2022 at 20:20

36 votes

Accepted

Pre-encryption wipe, why?

answered Aug 20, 2017 at 10:26

33 votes

Accepted

How can I force /dev/random to block?

answered Mar 6, 2022 at 21:12

32 votes

Accepted

What is the purpose of patches of the linux kernel?

answered Jun 22, 2014 at 12:03

32 votes

How do I remove the first 300 million lines from a 700 GB txt file on a system with 1 TB disk space?

answered Sep 21, 2020 at 15:12

31 votes

Accepted

Scripteable GPT partitions using parted

answered May 5, 2015 at 15:37

31 votes

Accepted

Are the named pipe created by `mknod` and the FIFO created by `mkfifo` equivalent?

answered Jul 28, 2019 at 12:43

30 votes

How does touch -t work internally?

answered Jun 7, 2013 at 23:42

28 votes

Accepted

ssh "-P" option, what's it used for?

answered Aug 18, 2018 at 15:50

27 votes

Accepted

Trim with LVM and dm-crypt

answered Aug 7, 2013 at 21:04

26 votes

Accepted

What does `cryptsetup resize` do if LUKS doesn't store partition size?

answered Jan 11, 2018 at 13:46

25 votes

Accepted

How to delete a tilde (~) folder?

answered Apr 27, 2016 at 18:59

24 votes

Why using more threads makes it slower than using less threads

answered Jun 23, 2013 at 14:52

24 votes

How to send many commands to shell and wait for the command behind ends

answered Feb 4, 2013 at 13:53

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