How do I find the top 10 largest files in UNIX?

How do I find the top 10 large files in Unix?

Linux find largest file in directory recursively using find

  1. Open the terminal application.
  2. Login as root user using the sudo -i command.
  3. Type du -a /dir/ | sort -n -r | head -n 20.
  4. du will estimate file space usage.
  5. sort will sort out the output of du command.
  6. head will only show top 20 largest file in /dir/

How do I find the top 10 largest files in Linux?

Command To Find Top 10 Largest Files In Linux

  1. du command -h option : display file sizes in human readable format, in Kilobytes, Megabytes and Gigabytes.
  2. du command -s option : Show total for each argument.
  3. du command -x option : Skip directories. …
  4. sort command -r option : Reverse the result of comparisons.

How do I find the first 10 files in Unix?

Type the following head command to display first 10 lines of a file named “bar.txt”:

  1. head -10 bar.txt.
  2. head -20 bar.txt.
  3. sed -n 1,10p /etc/group.
  4. sed -n 1,20p /etc/group.
  5. awk ‘FNR <= 10’ /etc/passwd.
  6. awk ‘FNR <= 20’ /etc/passwd.
  7. perl -ne’1..10 and print’ /etc/passwd.
  8. perl -ne’1..20 and print’ /etc/passwd.

How many GB is my UNIX directory?

Using the “-h” option with the “du” command provides results in “Human Readable Format“. This means you can see sizes in Bytes, Kilobytes, Megabytes, Gigabytes, etc.

What is Proc Kcore file?

/proc/kcore is a file in the virtual /proc filesystem of a Linux machine. It is created by the kernel in fs/proc/kcore. c and allows read access to all the kernels virtual memory space from userland. Internally it has the format of an ELF core dump file (ELF Type 4/ET_CORE). …

How do I list the first 10 files in Linux?

The ls command even has options for that. To list files on as few lines as possible, you can use –format=comma to separate file names with commas as in this command: $ ls –format=comma 1, 10, 11, 12, 124, 13, 14, 15, 16pgs-landscape.

How do I list directories in Linux?

See the following examples:

  1. To list all files in the current directory, type the following: ls -a This lists all files, including. dot (.) …
  2. To display detailed information, type the following: ls -l chap1 .profile. …
  3. To display detailed information about a directory, type the following: ls -d -l .

How do I list only directories in Linux?

How can I list directories only in Linux? Linux or UNIX-like system use the ls command to list files and directories. However, ls does not have an option to list only directories. You can use combination of ls command, find command, and grep command to list directory names only.

How do I copy the first 10 files in UNIX?

Copy the first n files from one directory to another

  1. find . – maxdepth 1 -type f | head -5 | xargs cp -t /target/directory. This looked promising, but failed because osx cp command doesn’t appear to have the. …
  2. exec in a few different configurations. This probably failed for syntax problems on my end : /

How do cats get first 10 lines?

To look at the first few lines of a file, type head filename, where filename is the name of the file you want to look at, and then press <Enter>. By default, head shows you the first 10 lines of a file. You can change this by typing head -number filename, where number is the number of lines you want to see.

How do I display the 10th line of a file?

Below are three great ways to get the nth line of a file in Linux.

  1. head / tail. Simply using the combination of the head and tail commands is probably the easiest approach. …
  2. sed. There are a couple of nice ways to do this with sed . …
  3. awk. awk has a built in variable NR that keeps track of file/stream row numbers.
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