How do I make ls show file sizes in megabytes?

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I want to share how to see disk size using megabytes for you linux server. In this guide linux command for show directory size. No any problem using this command run on your server.

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Step #01: Connect your server using putty or MobaXterm from official website. Then op

en putty or MobaXterm for ssh on your server.

ssh -l root 10.44.50.10

Then type your server root password.

Step #02: Now run command for see disk size using megabytes

[root@localhost ~]# ls -l –block-size=M

Output below :

total 1M

This size is for root directory.

Now you goto another directory and run this command

[root@localhost ~]# cd /var/

[root@localhost var]# ls -l –block-size=M

Output below :

total 1M
drwxr-xr-x.  2 root root 1M Apr 11  2018 adm
drwxr-xr-x.  5 root root 1M Oct  2 15:18 cache
drwxr-xr-x.  2 root root 1M Apr 12  2018 crash
drwxr-xr-x.  3 root root 1M Oct  2 15:18 db
drwxr-xr-x.  3 root root 1M Oct  2 15:18 empty
drwxr-xr-x.  2 root root 1M Apr 11  2018 games
drwxr-xr-x.  2 root root 1M Apr 11  2018 gopher
drwxr-xr-x.  3 root root 1M Oct  2 15:17 kerberos
drwxr-xr-x. 24 root root 1M Oct  2 15:18 lib
drwxr-xr-x.  2 root root 1M Apr 11  2018 local
lrwxrwxrwx.  1 root root 1M Oct  2 15:17 lock -> ../run/lock
drwxr-xr-x.  7 root root 1M Jan  9 19:49 log
lrwxrwxrwx.  1 root root 1M Oct  2 15:17 mail -> spool/mail
drwxr-xr-x.  2 root root 1M Apr 11  2018 nis
drwxr-xr-x.  2 root root 1M Apr 11  2018 opt
drwxr-xr-x.  2 root root 1M Apr 11  2018 preserve
lrwxrwxrwx.  1 root root 1M Oct  2 15:17 run -> ../run
drwxr-xr-x.  8 root root 1M Oct  2 15:18 spool
drwxrwxrwt.  3 root root 1M Jan  9 20:04 tmp
drwxr-xr-x.  2 root root 1M Apr 11  2018 yp

Enjoy this 🙂