How 2 Know
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October, 2013Archive for

how to log ftp commands

Tuesday, October 22nd, 2013

if you need to see FTP users log, and what they do on your system, just do the following commands ( this article doesn’t useful for past commands, it will be useful to get commands in the future after you do these steps):

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how to know the Major Number for Specific Volume Group

Monday, October 21st, 2013

to list the Major number for Specific Volume Group, use the following Command :
“lvgenmajor VOLUME_GROUP_NAME”

for example :

# lvgenmajor rootvg
10

and the following link show how to display the available Major Numbers:

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how to list file system inside specific volume group

Monday, October 21st, 2013

You can use command ‘lsvgfs’ to list all file systems inside specific volume group like the following example:

# lsvgfs rootvg
/
/usr
/var
/tmp
/home
/opt
/admin
/var/adm/ras/livedump
/oracle_osb
/u01/app/oracle
/u02/oradata
/iso_image
/TestFs

how to mirror 2 terminals

Thursday, October 10th, 2013

Hello Everone,

do you think about terminal mirroring ??

do you think about how to know what the other users write on Shells???

AIX has a great commands you can use it for mirroring to see what others write or if you want to teach multi students and they can see on your terminal.

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how to see hidden char in file

Wednesday, October 9th, 2013

some times you transfer files from windows to Linux or UNIX using binary method, you will find some hidden characters  on the file, to display these hidden character  use commands “cat” with option “vte” see the following examples:

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System Accounts Description

Wednesday, October 9th, 2013

Hello Everybody,

i bring on the below line some description for system users and for what they used :

Description of accounts

  • root :
    • Commonly called the superuser (UID 0), this is the account that system administrators log into to perform system maintenance and problem determination.

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how to ease navigation with CDPATH

Monday, October 7th, 2013
$CDPATH=:..:~:~/projects

Set CDPATH to ease navigation

CDPATH tells the cd command to look in this colon-separated list of directories for your destination. My preferred order are

1) the current directory, specified by the empty string between the = and the first colon,

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