DISK COMMANDS :
1) du : Gives amount of disk space usage
Syntax : $ du [options] [directory or file]
2) $du –sh file/dir
----> Gives the size of the file/dir
3) df -kh : Gives Available space mounted on file system.
4) du -sm : Shows in no of blocks.
LS COMMANDS :
1) ls -al : To show all files in Current directory.
2) ls -ltr : List the files in directory with the Newest files last.
3) ls - l | grep "^d" : Only users created directories in your system.
4) ls -of -i : 9080 To check the port
5) less : To view tar files without untar.
COMPRESS COMMANDS :
1) gzip : Used to compress the file.
2) gunzip : Decompress a file.
PROCESS COMMANDS :
1) ps -ef : All ports will be displayed.
2) ps -ef | grep java : Show all Java processes.
3) ps -ef | grep java | wc -l : To show how many java processes are running on system.
4) ps -ef | grep java | wc -c : Display one line Character Count.
SEARCH COMMANDS :
1) Find : The find command is used to find the files in the hard drive.
Example: $ find *.pl
2) Locate : The locate command is much faster than the find command.
-----> Finding a file using locate is faster when compared to the find command
Example : $ locate
Q) How to check a particular port is working or not in unix?
A) netstat -a | grep 80
Q) What is the present LINUX VERSION ?
A) VERSION 5.0
Q) In ls -lrt, what t stands for and r stands for l stands for?
A) -l shows you huge amounts of information (permissions, owners, size, and when last modified.)
Next Page : http://webspherelife.blogspot.com/2018/09/unix-commands-websphere-application_2.html
1) du : Gives amount of disk space usage
Syntax : $ du [options] [directory or file]
2) $du –sh file/dir
----> Gives the size of the file/dir
3) df -kh : Gives Available space mounted on file system.
4) du -sm : Shows in no of blocks.
LS COMMANDS :
1) ls -al : To show all files in Current directory.
2) ls -ltr : List the files in directory with the Newest files last.
3) ls - l | grep "^d" : Only users created directories in your system.
4) ls -of -i : 9080 To check the port
5) less : To view tar files without untar.
COMPRESS COMMANDS :
1) gzip : Used to compress the file.
2) gunzip : Decompress a file.
PROCESS COMMANDS :
1) ps -ef : All ports will be displayed.
2) ps -ef | grep java : Show all Java processes.
3) ps -ef | grep java | wc -l : To show how many java processes are running on system.
4) ps -ef | grep java | wc -c : Display one line Character Count.
SEARCH COMMANDS :
1) Find : The find command is used to find the files in the hard drive.
Example: $ find *.pl
2) Locate : The locate command is much faster than the find command.
-----> Finding a file using locate is faster when compared to the find command
Example : $ locate
Q) How to check a particular port is working or not in unix?
A) netstat -a | grep 80
Q) What is the present LINUX VERSION ?
A) VERSION 5.0
Q) In ls -lrt, what t stands for and r stands for l stands for?
A) -l shows you huge amounts of information (permissions, owners, size, and when last modified.)
-r reverses the order of how the files are displayed.
-t shows you the files in modification time
Q) How to check WAS is running or not through PS?
A) Ps -grep
A) Ps -grep
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