Frequently Used Unix Commands

General Commands:
  cp <src> <dest>
  cp -p <src> <dest> -> to change without need to change datestamp
  scp <src> <dest>
  scp <src> username@servername:/path <desk>
  ls -> dir ( ls -ltr orderof time and owner)
  rm -> delete file
  rm -r -> recursive remove
  cp -> copy
  mv -> move

JVM Server commands:

 <Profile>/bin$ stopserver
                          startserver

OS Commands:
 lsps -s ( to check swap space)
 uname -a ( to check version)

 disk usage in kb or mb

  du -sk

  du -sm
prtconf - for ram and other details in linux
topas for Aix list of process taking max % of processor
top for solaris
chmod -> to change access prvilege for user/ primary group / secondary group
chown -> change owner
                chown primarygroup:secgroup filename
                chown  -R pg:sg foldername

Vi Editor:

Vi <Filename>
i-> insert mode
<escape> : wq (save & exist)
:q (exist without save)
:q! (force exist without save)
:wq! (force save and exist)
: \ <text> / search a text 'N' to go next

View <filename>
cat  <filename>

Network Commands:
netstat -an -> for all ports and process information

Process Commands:
ps -ef | grep java -> to find whether a java proces is running or not and it will return pid


lsof -> list of open files

kill -9 <pid> - force kill a process
kill -3  <pid> - thread dump

Zip tools:
gzip abac.gz
tar abc.gz

FTP Commands:

$ftp <SiteName>
username:
Password:
$ navigate to corresponding drive
 cd /doviswa/etc

Get/put Plugin file:
put plugin-cfg.xml
get plugin-cfg.xml