Common Linux Command Searching locate- list files in filename database find -recursive file search grep-search file (also see"egrep"& fgrep") · Text editors vim- text editor pico-another text editor emacs -another text editor nano-and another text editor
Common Linux Command • Searching – locate - list files in filename database – find - recursive file search – grep - search file (also see "egrep" & "fgrep") • Text Editors – vim – text editor – pico - another text editor – emacs - another text editor – nano - and another text editor
Common Linux Command Compression tar-tape archiver gzip-GNu compression utility bzip2 -compression and package utility unzip uncompress zip files · Session and terminal history-command history clear - clear screen
Common Linux Command • Compression – tar - tape archiver – gzip - GNU compression utility – bzip2 - compression and package utility – unzip - uncompress zip files • Session and Terminal – history - command history – clear - clear screen
Common Linux Command User Information yppasswd -change user password (not available in our cluster) finger-display user() data, includes full name Who - display user(s) data W-display user(s)current activity System Usage ps -show processes kill -kill process uptime-system usage uptime
Common Linux Command • User Information – yppasswd - change user password (not available in our cluster) – finger - display user(s) data, includes full name – who - display user(s) data – w - display user(s) current activity • System Usage – ps - show processes – kill - kill process – uptime - system usage & uptime
Common Linux Command Misc ftp- simple File Transfer Protocol client sftp- Secure File Transfer Protocol client ssh- Secure shell ispell -interactively check spelling against system dictionary date-display date and time cal -display calendar wget-web content retriever(mirror)
Common Linux Command • Misc. – ftp - simple File Transfer Protocol client – sftp - Secure File Transfer Protocol client – ssh - Secure Shell – ispell - interactively check spelling against system dictionary – date - display date and time – cal - display calendar – wget - web content retriever (mirror)
Cluster-fork Rocks provides a simple tool for this purpose called cluster-fork. For example, to list all your processes on the compute nodes of the cluster cluster-fork ps -USUSER Cluster-fork is smart enough to ignore dead nodes. Usually the job is"blocking": cluster-fork waits for the job to start on one node before moving to the next
Cluster-fork • Rocks provides a simple tool for this purpose called cluster-fork. For example, to list all your processes on the compute nodes of the cluster: cluster-fork ps -U$USER • Cluster-fork is smart enough to ignore dead nodes. Usually the job is "blocking": cluster-fork waits for the job to start on one node before moving to the next