Slide 1

City Cluster Quickstart Lien-Chi Lai, COLA Lab, Department of Mathematics, NTU 2010/05/11 Slide 2 To Login City Cluster City Cluster Quickstart2 On Mac: Launch $ ssh user@city.math.ntu.edu.tw $ ssh X user@city.math.ntu.edu.tw (to enable X11 forwarding) Slide 3 To Transfer Files City Cluster Quickstart3 $ sftp user@city.math.ntu.edu.tw download files: get filename mget foo*.c upload files: put foo1 mput foo*.c scp secure remote file copy program $ scp user@city.math.ntu.edu.tw:~/filepath. Slide 4 SSH Secure Shell (on Windows) : to Login City Cluster Quickstart4 Download and install SSH Secure Shell http://www.colorado.edu/its/security/SSHSecureSHellClient.exe Slide 5 SSH Secure Shell: to transfer files City Cluster Quickstart5 Slide 6 SSH Secure Shell: to transfer files City Cluster Quickstart6 Slide 7 Basic Linux Commands City Cluster Quickstart7 pwd print current working directory man on-line reference manuals e.g. $ man pwd mkdir make directories e.g. $ mkdir dir_name ls list directory contents e.g. $ ls or ls dir_name/ cd change directory e.g. $ cd dir_name/ rm remove files or directories e.g. $ rm -r dir_name/ cp copy files and directories e.g. $ cp file_scr file_dst Slide 8 MATLAB City Cluster Quickstart8 Graphic User Interface (GUI) $ ssh -X user@city.math.ntu.edu.tw $ matlab No GUI ssh user@city.math.ntu.edu.tw $ matlab -nojvm Slide 9 Editors City Cluster Quickstart9 vi a programmers text editor $ vi filename emacs a programmers text editor $ emacs filename gedit simple text editor for GNOME $ gedit or gedit filename Slide 10 GCC City Cluster Quickstart10 gcc C and C++ compiler e.g. $ gcc hello.c -o hello (compile test.c) $./hello (execute hello) // C programming for Hello World #include int main(){ printf(Hello World!!\n); return 0; } Slide 11 FORTRAN City Cluster Quickstart11 Edit hello.f90 Compile: $ ifort hello.f90 Run $./a.out Program Hello implicit none write (*,*) Hello, World. end Slide 12 Virtual Network Computing (VNC) City Cluster Quickstart12 VNC Linux, Windows, http://www.uk.research.att.com/vnc/ http://www.realvnc.org/ http://www.vnc.org/ Slide 13 VNC City Cluster Quickstart13 On server side (e.g. city.math.ntu.edu.tw) vncserver :2 launch VNC server with port 5802 vncpasswd change VNC password vncserver -kill :2 close VNC server at port 5802 On local side Go to http://city.math.ntu.edu.tw:5802 Use VNC Viewer to connect city.math.ntu.edu.tw:5802 Slide 14 Reference City Cluster Quickstart14 http://linux.vbird.org/