Tricks of the Trade

This page provides some tricks that could make life easier.

Feel free to provide some feedback ans signal things that should be written here to helpdesk-hpc AT sissa.it.

1.  http_proxy

To surf the net from hg1 you should set a proxy. For instance if you need to download some software using wget you should do:

$ export http_proxy="http://proxy.sissa.it:8080"

and then

 wget http://www.unidata.ucar.edu/downloads/netcdf/ftp/netcdf-3.6.3.tar.gz
 --10:58:03--  http://www.unidata.ucar.edu/downloads/netcdf/ftp/netcdf-3.6.3.tar.gz
 Resolving proxy.sissa.it... 147.122.1.170
 Connecting to proxy.sissa.it|147.122.1.170|:8080... connected.
 Proxy request sent, awaiting response... 200 OK
 Length: 11572512 (11M) [application/x-gzip]
 Saving to: `netcdf-3.6.3.tar.gz'

 100%[========================================================================================================>] 11,572,512  2.62M/s   in 4.4s   

 10:58:08 (2.51 MB/s) - `netcdf-3.6.3.tar.gz' saved [11572512/11572512]