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public:lle [2011-09-27 11:29] – Arno Schoenmakers | public:lle [2017-05-30 10:47] – [Login scripts] Arno Schoenmakers | ||
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====== The Lofar Login Environment (LLE) ====== | ====== The Lofar Login Environment (LLE) ====== | ||
- | This page describes the standard login environment for new users on the LOFAR cluster nodes. | + | This page describes the standard login environment for new users on the LOFAR cluster nodes like [[cep3: |
Existing accounts can be easily modified; see below for a manual to do this. | Existing accounts can be easily modified; see below for a manual to do this. | ||
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===== What to do when you get an account ===== | ===== What to do when you get an account ===== | ||
- | ==== (t)csh ==== | + | The CEP3 user creation system has been setup such that new accounts will have all needed files and links in '' |
- | + | ||
- | If you have chosen for the '' | + | |
- | * Log in and go to your (empty) | + | |
- | * ''> | + | |
- | * Log out and login again; you should see a welcome message. | + | |
- | + | ||
- | ==== bash ==== | + | |
- | + | ||
- | If you have chosen for the '' | + | |
- | * Log in and go to your (empty) '' | + | |
- | * ''> | + | |
- | * Log out and login again; you should see a welcome message. | + | |
===== How to transform existing accounts? ===== | ===== How to transform existing accounts? ===== | ||
- | To use the LLE in an existing account, rename your existing '' | + | To use the LLE in an existing account |
- | + | ||
- | Make sure that possibly existing files '' | + | |
- | + | ||
- | + | ||
===== The LLE scripts ===== | ===== The LLE scripts ===== | ||
Some of the details are presented here. | Some of the details are presented here. | ||
- | |||
- | ==== What is $APS_LOCAL ? ==== | ||
- | |||
- | The root directory for the scripts is provided in environment variable '' | ||
- | * New CEP processing cluster: ''/ | ||
- | |||
==== Login scripts ==== | ==== Login scripts ==== | ||
- | In directory '' | + | In directory '' |
- | * '' | + | * '' |
- | * '' | + | * '' |
- | * '' | + | * '' |
- | * '' | + | * '' |
- | * '' | + | * '' |
\\ | \\ | ||
- | Users should **NEVER** modify these default scripts | + | Users should **NEVER** modify these default scripts. In their '' |
+ | If you like to read more on the files that play a role in the bash login, [[https:// | ||
==== Personal command aliasses: .myalias ==== | ==== Personal command aliasses: .myalias ==== | ||
- | Personal command aliases can be added to a file '' | + | Personal command aliases can be added to a file '' |
==== Personal environment settings: .mysetenv ==== | ==== Personal environment settings: .mysetenv ==== | ||
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===== Package initialisation ===== | ===== Package initialisation ===== | ||
- | Many packages are available from the distribution of the Operating System. Several packages are added lateron. To activate these, environment variables like '' | + | Many packages are available from the distribution of the Operating System. Several packages are added lateron, see [[cep3: |
- | + | ||
- | A list of packages available on the offline processing cluster can be found [[public:lofar_packages|on this page]]. | + | |
- | + | ||
- | ==== On the commandline ==== | + | |
- | + | ||
- | To initialize a package, you must know the name of the initialization file. These can be found in directory '' | + | |
- | > use LofIm | + | |
- | </ | + | |
- | It can be quite cumbersome to have to initialize all your required packages each time in each shell window you open. Therefore we have made available an option to initialize a list of packages at login time. | + | |
- | + | ||
- | For packages that are build daily and that have a version available for all days of the week (LUS, LofIm), you can also specify a day of week on the commandline: | + | |
- | < | + | |
- | > use LofIm Tue | + | |
- | </ | + | |
==== .mypackages ===== | ==== .mypackages ===== | ||
- | To initialize the use of installed packages at login time you must create a file '' | + | To initialize the use of installed packages at login time you must create a file '' |
- | + | ||
- | In the directory '' | + | |
The file '' | The file '' | ||
< | < | ||
- | Casa | + | casa |
- | LofIm | + | lofim |
</ | </ | ||
- | The packages can be on one line or on multiple lines. Also note the use of ''< | + | Provide only one package name per line. |
For packages that are build daily and that have a version available for all days of the week (LUS, LofIm), you can also specify a day of week in the '' | For packages that are build daily and that have a version available for all days of the week (LUS, LofIm), you can also specify a day of week in the '' | ||
< | < | ||
- | LofIm Tue | + | lofim Tue |
</ | </ | ||
- | |||
==== How to add a personal package ==== | ==== How to add a personal package ==== | ||
- | Apart from the systemwide | + | Apart from the systemwide |
* Install the package | * Install the package | ||
- | * Create a '' | + | * Create a '' |
* Add < | * Add < | ||
- | |||
- | |||
- | |||
- | |||
- | |||
- | |||
===== Starting X environment ===== | ===== Starting X environment ===== | ||
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This should start your X environment at the proper colordepth. | This should start your X environment at the proper colordepth. | ||
This will create an additional X Server next to the one you are already running. You can access this with Alt-F8 or Cntl-Alt-F8. The F7 variant will give you back your normal X. | This will create an additional X Server next to the one you are already running. You can access this with Alt-F8 or Cntl-Alt-F8. The F7 variant will give you back your normal X. | ||
+ | |||
+ | Due to the large latency and largte bandwidth required for X-traffic, it is advisable to connect to the CEP systems with the '' | ||
===== Help! ===== | ===== Help! ===== | ||
- | If you need help, or have questions, or want to give any other comments, contact Arno Schoenmakers or Adriaan Renting. | + | If you need help, or have questions, or want to give any other comments, contact Arno Schoenmakers or Reinoud Bokhorst. |
- | New '' | + | New module-files can be added at any time if you have a new package that should be available systemwide. Contact Arno Schoenmakers or Reinoud Bokhorst |