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public:lle [2017-05-24 12:00] – Arno Schoenmakers | public:lle [2020-11-04 15:49] (current) – Bernard Asabere | ||
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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 like [[cep3: | + | 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. | + | |
===== General ===== | ===== General ===== | ||
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To be able to use the LLE environment you must either use a '' | To be able to use the LLE environment you must either use a '' | ||
- | |||
- | |||
===== 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 | + | |
- | * ''> | + | |
- | * Log out and login again; you should see a welcome message (and no errors...). | + | |
- | + | ||
- | ==== bash ==== | + | |
- | + | ||
- | If you have chosen for the '' | + | |
- | * Log in | + | |
- | * ''> | + | |
- | * ''> | + | |
- | * Log out and login again; you should see a welcome message (and no errors...). | + | |
- | + | ||
===== 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 '' | ||
- | * CEP3: ''/ | ||
- | |||
- | |||
==== Login scripts ==== | ==== Login scripts ==== | ||
- | In directory '' | + | In directory '' |
- | * '' | + | |
- | * '' | + | |
- | * '' | + | |
- | * '' | + | |
- | * '' | + | |
- | * '' | + | |
- | * '' | + | |
- | \\ | + | |
- | Users should | + | * '' |
+ | * '' | ||
+ | * '' | ||
+ | * '' | ||
+ | * '' | ||
+ | Users should **NEVER** | ||
+ | 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 ==== | ||
Personal extensions to '' | Personal extensions to '' | ||
- | |||
===== Package initialisation ===== | ===== Package initialisation ===== | ||
- | Many packages are available from the distribution of the Operating System. Several packages are added lateron, see [[cep3: | + | Many packages are available from the distribution of the Operating System. Several packages are added lateron, see [[:cep3: |
- | ==== .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 '' |
- | The file '' | + | The file '' |
< | < | ||
+ | |||
casa | casa | ||
lofim | lofim | ||
+ | |||
</ | </ | ||
- | Provide only one package name per line. | + | 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 module initialization files provided in directory '' | + | Apart from the systemwide module initialization files provided in directory '' |
* Install the package | * Install the package | ||
- | * Create a '' | + | * Create a '' |
* Add < | * Add < | ||
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To start up an X environment you have to make sure that | To start up an X environment you have to make sure that | ||
- | * The files '' | ||
- | Determine the colordepth that you need (8, 16, 24 bit display) and type:< | + | * The files '' |
+ | |||
+ | Determine the colordepth that you need (8, 16, 24 bit display) and type: | ||
+ | < | ||
startx -- :1 -depth < | startx -- :1 -depth < | ||
+ | |||
</ | </ | ||
- | 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. | ||
- | Due to the large latency and largte bandwidth required for X-traffic, it is advisable to connect to the CEP systems with the '' | + | 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. |
+ | |||
+ | 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 Reinoud Bokhorst. | + | If you need help, or have questions, or want to give any other comments, contact Arno Schoenmakers or Jasmin Klipic. |
+ | |||
+ | New module-files can be added at any time if you have a new package that should be available systemwide. Contact Arno Schoenmakers or Jasmin Klipic in this case. | ||
- | New '' | ||