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public:lofar_cluster [2017-06-02 09:27] – [Access through portal to Cluster frontend] Arno Schoenmakers | public:lofar_cluster [2020-10-20 14:16] (current) – Bernard Asabere | ||
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====== The LOFAR Clusters ====== | ====== The LOFAR Clusters ====== | ||
- | This page describes the LOFAR clusters for (potential) users. The CEP4 cluster is used to store the data from Cobalt and to run the pipelines that will do the " | + | This page describes the LOFAR clusters for (potential) users. The CEP4 cluster is used to store the data from Cobalt and to run the pipelines that will do the " |
We welcome authorized users on the LOFAR clusters. | We welcome authorized users on the LOFAR clusters. | ||
- | ===== CEP3 ====== | + | ===== CEP3 ===== |
- | CEP3 is the processing cluster that is available to LOFAR users that need additional processing and storage of their data. Details on requesting access and its usage are [[cep3: | + | CEP3 is the processing cluster that is available to LOFAR users that need additional processing and storage of their data. Details on requesting access and its usage are [[:cep3: |
- | ===== CEP4 ====== | + | ===== CEP4 ===== |
- | CEP4 is the main storage and processing cluster for online applications. It is not accessible by other users than LOFAR staff. Information on CEP4 can be found [[cep4: | + | CEP4 is the main storage and processing cluster for online applications. It is not accessible by other users than LOFAR staff. Information on CEP4 can be found [[:cep4: |
===== User Access ===== | ===== User Access ===== | ||
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==== Access through portal to Cluster frontend ==== | ==== Access through portal to Cluster frontend ==== | ||
- | + | You can access the Lofar cluster through the portal. On your own system, try: | |
- | You can access the Lofar cluster through the portal. On your own system, try:< | + | < |
> ssh -X portal.lofar.eu | > ssh -X portal.lofar.eu | ||
- | </ | ||
- | Please send an email to //grit at astron.nl// or //rbokhorst at astron.nl// to add your institute or personal IP number to this white list. | ||
- | When you are logged in for the first time, you'll have an empty home directory. | ||
- | To get onto the CEP3 cluster, you first have to login to the frontend node '' | + | </ |
- | For more sophisticated useage of '' | + | to connect. We maintain a ssh whitelist, so only registered institutes are able to login. Please send an email to //grit at astron.nl// or //rbokhorst at astron.nl// to add your institute or personal IP number to this white list. When you are logged in for the first time, you'll have an empty home directory. |
+ | |||
+ | To get onto the CEP3 cluster, you first have to login to the frontend node '' | ||
+ | |||
+ | For more sophisticated useage of '' | ||
==== LOGIN environment ==== | ==== LOGIN environment ==== | ||
- | See [[public: | + | See [[:public: |
==== Do and Don'ts ==== | ==== Do and Don'ts ==== | ||
**DON' | **DON' | ||
- | * :!: Store data in your '' | + | |
+ | * :!: Store data in your '' | ||
* Pump around large amounts of data between nodes. | * Pump around large amounts of data between nodes. | ||
* Leave unused data on the systems. Clean it up, so others can make use of the available disk space. | * Leave unused data on the systems. Clean it up, so others can make use of the available disk space. | ||
- | | + | |
**DO:** | **DO:** | ||
+ | |||
* Help improve the system by sending suggestions for improvements or new packages to the administrators | * Help improve the system by sending suggestions for improvements or new packages to the administrators | ||
- | |||
===== Contributed Software ===== | ===== Contributed Software ===== | ||
- | Some groups or people would like their favourite tools or pipelines added to the cluster software. That can usually be accomodated, | + | Some groups or people would like their favourite tools or pipelines added to the cluster software. That can usually be accomodated, |