Long Running Processes: Unterschied zwischen den Versionen
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| + | All our interactive login machines |
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| − | == The problem == |
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| + | * the Pool computers |
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| − | From time to time we see applications running for a long time - days, not hours. Most times this is a crashed process or a bad programmed application which refrains to die ;-) |
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| + | * the old login-VMs |
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| + | * the newer [[Shell]]-VMs |
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| + | ...are not really meant to be used for long running computations. |
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| + | The might reboot over night without further notice. |
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| − | On the other hand there may be tasks that simply need so much time that they run through the weekend to solve a problem. (Matlab problem solvers or simulations for example.) |
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| − | We (the system administrators) usually have no clue which case is true for a specific program. Should we kill the processes to clean up the system? Or should we leave it running? |
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| − | To emphasize it: we have nothing against running programs a long while. If you want to be friendly you should run those program using "nice" though. |
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| + | [[Kategorie:Pool]] |
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| − | == The solution == |
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| − | To avoid getting killed '''please enter your expected usage''' here: |
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| − | Username Machine Application Expected end of execution |
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| − | johndoe c099 myapp.java 31.12.2099 |
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| − | ''(This is a wiki - click on "Edit" after "Login" in the top right corner)'' |
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| − | Running processes without "nice" and without being listed above will get killed without further notice. |
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Aktuelle Version vom 19. März 2018, 07:37 Uhr
All our interactive login machines
- the Pool computers
- the old login-VMs
- the newer Shell-VMs
...are not really meant to be used for long running computations.
The might reboot over night without further notice.