[R] How to execute multiple R scripts sequentially in unix background

Uwe Ligges ligges at statistik.tu-dortmund.de
Fri May 21 10:26:11 CEST 2010

On 21.05.2010 09:29, Yong Wang wrote:
> Dear list
> I need to 1) run several R scripts sequentially due to results waiting
> and 2) run them in unix background since my ssh frequently timeout for
> some reason.
> if paste following codes to unix
> R --vanilla script1&
> R --vanilla script2&
> R --vanilla script3&

1. Write a shell script that does the above, or

2. Write an R "script" that contains the lines:


and call it via

R --vanilla script

or or or.....

Uwe Ligges

> will result in simultaneous instead of sequential execution of the
> three scripts.
> source() might be an alternative, however, I am not clear how to run
> it in the background.
> Thanks
> yong
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