[R] Way to make R idle for some time and try something again later

Adaikalavan Ramasamy ramasamy at cancer.org.uk
Fri Jul 29 21:35:05 CEST 2005

Which operating system are you using ?

See help(Sys.sleep), which might be what you want but there may be other
ways in determining if a file is being accessed by another program.

Regards, Adai

On Fri, 2005-07-29 at 12:13 -0700, Tae-Hoon Chung wrote:
> Hi, All;
> I have a question. In R, what is the best way to make R idle for a while and
> try something again later? For example, suppose there is an R job which
> accesses a file that may be shared with other active jobs. So when the file
> is being accessed by other job, your job will not be able to access the file
> and your job will crash because of that. To avoid this, you want your job to
> try to access the file repeatedly with some time interval, say every 10
> seconds or something like that. Which is the best way to do this in R?
> Thanks in advance,
> Tae-Hoon Chung
> Post-Doctoral Researcher
> Translational Genomics Research Institute (TGen)
> 445 N. 5th Street (Suite 530)
> Phoenix, AZ 85004
> 1-602-343-8724 (Direct)
> 1-480-323-9820 (Mobile)
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