From jeroen.ooms at stat.ucla.edu  Tue Jul 12 22:22:51 2011
From: jeroen.ooms at stat.ucla.edu (Jeroen Ooms)
Date: Tue, 12 Jul 2011 22:22:51 +0200
Subject: [Rd] [linux] connection never times out
In-Reply-To: <4E1CA795.4030201@statistik.tu-dortmund.de>
References: <1310473470487-3662088.post@n4.nabble.com>
	<4E1C7A25.9060605@statistik.tu-dortmund.de>
	<CABFfbXuoXctnrXB_Mw7MmOeuZT2Tjnm-ZfgexScjx_NNqF1q1g@mail.gmail.com>
	<4E1CA795.4030201@statistik.tu-dortmund.de>
Message-ID: <CABFfbXtp-BGi8Kxd9+1pgysVpxQieFmdYEMh-NcKXxWOC=8ncw@mail.gmail.com>

> Can you please verify the behaviour is still the same in a recent R-devel or
> at least R-2.13.1? And that there was no other already answered request on
> R-help or R-devel re. timeouts?

The code below is R 2.13.1. It shows that the timeout time is more
than 3 minutes, although it was set to 5 seconds.

> options(timeout=5)
> system.time(download.file("http://123.123.123.123", dest=tempfile()))
trying URL 'http://123.123.123.123'
Error in download.file("http://123.123.123.123", dest = tempfile()) :
  cannot open URL 'http://123.123.123.123'
In addition: Warning message:
In download.file("http://123.123.123.123", dest = tempfile()) :
  unable to connect to '123.123.123.123' on port 80.
Timing stopped at: 0 0 189.375
> sessionInfo()
R version 2.13.1 (2011-07-08)
Platform: i686-pc-linux-gnu (32-bit)

locale:
 [1] LC_CTYPE=en_US.UTF-8       LC_NUMERIC=C
 [3] LC_TIME=en_US.UTF-8        LC_COLLATE=en_US.UTF-8
 [5] LC_MONETARY=C              LC_MESSAGES=en_US.UTF-8
 [7] LC_PAPER=en_US.UTF-8       LC_NAME=C
 [9] LC_ADDRESS=C               LC_TELEPHONE=C
[11] LC_MEASUREMENT=en_US.UTF-8 LC_IDENTIFICATION=C

attached base packages:
[1] stats     graphics  grDevices utils     datasets  methods   base
>



[Rd] [linux] connection never times out
Jeroen Ooms