[Rd] tempdir() may be deleted during long-running R session
edd at debian.org
Wed Apr 26 17:14:13 CEST 2017
On 26 April 2017 at 16:39, Tomas Kalibera wrote:
| I agree this should be solved in configuration of
| systemd/tmpreaper/whatever tmp cleaner - the cleanup must be prevented
| in configuration files of these tools. Moving session directories under
| /var/run (XDG_RUNTIME_DIR) does not seem like a good solution to me,
| sooner or later someone might come with auto-cleaning that directory too.
(These days it seems /run is used too. I seem to have a screenful of things
| It might still be useful if R could sometimes detect when automated
| cleanup happened and warn the user. Perhaps a simple way could be to
| always create an empty file inside session directory, like
| ".tmp_cleaner_trap". R would never touch this file, but check its
| existence time-to-time. If it gets deleted, R would issue a warning and
| ask the user to check tmp cleaner configuration. The idea is that this
| file will be the oldest one in the session directory, so would get
| cleaned up first.
That's a very good third idea.
http://dirk.eddelbuettel.com | @eddelbuettel | edd at debian.org
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