Signals {base}R Documentation

Interrupting Execution of R

Description

On receiving SIGUSR1 R will save the workspace and quit. SIGUSR2 has the same result except that the .Last function and on.exit expressions will not be called.

Usage

kill -USR1 pid
kill -USR2 pid

Arguments

pid The process ID of the R process

Warning

It is possible that one or more R objects will be undergoing modification at the time the signal is sent. These objects could be saved in a corrupted form.


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