Child processes continue when command interrupted
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Description
Summary:
When running an rstan command on Windows with multiple cores in use pressing Esc kills the command in the R window but the child Rscript processes keep running.
Reproducible Steps:
Run options(mc.cores = parallel::detectCores())
Run any stan () function
Press Esc
In Task Manager you will see the child processes keep running.
RStan Version:
2.16.2
R Version:
R version 3.4.1 (2017-06-30)
Platform: x86_64-w64-mingw32/x64 (64-bit)
Running under: Windows 7 x64 (build 7601) Service Pack 1
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Research direction
No files, tests, or entry points are identified. Start by reproducing the Windows case with multiple cores, pressing Esc during a Stan run, and observing the child Rscript processes in Task Manager; done means interruption also terminates those child processes.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- r
- Domain
- operating-systems
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 30/100