[Core|RLlib] Using `grpcio==1.46.0` produces log spam `Other threads are currently calling into gRPC, skipping fork() handlers`
See original GitHub issueWhat happened + What you expected to happen
What happened
I executed my RLlib algorithm with tune and everything ran, however I got some strange outputs on the shell:
Current time: 2022-05-18 11:57:45 (running for 00:09:26.08)
Memory usage on this node: 12.1/30.8 GiB
Using FIFO scheduling algorithm.
Resources requested: 1.0/4 CPUs, 0/0 GPUs, 0.0/12.29 GiB heap, 0.0/6.14 GiB objects
Result logdir: /home/simon/ray_results/PPO
Number of trials: 2/2 (1 RUNNING, 1 TERMINATED)
E0518 11:57:49.106725340 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:57:49.131257880 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:57:49.579279097 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:57:49.602543929 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:57:50.052098254 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:57:50.506077511 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:57:50.537421565 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:57:53.942052272 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:57:53.972954713 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:57:54.398336884 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:57:54.421898407 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:57:54.893307029 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:57:54.917423100 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:57:55.417104878 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:57:59.279049882 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:57:59.605033204 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:57:59.628368438 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:57:59.940306465 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:00.299949046 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:03.696490892 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:04.179267262 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:04.210603355 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:05.137953663 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:05.168799602 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:08.597303677 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:08.621023183 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:09.061257467 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:09.084924173 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:09.549874124 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:13.611053202 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:13.634605365 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:14.109608982 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:14.133265700 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:14.611030533 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:14.634902296 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:15.121164078 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:15.146424097 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:18.868297636 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:18.892836183 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:19.406614241 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:19.430436205 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:19.899460829 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:19.930325695 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:20.426148405 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:24.286596129 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:24.317546064 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:24.647222229 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:24.994967377 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:25.018785989 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:25.342555868 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:25.366225436 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:28.862438307 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:29.316299809 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:29.343223263 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:29.763160944 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:29.790140481 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:30.225725151 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:30.252505288 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:33.696588326 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:33.723807352 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:34.150454927 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:34.177290099 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:34.628579937 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:34.655626103 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:35.152989535 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:35.178422763 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:38.626212892 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:38.653581311 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:39.100803671 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:39.124715243 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:39.650818379 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:39.678636862 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:40.169798923 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:40.194586388 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:43.643094706 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:43.668712946 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:44.112191616 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:44.579227060 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:44.604283069 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
E0518 11:58:45.061602256 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
This could be connected to the same environment variable as in this PR in grpcio.
What you expected to happen
That I get the same output but without the lines
E0518 11:58:44.604283069 152858 fork_posix.cc:76] Other threads are currently calling into gRPC, skipping fork() handlers
Versions / Dependencies
Linux Fedora 35 Python 3.9.0 ray dev2.0.0
Reproduction script
Run the ǹoveld_exploration.py` from this PR.
Issue Severity
Low: It annoys or frustrates me.
Issue Analytics
- State:
- Created a year ago
- Comments:21 (16 by maintainers)
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@mwtian @simonsays1980 ~~Good news:
grpcio 1.47.0has been released and fixed this issue. I have test in my Python env. ~~sorry, It happen again, still not fixed 😭
1.48.0 still spams, unfortunately