Number of open file descriptors
Note that in some IDEs, e.g. RStudio or R.app on macOS, the IDE itself opens files from other threads, in addition to the files opened from the main R thread.
ps_num_fds(p = ps_handle())
p |
Process handle. |
For a zombie process it throws a zombie_process error.
Integer scalar.
Other process handle functions:
ps_children(),
ps_cmdline(),
ps_connections(),
ps_cpu_times(),
ps_create_time(),
ps_cwd(),
ps_descent(),
ps_environ(),
ps_exe(),
ps_handle(),
ps_interrupt(),
ps_is_running(),
ps_kill(),
ps_memory_info(),
ps_name(),
ps_num_threads(),
ps_open_files(),
ps_pid(),
ps_ppid(),
ps_resume(),
ps_send_signal(),
ps_shared_libs(),
ps_status(),
ps_suspend(),
ps_terminal(),
ps_terminate(),
ps_uids(),
ps_username()
p <- ps_handle() ps_num_fds(p) f <- file(tmp <- tempfile(), "w") ps_num_fds(p) close(f) unlink(tmp) ps_num_fds(p)
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