R: Number of open file desciptors

ps_num_fds {ps} | R Documentation

## Number of open file desciptors

### Description

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.

### Usage

    ps_num_fds(p)

### Arguments

`p` | Process handle.

### Details

For a zombie process it throws a `zombie_process` error.

### Value

Integer scalar.

### Examples

    p <- ps_handle()
    ps_num_fds(p)
    f <- file(tmp <- tempfile(), "w")
    ps_num_fds(p)
    close(f)
    unlink(tmp)
    ps_num_fds(p)

### See Also

Other process handle functions: `ps_children`, `ps_cmdline`, `ps_cpu_times`, `ps_create_time`, `ps_cwd`, `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_status`, `ps_suspend`, `ps_terminal`, `ps_terminate`, `ps_uids`, `ps_username`

[Package ps version 1.1.0 Index]