Re: [PATCH v10 0/4] ring-buffer: Fixes for subbuf resizing and persistent buffers

[Steven Rostedt]

On Fri,  4 Sep 2026 17:44:46 +0100
Vincent Donnefort <vdonnefort@xxxxxxxxxx> wrote:

> I have managed to reproduce a ring_buffer_read_page() race with
> 
>  $ trace-cmd record -e sched &

FYI, running "trace-cmd record" as a background process is "awkward".
Instead I would use the --daemonize option:

  ~# trace-cmd record -e sched --daemonize 
  Send SIGINT/SIGTERM to pid 4633 to stop recording

-- Steve

>  $ while true; do for i in 8 16 32; do echo $i > /sys/kernel/tracing/buffer_subbuf_size_kb; sleep 0.1; done; done