Re: stopping ftrace on event

[Daniel Bristot de Oliveira <bristot@xxxxxxxxxx>]

On 7/6/22 10:50, Benjamin Steinke wrote:
> Hi all,
> 
> I'm hunting sporadic high irq-handler latencies in a pcie driver by using 
> ftrace. I'm currently using trace-cmd record but get way to large files due to 
> the event being so infrequent.
> 
> Is there a way to stop tracing or dump the current trace buffer when a specific 
> event occurs?

https://www.kernel.org/doc/html/latest/trace/events.html#event-triggers ?

-- Daniel
> Thanks for your help,
> Benjamin
> 
> 
> 
>