[prev in list] [next in list] [prev in thread] [next in thread] 

List:       linux-kernel
Subject:    Re: [PATCH 2/2] tracing: Resize tgid_map to PID_MAX_LIMIT, not PID_MAX_DEFAULT
From:       Steven Rostedt <rostedt () goodmis ! org>
Date:       2021-06-30 23:11:45
Message-ID: 20210630191145.64f526b0 () rorschach ! local ! home
[Download RAW message or body]

On Wed, 30 Jun 2021 18:34:11 -0400
Joel Fernandes <joelaf@google.com> wrote:

> > Anyway, I'll wait to hear what Joel says on this. If he thinks this is
> > worth 16M of memory when enabled, I may take it.  
> 
> I am not a huge fan of the 16M, in Android we enable this feature on
> all devices. Low end Android devices traced in the field are sometimes
> 1 GB and the added memory pressure may be unwelcome. Very least, maybe
> make it optional only for folks who increase pid_max?

Yeah, can we just set it to the size of pid_max, at whatever it is set
to?

-- Steve
[prev in list] [next in list] [prev in thread] [next in thread]