Re: [RFC] [PATCH 1/7] User Space Breakpoint Assistance Layer (UBP)

From: Peter Zijlstra
Date: Mon Jan 18 2010 - 08:05:33 EST

On Mon, 2010-01-18 at 14:53 +0200, Avi Kivity wrote:
> On 01/18/2010 02:51 PM, Pekka Enberg wrote:
> >
> > And how many probes do we expected to be live at the same time in
> > real-world scenarios? I guess Avi's "one million" is more than enough?
> >
> I don't think a user will ever come close to a million, but we can
> expect some inflation from inlined functions (I don't know if uprobes
> replicates such probes, but if it doesn't, it should).

That's up to the userspace creating the probes but yes, agreed.

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