lkml.org 
[lkml]   [2007]   [Nov]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [perfmon] Re: [perfmon2] perfmon2 merge news
dean gaudet writes:

> actually multiplexing is the main feature i am in need of. there are an
> insufficient number of counters (even on k8 with 4 counters) to do
> complete stall accounting or to get a general overview of L1d/L1i/L2 cache
> hit rates, average miss latency, time spent in various stalls, and the
> memory system utilization (or HT bus utilization). this runs out to
> something like 30 events which are interesting... and re-running a
> benchmark over and over just to get around the lack of multiplexing is a
> royal pain in the ass.

So by "multiplexing" do you mean the ability to have multiple event
sets associated with a context and have the kernel switch between them
automatically?

Paul.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2007-11-15 05:51    [W:0.266 / U:0.596 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site