| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <18235.53083.327055.165958@cargo.ozlabs.ibm.com> Date: Thu, 15 Nov 2007 15:47:23 +1100 From: Paul Mackerras <paulus@...ba.org> To: dean gaudet <dean@...tic.org> Cc: Andi Kleen <andi@...stfloor.org>, Christoph Hellwig <hch@...radead.org>, Andrew Morton <akpm@...ux-foundation.org>, Greg KH <gregkh@...e.de>, Philip Mucci <mucci@...utk.edu>, eranian@....hp.com, William Cohen <wcohen@...hat.com>, Robert Richter <robert.richter@....com>, linux-kernel@...r.kernel.org Subject: Re: [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@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists