linux-kernel - Re: Performance Events hangs with Intel P4 system

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

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Fri, 14 May 2010 23:18:52 +0530
From:	Jaswinder Singh Rajput <jaswinderlinux@...il.com>
To:	Cyrill Gorcunov <gorcunov@...il.com>
Cc:	Ingo Molnar <mingo@...e.hu>, Lin Ming <ming.m.lin@...el.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Frederic Weisbecker <fweisbec@...il.com>
Subject: Re: Performance Events hangs with Intel P4 system

Hello Cyrill,

On Fri, May 14, 2010 at 10:10 PM, Cyrill Gorcunov <gorcunov@...il.com> wrote:
> On Fri, May 14, 2010 at 10:06:44PM +0530, Jaswinder Singh Rajput wrote:
> ...
>> >
>> > Thanks Jaswinder,
>> >
>> > it means counters management somehow screwed at moment (it was working before).
>> > I'm working on it.
>> >
>>
>> Ok, I added few more events and now I am able see few hardware events :
>>
> ...
> Thanks, but I need to figure out where they hide in first place. Will keep
> you in touch.
>

Earlier I given the command 'ls' which was very small only 601636
instructions so branches
and branch-misses came up with <not counted>

When I given a bigger command 'ls -lR /dev' with 10159428
instructions, so I get branches and branch-misses count.

Thanks,
--
Jaswinder Singh.
--
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/