linux-kernel - Re: Profiling the Kernel

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 for Android: free password hash cracker in your pocket

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

Message-ID: <75b66ecd0708011822n5724220ifc59d5f9c75b3661@mail.gmail.com>
Date:	Wed, 1 Aug 2007 21:22:57 -0400
From:	"Lee Revell" <rlrevell@...-job.com>
To:	bamakhrama@...il.com
Cc:	linux-kernel@...r.kernel.org
Subject: Re: Profiling the Kernel

On 8/1/07, Mohamed Bamakhrama <bamakhrama@...il.com> wrote:
> Hi *,
> I have a question regarding profiling the Linux kernel code during
> runtime (by "profile", I mean the usage of each function/module within
> the kernel itself). I googled and found many "system-wide" profiler
> such as sysprof, Oprofile, etc... I am working on an embedded system
> project and currently we are using an on-chip debugger which
> interfaces with the system through EJTAG port. All what it can provide
> is just a "uniform sampling" of the kernel code usage and according to
> the manufacturer, it is not a safe way to determine the "hot spots"
> within the kernel. Does anyone know about any hardware/software tool
> that can provide a "good" profile of the kernel code usage?

Oprofile can do what you want, check the docs and google.

Lee
-
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/