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Re: How do I sample kernel_task?
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Re: How do I sample kernel_task?


  • Subject: Re: How do I sample kernel_task?
  • From: Rick Altherr <email@hidden>
  • Date: Mon, 19 Mar 2007 22:21:04 -0700

Just to add to this, Shark's Time Profile works by sampling in the kernel. That way, the sampling happens on _everything_ running on the system. This includes the kernel, kexts, and processes. You should be able to use CLI shark to collect a session, reboot the machine, and then copy the resulting session file off the system so it can be analyzed on another machine.
--
Rick Altherr
Architecture and Performance Group
email@hidden



On Mar 19, 2007, at 8:56 PM, B.J. Buchalter wrote:

Further to this:

man shark

Assuming you have the CHUD tools installed...


On 3/19/07 11:37 PM, "B.J. Buchalter" <email@hidden> wrote:

Use Shark.

B.J. Buchalter

Metric Halo
5 Donovan Drive
Hopewell Junction, NY 12533 USA
tel +1 845 223-6112
fax +1 603 250-2451


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B.J. Buchalter

Metric Halo
5 Donovan Drive
Hopewell Junction, NY 12533 USA
tel +1 845 223-6112
fax +1 603 250-2451


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