DTrace (or other monitor) access to LBA of a block device
mmarzantowicz at gmail.com
Fri Dec 3 07:00:32 UTC 2010
On Thu, Dec 2, 2010 at 10:33 PM, Thomas Zander <
thomas.e.zander at googlemail.com> wrote:
> do we have any way to monitor which LBAs of which block device are
> read/written at a given time?
> I stumbled upon this,
> which is pretty intriguing. Unfortunately on FreeBSD we do not have
> the DTrace io provider, so his dtrace script would not work.
> Do we have another option to monitor block device access in a similar
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I'm happy FreeBSD user and not a developer but as far as I know (see:
there is no such thing like block device in FreeBSD. It might be possible to
do what you want in other way or with different type of device.
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