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Date:      Tue, 6 Sep 2005 12:17:08 +0530
From:      Nikhil Dharashivkar <nikhildharashivkar@gmail.com>
To:        Scott Long <scottl@samsco.org>
Cc:        freebsd-hackers@freebsd.org, freebsd-scsi@freebsd.org
Subject:   Re: Adding new option to ktrace
Message-ID:  <17db6d3a05090523474f5385be@mail.gmail.com>
In-Reply-To: <431D3849.3050706@samsco.org>
References:  <17db6d3a0509051000622868bc@mail.gmail.com> <431C8D5B.7080309@samsco.org> <431C92F2.9090104@persistent.co.in> <431C93DD.20402@samsco.org> <17db6d3a0509052203b1da14a@mail.gmail.com> <431D3849.3050706@samsco.org>

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Crashed occured only once at client side, for some long duration test.
But it is informed that at some point to monitor the testing  report
should have some IO trace.

=20

On 9/6/05, Scott Long <scottl@samsco.org> wrote:
> Nikhil Dharashivkar wrote:
> > Hi Scott and Rajesh,
> >      Thanks for replying me. Basically what happend, while testing
> > scsi driver on freebsd, at  some point it crashes. So, there is no way
> > to know how much IO is performed. To know the IO state just before the
> > driver fails, i selected ktrace to print IO information whatever i ll
> > get from dastrategy routine.
>=20
> You have reason to believe that certain I/O patterns cause the crash?
> What driver is being used?  What is the crash?
>=20
> Scott
>=20
>=20
>=20


--=20
Thanks and Regards,
         Nikhil.



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