Adding new option to ktrace

Nikhil Dharashivkar nikhildharashivkar at gmail.com
Mon Sep 5 23:47:11 PDT 2005


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.

 

On 9/6/05, Scott Long <scottl at 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.
> 
> You have reason to believe that certain I/O patterns cause the crash?
> What driver is being used?  What is the crash?
> 
> Scott
> 
> 
> 


-- 
Thanks and Regards,
         Nikhil.


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