Capturing I/O traces

R. B. Riddick arne_woerner at yahoo.com
Wed Jan 10 02:00:35 PST 2007


--- Fluffles <etc at fluffles.net> wrote:
> It should be binary, like:
> R<32-bit offset><32-bit length>W<32-bit offset><32-bit length>....
>
What is so bad about syslog? Problems with parsing...? :-)

When u dont know start times and end times, you will not be able to identify
concurrent/simultaneous requests, which might be bad for performance (I think,
UFS can use 9 simultaneous requests). 

-Arne


 
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