Re: Disk Traces (ext2)

Alen Peacock (alen@chimp.cs.byu.edu)
Thu, 22 Jul 1999 16:21:02 -0600 (MDT)


Jamie Lokier wrote:
>
> Heard of my treescan program? Didn't think so. It's a highly optimised
> `find'. I'd like disk trace stats to help optimise treescan's access
> patterns.

> I'd like, in decreasing order of usefulness: a summary count of accesses
> (reads & writes); the list of blocks looked up by the fs in order
> (whether they're in cache or not); timestamps; the list of block read &
> write requests submitted for i/o in order.

Fortunately, those are the exact types of traces I plan to collect for my
own research -- my tool should immediately be of use to you as soon as I
can make it available (hopefully in the next few days).

Alen

_________________________________
Alen L. Peacock
apeacock@.cs.byu.edu
Performance Evaluation Laboratory
Brigham Young Univerisity
---------------------------------

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