Re: LBA to File?

["Buzbee, James" <James.Buzbee@xxxxxxxxxxxx>]

Andi Kleen wrote:
> On Thu, 2003-03-06 at 22:37, Buzbee, James wrote: 
>
> > We've been running an IDE analyzer on our system in order to better 
> > understand the pattern of disk usage for our application. We're seeing 
> > what appears to be a high number of writes to a particular area of the 
> > drive, and we're having trouble determining what is being accessed.  The 
> > analyzer gives us output in terms of LBA accesses.  Is there an easy way 
> > to translate an LBA address into a particular file or perhaps an 
> > internal XFS data structure?
>
>
> I bet it is the XFS log.


We actually see the writes occuring in two distinct areas on the drive. 
 Would journal accesses show up this way?


> You can test by moving it to another partition or another disk.

We are in a single disk system using an internal log.  Is there any way 
to move it ?

Jim


> -Andi