We are having some problems at the moment geting iostat to output data
from the partitons defined to the system (e.g iostat -x /dev/dasdb).
This works OK on Redhat 7.2 and the reason for this seems to be that
/proc/partitions contains rather more information on RedHat than SLES7.
We tried
Kernel updates from SuSE have the hooks for iostat to give info similar to
Solaris or BSD. This was placed into 2.4.16 and beyond as I recall. This
kernel patch was questionable in the past. The patch is also located on
the web, there is a maintainer in France as I recall. Google it if you do
not