Re: 5.99.49 iostat does not show raid* activity

[Matthias Scheler <tron%zhadum.org.uk@localhost>]

On Wed, Apr 13, 2011 at 06:45:39PM +0100, Hugo Silva wrote:
> Just noticed this in one server I'm setting up:
> 
> device  read KB/t    r/s   time     MB/s write KB/t    w/s   time     MB/s
> wd0         64.00   1283   0.56    80.20       0.50      2   0.56     0.00
> wd1         64.00   1283   0.59    80.20       0.50      2   0.59     0.00
> raid0        0.00      0   0.00     0.00       0.00      0   0.00     0.00
> raid1        0.00      0   0.00     0.00       0.00      0   0.00     0.00
> 
> 
> 
> # raidctl -S raid1
> 
> 
> Reconstruction is 100% complete.
> Parity Re-write is 6% complete.
> Copyback is 100% complete.
> Parity Re-write status:
>   6% |**                                     | ETA:    37:25 /
> 
> 
> I'm almost certain iostat used to correctly reflect in the MB/s column.

"iostat" is reporting the correct value. After all there is nothing
performing I/O on "raid1".

        Kind regards

-- 
Matthias Scheler                                  http://zhadum.org.uk/