instability with gmirror and atacontrol spindown

[Jeremy Chadwick]

On Wed, May 14, 2008 at 10:20:42PM +0200, Aragon Gouveia wrote:
> This is what is logged on the console after the disk spin up message:
> 
> ad8: WARNING - SETFEATURES SET TRANSFER MODE taskqueue timeout - completing
> request directly
> ad8: WARNING - SETFEATURES SET TRANSFER MODE taskqueue timeout - completing 
> request directly
> ad8: WARNING - SETFEATURES ENABLE RCACHE taskqueue timeout - completing
> request directly
> ad8: WARNING - SETFEATURES ENABLE RCACHE taskqueue timeout - completing
> request directly
> ad8: WARNING - SET_MULTI taskqueue timeout - completing request directly
> ad8: TIMEOUT - READ_DMA retrying (1 retry left) LBA=20047817
> ad8: WARNING - SETFEATURES SET TRANSFER MODE taskqueue timeout - completing 
> request directly
> ad8: WARNING - SETFEATURES SET TRANSFER MODE taskqueue timeout - completing 
> request directly
> ad8: WARNING - SETFEATURES ENABLE RCACHE taskqueue timeout - completing
> request directly
> ad8: WARNING - SETFEATURES ENABLE RCACHE taskqueue timeout - completing
> request directly
> ad8: WARNING - SET_MULTI taskqueue timeout - completing request directly
> ad8: TIMEOUT - READ_DMA retrying (0 retries left) LBA=20047817
> <rinse and repeat>
> 
> I can only reproduce it when my gmirror volume is running.
> 
> Any ideas?

http://wiki.freebsd.org/JeremyChadwick/Commonly_reported_issues

-- 
| Jeremy Chadwick                                jdc at parodius.com |
| Parodius Networking                       http://www.parodius.com/ |
| UNIX Systems Administrator                  Mountain View, CA, USA |
| Making life hard for others since 1977.              PGP: 4BD6C0CB |