Failing ZFS log devices/panic

[M. Casper Lewis]

On Thu, Aug 30, 2018 at 07:58:05PM -0700, M. Casper Lewis wrote:
> On Fri, Aug 31, 2018 at 11:35:12AM +1000, Grant Gray wrote:
> > I've currently got an issue between some HGST SATA disks and a SAS3008 HBA
> > where mixing SAS and SATA disks on the same port results in intermittent
> > I/O errors on the HGST SATA disks, but not other SAS devices.
> 
> This sounds like what we are seeing, but we're not mixing SAS and SATA.

I forgot to add:  Why are the log devices showing problems and not the
cache devices?  Same drives, same bus.  Different access pattern, sure.

-- 
M. Casper Lewis                     |   mclewis at ucdavis.edu
Systems Administrator               |   Voice: (530) 754-7978
Genome Center                       |
University of California, Davis     |