Tests of RAID adapters

[Sascha Wildner]

On 4/25/2011 9:12, Francois Tigeot wrote:
LSI SAS 3081E-R
---------------
http://www.lsi.com/storage_home/products_home/host_bus_adapters/sas_hbas/lsisas3081er/

The RAID1 volume created in the BIOS of the card was visible but there were
some timeout error messages from the start:
dmesg extract:
   mpt0:<LSI Logic SAS/SATA Adapter>
   mpt0: MPI Version = 1.5.20.0
   mpt0: Capabilities: (RAID-0 RAID-1E RAID-1)
   mpt0: 1 Active Volume (2 Max)
   mpt0: 2 Hidden Drive Members (14 Max)
   ...
   mpt0: mpt_wait_req(4) timed out
   mpt0: read_cfg_header timed out
   mpt0: vol0(mpt0:0:0) mpt_refresh_raid_vol: Failed to read RAID vol Hdr(0)
   mpt0: vol0(mpt0:0:0): Settings()
   mpt0: vol0(mpt0:0:0): 0 Members:
   mpt0: vol0(mpt0:0:0): RAID0-Optimal
   (mpt0:0:1): Physical(mpt0:0:1:0),Pass-thru (mpt0:1:0:0)
   (mpt0:0:1): Online
   (mpt0:0:2): Physical(mpt0:0:2:0),Pass-thru (mpt0:1:1:0)
   (mpt0:0:2): Online
   ...
   da0 at mpt0 bus 0 target 0 lun 0
   da0:<LSILOGIC Logical Volume 3000>  Fixed DirectAccess SCSI-2 device
   da0: 300.000MB/s transfers
   da0: 151634MB (310546432 512 byte sectors: 255H 63S/T 19330C)
I couldn't install DragonFly, newfs_hammer hung at 90% completion. The disks
were making strange noises, as if they were constantly seeking
I've put an update for mpt(4) here:

http://leaf.dragonflybsd.org/~swildner/0001-mpt-4-Sync-with-FreeBSD.patch

Please test it when you get the chance.

Sasca