kern/144648: [aac] Strange values of speed and bus width in dmesg

Dmitry S. Luhtionov mitya at cabletv.dp.ua
Thu Mar 11 08:40:01 UTC 2010


>Number:         144648
>Category:       kern
>Synopsis:       [aac] Strange values of speed and bus width in dmesg
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Thu Mar 11 08:40:01 UTC 2010
>Closed-Date:
>Last-Modified:
>Originator:     Dmitry S. Luhtionov
>Release:        8.0-STABLE FreeBSD amd64
>Organization:
>Environment:
FreeBSD nfs.cabletv.dp.ua 8.0-STABLE FreeBSD 8.0-STABLE #1: Fri Mar  5 11:51:38 EET 2010     mitya at nfs.cabletv.dp.ua:/usr/src/sys/amd64/compile/nfs  amd64
>Description:
Strange values of speed and bus width.

Some lines from dmesg:
=== Adapter
aac0: <Adaptec RAID 31605> mem 0xf4000000-0xf41fffff irq 18 at device 14.0 on pci4
aac0: Enabling 64-bit address support
aac0: Enable Raw I/O
aac0: Enable 64-bit array
aac0: New comm. interface enabled
aac0: [ITHREAD]
aac0: Adaptec 31605, aac driver 2.0.0-1
====
ses0 at aacp2 bus 0 scbus2 target 0 lun 0
ses0: <ADAPTEC Virtual SGPIO  0 0001> Fixed Enclosure Services SCSI-5 device 
ses0: 3.300MB/s transfers
ses0: SCSI-3 SES Device
==== Raid array from 16 disks
aacd0: <RAID 0 (Stripe)> on aac0
aacd0: 15253494MB (31239155712 sectors)
==== Hard disks
pass0 at aacp0 bus 0 scbus0 target 0 lun 0
pass0: <Hitachi HDS721010KLA330 A70M> Fixed Uninstalled SCSI-5 device 
pass0: 3825205.248MB/s transfers (134217728bit)
pass1 at aacp0 bus 0 scbus0 target 1 lun 0
pass1: <Hitachi HDS721010KLA330 A70M> Fixed Uninstalled SCSI-5 device 
pass1: 3825205.248MB/s transfers (134217728bit)
===== more disks cutted

Output by camcontrol
# camcontrol inquiry pass0
pass0: <Hitachi HDS721010KLA330 A70M> Fixed Uninstalled SCSI-5 device 
pass0: Serial Number       GTH000PAGP109H
pass0: 3.300MB/s transfers
# camcontrol readcap pass0
Last Block: 1953525167, Block Length: 512 byte

>How-To-Repeat:

>Fix:


>Release-Note:
>Audit-Trail:
>Unformatted:


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