amd64/95888: kernel: ad2: TIMEOUT - WRITE_DMA retrying on HP DL140G2

[AD]

>Number:         95888
>Category:       amd64
>Synopsis:       kernel: ad2: TIMEOUT - WRITE_DMA retrying on HP DL140G2
>Confidential:   no
>Severity:       serious
>Priority:       low
>Responsible:    freebsd-amd64
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sun Apr 16 17:30:11 GMT 2006
>Closed-Date:
>Last-Modified:
>Originator:     AD
>Release:        FreeBSD 6.1-RC amd64
>Organization:
AD
>Environment:
FreeBSD access 6.1-RC FreeBSD 6.1-RC #4: Thu Apr 13 09:19:15 KRAST 2006     ad at access:/usr/obj/usr/src/sys/KRASLAN  amd64

>Description:


The given mistake occurs occasionally on my server HP DL140G2 At installation freebsd initially there was no hard disk, after switching-off ACPI the disk was defined. After installation there were mistakes of kind 
Apr 16 05:12:03 access11 kernel: ad2: TIMEOUT - WRITE_DMA retrying (1 retry left) LBA=8845343
>How-To-Repeat:

>Fix:

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