zpool Scrub Causes Unacceptable System Performance Reports Scsi Errors

(Doc ID 1539024.1)

Last updated on MARCH 25, 2013

Applies to:

Solaris SPARC Operating System - Version 10 10/08 U6 and later
Information in this document applies to any platform.

Symptoms

zfs scrub reports scsi errors (sample below).  the errors cycle through the various disks connected to the system, however regardless of which disks are used, or in any variant of the zpool, the error returns.

Aug 28 03:09:59 jc3 scsi: [ID 365881 kern.info] /pci@79,0/pci10de,5d@d/pci1000,3150@0 (mpt1):
Aug 28 03:09:59 jc3     Log info 31123000 received for target 62.
Aug 28 03:09:59 jc3     scsi_status=0, ioc_status=804b, scsi_state=c
Aug 28 03:09:59 jc3 scsi: [ID 365881 kern.info] /pci@79,0/pci10de,5d@d/pci1000,3150@0 (mpt1):
Aug 28 03:09:59 jc3     Log info 31123000 received for target 62.
Aug 28 03:09:59 jc3     scsi_status=0, ioc_status=804b, scsi_state=c
Aug 28 03:09:59 jc3 scsi: [ID 365881 kern.info] /pci@79,0/pci10de,5d@d/pci1000,3150@0 (mpt1):
Aug 28 03:09:59 jc3     Log info 31123000 received for target 62.
Aug 28 03:09:59 jc3     scsi_status=0, ioc_status=804b, scsi_state=c
Aug 28 03:09:59 jc3 scsi: [ID 365881 kern.info] /pci@79,0/pci10de,5d@d/pci1000,3150@0 (mpt1):
Aug 28 03:09:59 jc3     Log info 31123000 received for target 62.
Aug 28 03:09:59 jc3     scsi_status=0, ioc_status=804b, scsi_state=c
Aug 28 03:09:59 jc3 scsi: [ID 107833 kern.warning] WARNING: /pci@79,0/pci10de,5d@d/pci1000,3150@0/sd@3e,0 (sd14):
Aug 28 03:09:59 jc3     Error for Command: read(10)                Error Level: Retryable
Aug 28 03:09:59 jc3 scsi: [ID 107833 kern.notice]       Requested Block: 33976683                  Error Block: 33976683
Aug 28 03:09:59 jc3 scsi: [ID 107833 kern.notice]       Vendor: ATA                                Serial Number:      WD-     WCAW
Aug 28 03:09:59 jc3 scsi: [ID 107833 kern.notice]       Sense Key: Unit Attention
Aug 28 03:09:59 jc3 scsi: [ID 107833 kern.notice]       ASC: 0x29 (power on, reset, or bus reset occurred), ASCQ: 0x0, FRU     : 0x0

System info:

System Configuration: Sun Microsystems Sun Fire X4600 M2
BIOS Configuration: American Megatrends Inc. 080012  01/12/2007
BMC Configuration: IPMI 1.5 (KCS: Keyboard Controller Style)


Storage Info:

SAN Digital (3rd party)

Note, customer has purchased a non-Oracle SAS card (Areca HA-ARC-ARC1880X) that is working flawlessly so far.  We've been stress testing it in our Sun X4600M2 server for the past week with no faults, no lockups, no errors.  Its sustaining nearly 380 MB/s reads when doing a "zfs scrub". 

 

Cause

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