System reports "ENCLOSURE SERVICES ACCESS ERROR"

Applies to

• Data ONTAP 8
• SCSI Enclosure Services (SES)

Issue

• System generates AutoSupport with ENCLOSURE SERVICES ACCESS ERROR
• EMS report SAS adapter timeouts and resets.

Example:

[?] Sat Oct 17 17:28:17 JST [node: pmcsas_timeout_0: sas.device.quiesce:info]: Adapter 0a encountered a command timeout on enclosure services device 0a.00.99. Quiescing the device.

[?] Sat Oct 17 17:28:20 JST [node: pmcsas_timeout_0: sas.adapter.debug:info]: params: {'debug_string': 'Level 0 timeout on virtual device: Hard resetting PHY: 0a.00.99 (0xffffff010d075a80,0x1d,0/0)', 'adapterName': '0a'}
[?] Sat Oct 17 17:28:20 JST [node: pmcsas_intrd_0: scsi.cmd.abortedByHost:error]: Enclosure services device 0a.00.99: Command aborted by host adapter: HA status 0x4: cdb 0x1d

[?] Sat Oct 17 17:28:36 JST [node: pmcsas_timeout_0: sas.adapter.debug:info]: params: {'debug_string': 'Level 1 timeout on virtual device: Resetting expander: 0a.00.99 (0xffffff010d075a80,0x1d,1/1)', 'adapterName': '0a'}
[?] Sat Oct 17 17:28:36 JST [node: pmcsas_timeout_0: sas.adapter.debug:info]: params: {'debug_string': 'Requesting reset of expander 5:00a098:0034fb0:7f', 'adapterName': '0a'}
[?] Sat Oct 17 17:28:36 JST [node: pmcsas_intrd_0: scsi.cmd.abortedByHost:error]: Enclosure services device 0a.00.99: Command aborted by host adapter: HA status 0x4: cdb 0x1d
[?] Sat Oct 17 17:28:36 JST [node: pmcsas_asyncd_0: sas.adapter.debug:info]: params: {'debug_string': 'pmcsas_asyncd_expander_acp_reset_initiate -- 1 expanders need reset or powercycle', 'adapterName': '0a'}
[?] Sat Oct 17 17:28:36 JST [node: ses_admin: ses.shelf.ctrlFailErr:error]: Enclosure control failed via 0a.00.99 (disk shelf 0). Alternate path will be used if available.
[?] Sat Oct 17 17:28:36 JST [node: ses_admin: ses.access.noMoreValidPaths:critical]: No more valid paths to Enclosure Services in shelf 0 on channel 0a.
[?] Sat Oct 17 17:28:36 JST [node: esh_admin: ds.sas.element.xport.error:error]: Shelf module A XPORT ERROR on channels 0a/PARTNER shelf id 0
    Sat Oct 17 17:28:36 JST [node: statd: monitor_shelf_accessError_1:critical]: params: {'channel': '0a'}
[?] Sat Oct 17 17:28:36 JST [node: statd: callhome.encl.access:error]: Call home for ENCLOSURE SERVICES ACCESS ERROR
[?] Sat Oct 17 17:28:36 JST [acp-vfiler@node: acpa_command_thread: acp.exp.reset:info]: SAS expander reset issued to 0a.0.A (192.168.x.x), (disk shelf serial number: SHJSGxxxxxx).

[?] Sat Oct 17 17:28:36 JST [acp-vfiler@node: acp_admin: acp.exp.reset.success:info]: SAS expander reset command sent to 0a.0.A (192.168.x.x) was successful, (disk shelf serial number: SHJSGxxxxxx).

[?] Sat Oct 17 17:28:53 JST [node: pmcsas_asyncd_0: sas.adapter.debug:info]: params: {'debug_string': 'Device 0a.00.99 came back.', 'adapterName': '0a'}
[?] Sat Oct 17 17:28:53 JST [node: pmcsas_asyncd_0: sas.adapter.debug:info]: params: {'debug_string': 'Asyncd device scan done.', 'adapterName': '0a'}

[?] Sat Oct 17 17:31:49 JST [node: ses_admin: ses.status.ACPInfo:info]: DS4246 (S/N SHJSGxxxxxx) shelf 0 on channel 0a ACP Processor information for SAS shelf ACP processor 1: normal status.