Disabling Zoning Using Linux - Western Digital Ultrastar Data102 User Manual

User Guide
e. Zone group 9, 10, 11, 12, 13, and 14 can be identified by the
5.3.5 Disabling Zoning using Linux
Step 1 : From the host server, identify the sg devices that are associated with the Ultrastar Data102
IOMs.
a. Issue the following command:
b. Identify the sg devices from the output. The devices can be identified by the <dev>. The
c. Record the sg device numbers for use in a later step.
Step 2 : Identify the IOM SAS Address for both IOMs sg_ses page 7h.
a. Issue the following command:
b. Identify the IOM SAS address for both IOMs from the output. Each address appears
c. Record the IOM SAS Addresses for use in a later step.
Step 3 : Verify the IOM SAS Address that matches each sg_device that is linked to each IOM using
sg_vpd page 83h.
a. Issue the following command:
b. Identify and match the IOM SAS address and sg device for both IOMs from the output.
group in each of their respective zones. The above example displays PHYs 0-13 as being
in zone group 9, PHYs 14-27 as being in zone group 10, and so on.
sg_scan -i | grep -i H4102-J -B 1
devices appear as /dev/sg3 and /dev/sg106 bolded in the example below.
/dev/sg3: scsi9 channel=0 id=43 lun=0
HGST H4102-J
'--
/dev/sg106: scsi9 channel=0 id=196 lun=0
HGST H4102-J
sg_ses <dev> -p7 | grep -i esce
before the IP Address as bolded in the example below.
Element 0 descriptor: ESCE IOMA,1EB0246-B2
,5000CCAB0300003C,10.202.238.225
Element 1 descriptor: ESCE IOMB,1EB0246
,5000CCAB0300007C,10.202.239.201
sg_vpd <dev> -p0x83
Each address appears bolded in the example below.
Addressed logical unit:
designator type: NAA,
0x5000ccab0300003c
Target port:
designator type: NAA,
transport: Serial Attached SCSI Protocol (SPL-4)
0x5000ccab0300003c
0101 [rmb=0 cmdq=1 pqual=0 pdev=0xd]
0101 [rmb=0 cmdq=1 pqual=0 pdev=0xd]
code set: Binary
code set: Binary
5. System Management
5.3 Zoning
located at the end of each
ZG
,THCLS03517EL0091
,THCLS03517EL0052
210