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Chapter 3 Setting Up MPxIO

3.3 Solaris 8 OS

3.3.2

Checking the Storage System Status

Use the "format" command to check the path status before multipathing is set up (example out-

put follows).

# format

Searching for disks...done

AVAILABLE DISK SELECTIONS:

0. c1t0d0 <SUN146G cyl 14087 alt 2 hd 24 sec 848>

/pci@8,600000/SUNW,qlc@2/fp@0,0/ssd@w500000e0113ce2e1,0

1. c2t2051000B5D6A0109d0 <FUJITSU-E8000-0000 cyl 6248 alt 2 hd 64 sec 256>

/pci@9,600000/SUNW,qlc@1,1/fp@0,0/ssd@w2051000b5d6a0109,0

2. c3t2050000B5D6A0109d0 <FUJITSU-E8000-0000 cyl 6248 alt 2 hd 64 sec 256>

/pci@9,600000/SUNW,qlc@2,1/fp@0,0/ssd@w2050000b5d6a0109,0

3.3.3

Editing the "/kernel/drv/scsi_vhci.conf" Settings

Edit the "/kernel/drv/scsi_vhci.conf" file.

Procedure

P3AM-2722-04ENZ0

ETERNUS Disk storage systems Server Connection Guide for Oracle Solaris

Enable MPxIO.

Check that an "mpxio-disable="no";" line exists, enabling MPxIO.

Otherwise, add this line or change its value to "no".

Enable the auto-failback function.

Check that an "auto-failback="enable";" line exists, enabling the auto-failback function.

Otherwise, add this line or change its value to "enable".

Enable the Symmetric option.

Add the following line.

For the ETERNUS2000

device-type-scsi-options-list =

"FUJITSU E2000", "symmetric-option";

symmetric-option = 0x1000000;

For the ETERNUS4000

device-type-scsi-options-list =

"FUJITSU E4000", "symmetric-option";

symmetric-option = 0x1000000;

For the ETERNUS8000

device-type-scsi-options-list =

"FUJITSU E8000", "symmetric-option";

symmetric-option = 0x1000000;

"d0" device is connected to c2 and c3 paths.