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32 SVA Path User’s Guide

3. Before installing SVA Path, it is imperative that the host is

able to see and access all storage devices through all

available paths

. For example, if you have two HBAs and

redundant paths to your storage system, each logical drive

should be displayed twice by the command:

# ioscan -fnC disk

If you can’t see all available storage devices through every

path, verify that you have the latest fibre channel or SCSI

HBA drivers loaded on your system.

4. If a previous version of SVA Path is installed on your

system, remove it before continuing with this installation.To

determine if an older version of SVA Path is present on your

system examine the output of the swlist command:

# /usr/sbin/swlist SVAPath

5. To install the software insert the CD-ROM distribution and

log on as root. Mount the CD-ROM with the command:

# /usr/sbin/mount /dev/dsk/cXtYdZ/SD_CDROM

where /dev/dsk/cXtYdZ is the device special filename of

your CD-ROM.

6. Before proceeding, refer to the

README file in the directory

/SD_CDROM for information on any changes to the software

or installation procedure that may have occurred after this

manual was printed.

Caution: Before continuing, be aware that running

swinstall

will rebuild your system kernel. You will have to reboot in order

to use SVA Path devices.

7. Install SVA Path by becoming root and, from the

SD_CDROM directory, issue the

./install command.

Follow the onscreen instructions to completion.

Caution: The swinstall takes approximately 2.5 minutes to

complete. To ensure that the swinstall has adequate time to

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Seagate ST39103LC Guida Utente Pagina 42