Before You Begin - Asus DS300j G2 Series User Manual

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ppendIx ultIpathInG on
The appendix covers the following topics:

• Before You Begin

• Task 1: Meeting Package Requirements
• Task 2: Preparing the Configuration File
• Task 3: Making Initial Host Settings
• Task 4: Create and Configure Devices
• Task 5: Setting-up ALUA
• RPM Packages and Documents for Linux MPIO
• Linux MPIO: Known Issues
• Sample multipath.conf File
ASUS Storage has fully tested ASUS DS300f G2 multipathing on RedHat RHEL 5.3, 5.4, and 5.5; and SuSE SLES
10 SP2, 10 SP3, 11, and 11 SP1. Coverage in this Product Manual is limited to those OSes.
Multipathing is possible on other Linux OSes. ASUS Storage has not tested every possible combination and
therefore does not attempt to cover them here.
For a list of supported OSes, download the latest compatibility list from ASUS Storage support: http://www.
ASUS Storage.com/support/.
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Inux efore
Before you can set up multipathing on your Linux Host PC, you must:
• Install your Fibre Channel or SAS HBA card into the Host PC.
• Install the HBA card drivers onto the Host PC
• Setup your ASUS DS300f G2, install your physical drives and create your logical drives.
• Attach your Fibre Channel or SAS cables from the HBA card to the ASUS DS300f G2 RAID subsystem.
• Install RHEL 5.x with the linux mpath option.
• For ALUA, refer to the ASUS Storage Linux support packages. See page 486.
Refer to the Linux Administration Manual , your HBA documentation, and this Appendix as needed for more
information.
c
heck
To check your initial setup, verify that you can view the logical drives on your ASUS DS300f G2 from your Linux
desktop or terminal window. Refer to the Linux Administration Manual for the procedure on your system.
• If you can see your logical drives, the system is properly configured. Go to "Task 1: Meeting Package
Requirements" on page 247.
• If you cannot see your logical drives, make the necessary adjustments and check again.
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DS300f G2 Series User Manual