Sun Microsystems StorEdge 3000 Series, Installation, Operation And Service Manual

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Appendix H Configuring a Linux Server H-5
9. On the Extended Firmware Settings menu, highlight Connection Option and press
Return. A screen lists three types of connection:
0 – Loop only- - - - for connecting to loop type devices
1 – Point to point only - - - - connecting to fabric switches
2 – Loop preferred, otherwise point to point
10. If you are connecting to a loop device, highlight 0 and press Return. If you are
connecting to a Fabric device or switch, highlight 1 and press Return.
11. Once completed, press Esc until you get to a screen that displays “Configuration
setting modified.” Highlight Save changes and press Return.
12. Return to the Fast!UTIL Options. Highlight Scan Fibre Devices and press Return.
This menu option scans all 126 channels to see if there are any devices attached; the
devices show up after the scan. If there are no devices attached, it takes some time to
scan. If there are devices attached, it usually finds them right away.
13. If you are satisfied with the configuration, press Esc until you get to
Configuration Settings
.
14. Highlight Exit Fast!UTIL and press Return. A screen displays Exit Fast!UTIL.
Highlight Reboot System and press Return.
The server reboots.
H.4 Multiple LUN Linux Configuration
By default, the Linux kernel does not support multiple LUNs. To support multiple
LUNs, modify the kernel with the following steps:
1. Log in as root, or su to root if you are logged in as a user.
2. Add this line to the end of the
/etc/modules.conf
file and save the file:
3. At the system prompt, enter this command and press Return:
The 2.4.9-e.3 entries refer to the current kernel. To find out your current kernel, type
uname -r
and substitute your kernel information in place of the 2.4.9-e.3 entries.
options scsi_mod max_scsi_luns=255
mkinitrd -f /boot/initrd-2.4.9-e.3.img 2.4.9-e.3