Red Hat DEVICE-MAPPER MULTIPATH 5.2 Bedienungsanleitung PDF herunterladen (Seite 15)

3.1.4 Rebooting the Linux Server

Reboot the Linux server.

Example:

# shutdown -r now

3.2 Checking the device-mapper multipath

After they have been enabled, confirm the device-mapper multipath settings.

3.2.1 Recognizing the Post device-mapper multipath LUNs

Check the device file created by the device-mapper multipath.

Example:

# cd /dev/mapper

# ls -l

crw------- 1 root root 10, 63 Oct 17 17:41 control

brw-rw---- 1 root disk 253, 0 Oct 17 17:41 mpath0

brw-rw---- 1 root disk 253, 1 Oct 17 17:41 mpath1

brw-rw---- 1 root disk 253, 10 Oct 17 17:41 mpath10

brw-rw---- 1 root disk 253, 99 Oct 17 17:41 mpath100

brw-rw---- 1 root disk 253, 245 Oct 17 17:41 mpath246

brw-rw---- 1 root disk 253, 246 Oct 17 17:41 mpath247

brw-rw---- 1 root disk 253, 247 Oct 17 17:41 mpath248

brw-rw---- 1 root disk 253, 248 Oct 17 17:41 mpath249

Chapter 3 For Red Hat Enterprise Linux 5

3.2 Checking the device-mapper multipath

FUJITSU Storage ETERNUS DX Configuration Guide -Server Connection-

(Fibre Channel/FCoE/iSCSI/SAS) for Linux

P3AM-3912-21ENZ0

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Red Hat DEVICE-MAPPER MULTIPATH 5.2 Bedienungsanleitung Seite 15