Fujitsu ETERNUS2000 model 100 Manuel de connexion - Page 24

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Fujitsu ETERNUS2000 model 100 Manuel de connexion

Chapter 10 Setting Up and Checking the device-mapper multipath

10.1 For RHEL

10.1.2

Enabling the device-mapper multipath

Execute the following command to enable the device-mapper multipaths.

# multipath -v 1

# chkconfig --add multipathd

# chkconfig multipathd on

# multipath

# /etc/init.d/multipathd start

10.1.3

Rebooting the Linux Server

Reboot the Linux server.

Example:

# shutdown -r now

10.1.4

Recognizing the Post device-mapper multipath LUNs

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

Also check that the device file is linked to the "/dev/dm-X" file.

Example:

# cd /dev/mpath

# ls -l

lrwxrwxrwx 1 root root 8 Feb 15 20:21 mpath0 -> ../dm-28

lrwxrwxrwx 1 root root 8 Feb 15 20:21 mpath1 -> ../dm-29

lrwxrwxrwx 1 root root 8 Feb 15 20:21 mpath10 -> ../dm-13

lrwxrwxrwx 1 root root 7 Feb 15 20:21 mpath247 -> ../dm-46

lrwxrwxrwx 1 root root 8 Feb 15 20:21 mpath248 -> ../dm-50

lrwxrwxrwx 1 root root 7 Feb 15 20:21 mpath249 -> ../dm-155

P3AM-4212-02ENZ0

ETERNUS2000 Disk storage systems Server Connection Guide (SAS) for Linux