If the system does not have a template, run the /sbin/mpathconf -enable command to manually generate /etc/nf.įor RHEL 6, add the following content to the devices field in the /etc/multipath. At the AIX command line, type smitty mpio. ~]# cp /usr/share/doc/device-mapper-multipath-0.4.9/nf /etc/nf How to resolve 'map in use' when manipulating Multipath Devices (Doc ID 2269939.1) Last updated on Applies to: Linux OS - Version Oracle Linux 6.0 and later Oracle Cloud Infrastructure - Version N/A and later Linux x86-64 x86 Goal Delete map may fail with 'map in use' error. Reseat the cables between the device and the adapter that have the missing path. If your operating system does not have this file, you can copy the nf or file to the /etc directory to generate one. The multipathd daemon must be running in order to use multipath devices. Some operating systems have this file by default. DM-Multipath's most important configuration file is /etc/nf.
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