After UltraPath is installed on the AIX operating system, it takes a long time to execute the rmdev command. This problem is solved in UltraPath V100R008C50. You are advised to upgrade UltraPath to V100R008C50SPC500 and later versions.
For information about UltraPath installation and upgrade, log in to http://support.huawei.com/enterprise/ using the user name and password that you have registered. In the search bar, enter UltraPath. Select the path that is automatically associated with the keyword to go to the documentation page.
