IBM AIX Devices
.............../ Updation in Progress
ODM keeps track of everything on the system, as
for devices we have two types of categorization
1) Predifined Database
2) Customized Database
1) Predefined database : "Support devices", drivers are already installed
#lsdev -P -H (P for predefined devices, H for heading)
Gives us list
Listing particular class
#lsdev -Pc tape (P for predefined devices, c for class)
#lsdev -Pc disk
#lsdev -Pc tape --To lookup the predefined db for support for tape device
2) Customized database : "Customized devices as per requirement"
#lsdev -C -H
Status is important.
Available means ready to use.
Defined means only driver available
All the devices have what is called as attributes.
Now to list the attributes of a devices
#lsattr -EH -l mem0 (E for effective attr,l logical device
Check for User settable columns, where it says whether it could be
modified or not
Every devices has a logical device located in /dev directory
ls -l /dev // To see the devices attached to your system