Are the Linux and UNIX environment variables set correctly?

On Linux and UNIX systems, the basic settings are made by the mqsiprofile command which is located in this directory:
<product_install_path>/bin

For information about setting up the command environment, see Setting up a command environment and refer to the instructions about creating a broker on your operating system:

Related tasks
Troubleshooting and support
Making initial checks
Installing complementary products
Setting up a command environment
Related reference
Environment variables after installation