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If the installation fails with the following error message on the console:
fork() failed: Resource temporarily unavailable
The value of nkthread tunable parameter nay not be large enough. The nkthread tunable requires a minimum value of 600 on all systems in the cluster. To determine the current value of nkthread, enter:
If necessary, you can change the value of nkthread using the SAM (System Administration Manager) interface, or by running the kctune command. If you change the value of nkthread, the kernel must be rebuilt for the new value to take effect. It is easier to change the value using SAM because there is an option to process the new kernel immediately. See the kctune(1M) and sam(1M) manual pages for more information on tuning kernel parameters.