
Chapter 2. Practical planning 13
system is still considered to be Red Hat 9.0, but with a different kernel. Alternately, you may
rebuild the kernel that was provided with your distribution but with different kernel options
selected.
In most cases, the stock kernel with the Red Hat release may be all you need. In other cases,
you
must rebuild the kernel because the stock kernel does not provide the options you need.
We know of the following cases in which you
must rebuild the stock Red Hat 9.0 kernel:
If an SMP machine is used for FLEX-ES
If some of the newer Ethernet adapters are used, especially 1000BaseT models
If large server memory is ...