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Re: Kernel Single-user Memory usage breakdown results and tools posted in the NetBSD WIKI
I tested the basic allocation pattern we profiled from the kernel
bootup with both the malloc() and kmem_alloc(), and got exactly the
same results in terms of physical pages required. The difference
between the allocators may be negligible in this scenarion because in
the single-user boot there are about 160 allocation requests and only 3
calls to free(), so the case is not particularly hard to manage.
If there was a more complex use case to test, there might be more
interesting results.
Juha Keski-Saari
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