On a microbenchmark of 10,000 fixed-size write operations of 1KB via a single VSIC
to a single VSA, the average overhead of the emulation is 3μs. Executing virtualization
code takes 1μs on the VSIC core; the other 2μs are due to cache overheads that we did
not quantify further. To measure the expected VSIC performance with direct hardware
support, we map the single RAID hardware VSIC directly into the application memory;
we report those results in Section