The static initial table reserved space for MxN elements but only used
every Nth element. Removing the excess elements shrinks the table 16x.
I added search/insertion/deletion time logging while here to ensure no
performance regressions.
Fixes: https://github.com/libuv/libuv/issues/4823
Switch from old-style ASSERT macro to new-style ASSERT_EQ,... macros.
Using new-style macros makes it easier to debug test failures
Fixes: https://github.com/libuv/libuv/issues/2974
Reading and writing files using a memory file mapping can be
significantly faster on Windows.
PR-URL: https://github.com/libuv/libuv/pull/2295
Reviewed-By: Bartosz Sosnowski <bartosz@janeasystems.com>