On Tue, May 25, 2010 at 4:04 AM, Mark Greene <green...@gmail.com> wrote: > I'm fairly certain the write path hits the commit log first, then the > memtable.
True, but that does not make them any less sequential -- journal logs are strictly sequential fast writes. Actual ordering occurs in memory, and results are eventually flushed from memtable to disk. There is no similar ordering for reads. -+ Tatu +-