The FlexSC paper from 2010. They observe the cache damage from traditional system calls and propose batch queueing them and ideally using a different core to s

The FlexSC paper from 2010. They observe the cache damage from traditional system calls and propose batch queueing them and ideally using a different core to service them. This is not the traditional Unix programming model, so they create a threading package the transparently makes your traditional Unix synchronous system calls work. They benchmark Apache with all of this new apparatus and it performs very well.