On Wed, Mar 31, 2010 at 04:05:33AM -0800, Tsuyoshi Ozawa wrote: > Thank you for replying ! > > The patch for FreeBSD 8.0 original source is here : > http://gist.github.com/350230 looks good I wonder - why don't we store the callouts in binary tree so the searching for nearest callout is faster? what is the average length of the callout queue?