It is very unlikely that network swamping was the culprit here. It is quite possible, however, that lots of I/O caused your program to swap a bit. That could easily cause a 3 second delay.
Patrick's suggestion that you check GC is an excellent one as well. 2010/11/24 Patrick Hunt <[email protected]> > > When this happened, my machines seem to being transfering some big file > each other, so I am wondering if the net bandwidth is all occupancied by the > file transferring which lead to my zkclient's bandwidth get to be 0??????
