Stonehenge Tours. This extraordinary ancient site is a must-see destination  and theres no better way to explore its mysteries than with an experienced tour guide.
Thrashing is a state in which the CPU performs 'productive' work less and 'swapping' more. The CPU is busy in swapping pages, so much that it can not respond to users' programs as much as required.
Threshing machine. The thrashing machine, or, in modern spelling, threshing machine, was a machine invented by Scottish mechanical engineer Andrew Meikle for use in agriculture. It was designed (c.1796) for the separation of grain from stalks and husks.