dirty bit


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dirty bit

A bit in a memory cache or virtual memory page that has been modified by the CPU, but not yet written back to storage. Also used for other temporary purposes, a dirty bit is always a bit in RAM. See virtual memory and cache.
References in classic literature ?
and putting his hand in his pocket found there a dirty bit of paper and the stump of a pencil.
Murphy, by my reckoning, kicked the ball out of his hands once in 90 minutes, instead rolling it out to his back four and on to the midfield where Stevie Jennings and James Bailey did the dirty bit but also linked up neatly with Baker and the busy Franck Moussa as the wide men switched play and wandered inside into pock-k ets of space to confuse and confound their markers.
I got passed in turn one and that put me wide and onto the dirty bit of the track, so I lost places.
Just a dirty bit makes it so different and creative.
Centre manager Tim Lamb said: "We don't want a shiny bit and a dirty bit, we want it all to be shiny.
When District Attorney Steve Cooley launched an investigation into this dirty bit of dealing, city and county elected officials howled that his conduct was outrageous.
He had a high-class field gasping, with specialist milers you expect to travel easily being scrubbed harder than that dirty bit behind a workhouse urchin's ears.
It also integrates a high-performance 64-bit DRAM Controller with optional parity, an on-chip Level Two (L2) write back cache controller with built-in dirty bit RAM, an 8259A/APIC-based (Advanced Peripheral Interrupt Controller) subsystem, an 82C54 Counter/Timer, desktop power management, a distributed DMA controller and standard PC-AT compatibility functions.
If you're moving somewhere new cut it short to get rid of the dirty bit or get a new string altogether.
I watched it changing from just a dirty bit of ground to what we've got now, so it's been an interesting process.
World Cinema: Will sit through two hours of French subtitles waiting for a dirty bit.
Number 6,055,606, "Writeback cache cell with a dual ported dirty bit