This article is part of the Vol. 3 No. 6 August 2004 issue of Adding low-cost tiers to conserve storage costs
Disk thrashing: In systems that use virtual memory, disk thrashing manifests as slow or stalled application performance at the same time as a lot of disk activity. Sometimes referred to as swapping pages, it's the result of a hard drive being used excessively for virtual memory because the physical RAM memory is full. Disk thrashing slows down the performance of a system because data has to be transferred back and forth from the hard drive to the physical memory. It's common in older PCs with limited amounts of RAM. Access >>>
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