System for managing the cache de-stage scan time, method and program

摘要

Topic The system and manner in order to manage the destaging scan time in the cache are offered.Solutions One system, includes with the cache and the processor. As for the processor, it judges the scan time of desire in order to scan the multiple storage tracks/trucks in the cache making use of the 1st thread, continually, in order to control the actual scan time of the multiple storage tracks/trucks in the cache on the basis of the scan time of the desire which is judged continually making use of the 2nd thread, continually, it is constituted. As for one manner, it includes with the fact that actual scan time of the multiple storage tracks/trucks in the cache on the basis of the scan time of the desire which is judged continually judging the scan time of desire in order to scan the multiple storage tracks/trucks in the cache making use of the 1st thread, continually and, making use of the 2nd thread, is controlled continually. Also the physical computer storage media which includes the computer program product in order to do the above-mentioned manner is offered. Choice figure Drawing 2