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The most significant source of lost performance when a thread migrates between cores is the loss of cache state. A significant boost in post-migration performance is possible if the cache working set can be moved, proactively, with the thread. This work accelerates thread startup performance after migration by predicting and prefetching the working set of the application into the new cache. It shows that simply moving cache state performs poorly, and that moving the instruction working set candoi:10.1109/hpca.2011.5749728 dblp:conf/hpca/BrownPT11 fatcat:542zgr7xgfa7zbxhsvavdu3vam