Malith Jayasinghe Zahir Tari Panlop Zeephongsekul The Impact of Quanta on the Performance of Multi-level Time Sharing Policy under Heavy-tailed Workloads. 83-91 2009 ACSC http://crpit.com/abstracts/CRPITV91Jayasinghe.html conf/acsc/2009 db/conf/acsc/acsc2009.html#JayasingheTZ09