%0 Journal Article %B Journal of Physics: Conference Series, presented in 5th International Scientific Conference on Information, Control, and Communication Technologies (ICCT-2021) 4-7 October 2021, Astrakhan, Russian Federation %D 2021 %G eng %N 012003 %R 10.1088/1742-6596/2091/1/012003 %T Performance Analysis of a Cloud Computing System using Queuing Model with Correlated Task Reneging %V 2091