Computer Performance Engineering21st European Workshop on Performance Engineering, EPEW 2025, Catania, Italy, June 26, 2025, Revised Selected Papers\nAuthor(s): Laura Carnevali, Josu Doncel\nFormat: Paperback\nPublisher: Springer Nature Switzerland AG, Switzerland\nImprint: Springer Nature Switzerland AG\nISBN-13: 9783032163448, 978-3032163448\nSynopsis\nThis book constitutes the revised selected papers of the 21st European Workshop on Computer Performance Engineering, EPEW 2025, held in Catania, Italy, on June 26, 2025.\n\nThe 11 papers presented in this volume were carefully reviewed and selected from 15 submissions. These papers present performance evaluation of systems from a theoretical and practical viewpoint. Application of performance evaluation techniques to emerging technologies, like cyber-physical systems ranging from mobile devices and Internet-of-Things (IoT), fog and edge computing, applications to large-scale cloud computing systems, smart grids, security infrastructu.