The Proceedings of the 11th Symposium on High-Performance Computing Systems (SSCAD 2010) bring the papers selected and presented during the edition held in Petrópolis/RJ, from October 27 to 30, 2010. In this issue, the proceedings include 20 full papers. These papers were selected through a peer-review process, from a total of 60 full papers submitted, which implied an acceptance rate of 33,33%. The event's program committee was coordinated by Adenauer C. Yamin (UCPEL/UFPEL) and Rodolfo J. de Azevedo (UNICAMP), who organized this volume.
