I never thought so much about this but now it came up. I thought that the cache_dir dirty came when an unclean shutdown ocurred, or better, caused by file corruptions of the underlying FS thing is I am running ZFS and so there are no corrupt files even after power outage why squid still see dirty cache_dirs ? ... michel **************************************************** Tecnologia Internet Matik http://info.matik.com.br Sistemas Wireless para o Provedor Banda Larga Hospedagem e Email personalizado - e claro, no Brasil. ****************************************************