Squid -z usually consumes a lot of CPU cycles when it builds the storage, especially COSS. Can you share your cache_dir lines from squid.conf? Regards HASSAN On Fri, Jul 4, 2014 at 12:39 PM, Kzjnet <kzjnet@xxxxxxxxxx> wrote: > I have built Squid 2.7 STEABLE 9 with mingw on windows followed the instruction in wiki. After that, I ran command > > squid -z > > The CPU was occupied 100%. > Command > > 'squid' > and > 'squid -k parse' > > does not work, too. >