On 11/13/2013 05:24 AM, Ayham Abou Afach wrote: > Hi Alex > > I am trying squid 3.head to try large rock support . Large rock is not available in 3.head (a.k.a., Squid trunk). If you want to try it, use the following unofficial branch: https://code.launchpad.net/~measurement-factory/squid/collapsed-fwd Since that code is not official, please do not count on official support. > as we see from documentation that max-size option for rock store means > slot size ( which is used 32k -1 ); Not in Large Rock. Max-size meaning in Large Rock is the same as max-size meaning for ufs-based cache_dirs. > and caching large objects will use more slots . is that true ??? Yes. > if it is true ; how i can limit the hard disk ( rock store partition ) > to store objects with max size 10Mb If you are using Large Rock, add max-size=10485760 or similar to your cache_dir line. HTH, Alex.