> Yes, now I changed ALL of VM setting to default. > However, I want to know which setting that cause the problem. Because I > used same setting so far.
VM setting or Squid setting? If you want to know which VM change made your system unstable, you are asking the wrong list. If Squid is still unstable after changing your VM settings back to the default, post your squid.conf and the output of squid -v to the list. Adam