Sekar said: > Hi, > > I have 4GB memory in my machine . The machine is four Intel(R) Xeon(R) CPU > - 1.60GHz processors box. The bios correctly shows 4GB memory. Initially > the machine had Redhat Enterprise Linux 3 on it and the machine showed all > 4GB memory . Now I have reinstalled the OS to FC6 . But now machine shows > *only 3 GB memory*. > > We have tried recompiling the linux kernel with following options but > still it didnt show all the available memory (4GB) Method :1 > > CONFIG_HIGHMEM4G=y CONFIG_HIGHMEM=y > > > Method : 2 > > CONFIG_HIGHMEM64G=y CONFIG_HIGHMEM=y > > > We have also tried passing boot option mem=4096M to the kernel without > any luck. > > What it could be the reason? How to fix this issue? > > Thanks in advance, Sekar > Is this the right maillist to ask the above? I don't see what squid has to do with it.! Ask squid related challenges.!