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Re: shared memory

Might be same physical memory area is mapped as two different virtual memory
areas. It's possible to mask actual memory address or provide memory address
translation. This is doen by hardware itself...


"Sachin Shurpali (RBIN/DCA-NMP)" wrote:

> Hi,
>     The addresses after shmat for two processes are coming different (of
> course) for the same ID. The size of shared memory is around 225 KB. Can
> somebody give me a clue , why it is so?  Surprisingly transfer  thro' the
> shared memory is proper. The difference in addresses is precisely 1 MB.