I'm practicing to use the Lazy Allocation and the Demand Paging policies of Linux. I want a buffer that I allocated by mmap() occupy NO physical memo ...
I'm practicing to use the Lazy Allocation and the Demand Paging policies of Linux. I want a buffer that I allocated by mmap() occupy NO physical memo ...
When a program calls mmap to allocate an anonymous page, also known as a demand-zero page, what appears in the address field of the corresponding page ...
While reading about demand paging, I can see it mentioned in several sources (e.g. http://www.expertsmind.com/questions/name-the-hardware-to-support-d ...
I was reading: https://en.wikipedia.org/wiki/Demand_paging https://en.wikipedia.org/wiki/Copy-on-write While I totally understand what COW is ...
I tried solving the following question Consider a machine with 128MiB (i.e. 2^27 bytes) of main memory and an MMU which has a page size of 8KiB (i. ...
I think the differences are: In dynamic loading there is no need for OS support and it's the user's responsibility to design a program in such a w ...
i am reading about page faults in demand paging. page faults happen when 1) the memory being is accessed is illegal 2)the page is valid but not presen ...
I am trying to understand demand paging concepts and can't find an answer. How page-fault rate can be relatively small, if only way is for OS to under ...