2 votes 2 votes on a system with 1MB of memory using the buddy system what is the first requests due to lack of available memory ? 50k,150k,90k,130k,70k,80k,120k,180k,60k.? Operating System memory-management operating-system + – aaru14 asked Aug 23, 2017 edited Aug 23, 2017 by Bikram aaru14 4.3k views answer comment Share Follow See 1 comment See all 1 1 comment reply sachin! commented Aug 23, 2017 reply Follow Share 120K 2 votes 2 votes Please log in or register to add a comment.
5 votes 5 votes buddy system always allocate the memory in the power of 2 50K ====> 64K 150 K ====> 256K 90 K ====> 128 K 130 K ====> 256 K 70 K ====> 128 K 80 K ====> 128 K remaning you have 64 KB only in 1MB.... Therefore 120K is first rejected due to lack of memory Sumit Rana 1 answered Sep 1, 2018 Sumit Rana 1 comment Share Follow See all 0 reply Please log in or register to add a comment.