Lines Matching refs:defrag
104 It's also possible to limit defrag efforts in the VM to generate
106 regions or to never try to defrag memory and simply fallback to regular
108 time to defrag memory, we would expect to gain even more by the fact we
115 echo always >/sys/kernel/mm/transparent_hugepage/defrag
116 echo defer >/sys/kernel/mm/transparent_hugepage/defrag
117 echo defer+madvise >/sys/kernel/mm/transparent_hugepage/defrag
118 echo madvise >/sys/kernel/mm/transparent_hugepage/defrag
119 echo never >/sys/kernel/mm/transparent_hugepage/defrag
169 invoke defrag algorithms synchronously during the page faults, it
170 should be worth invoking defrag at least in khugepaged. However it's
171 also possible to disable defrag in khugepaged by writing 0 or enable
172 defrag in khugepaged by writing 1::
174 echo 0 >/sys/kernel/mm/transparent_hugepage/khugepaged/defrag
175 echo 1 >/sys/kernel/mm/transparent_hugepage/khugepaged/defrag