diff options
Diffstat (limited to 'Documentation/sysctl/vm.txt')
| -rw-r--r-- | Documentation/sysctl/vm.txt | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/Documentation/sysctl/vm.txt b/Documentation/sysctl/vm.txt index ff234d229cbb..697ef8c225df 100644 --- a/Documentation/sysctl/vm.txt +++ b/Documentation/sysctl/vm.txt @@ -312,8 +312,6 @@ The lowmem_reserve_ratio is an array. You can see them by reading this file. % cat /proc/sys/vm/lowmem_reserve_ratio 256 256 32 - -Note: # of this elements is one fewer than number of zones. Because the highest - zone's value is not necessary for following calculation. But, these values are not used directly. The kernel calculates # of protection pages for each zones from them. These are shown as array of protection pages @@ -364,7 +362,8 @@ As above expression, they are reciprocal number of ratio. pages of higher zones on the node. If you would like to protect more pages, smaller values are effective. -The minimum value is 1 (1/1 -> 100%). +The minimum value is 1 (1/1 -> 100%). The value less than 1 completely +disables protection of the pages. ============================================================== @@ -516,7 +515,7 @@ nr_hugepages Change the minimum size of the hugepage pool. -See Documentation/vm/hugetlbpage.txt +See Documentation/admin-guide/mm/hugetlbpage.rst ============================================================== @@ -525,7 +524,7 @@ nr_overcommit_hugepages Change the maximum size of the hugepage pool. The maximum is nr_hugepages + nr_overcommit_hugepages. -See Documentation/vm/hugetlbpage.txt +See Documentation/admin-guide/mm/hugetlbpage.rst ============================================================== @@ -668,7 +667,7 @@ and don't use much of it. The default value is 0. -See Documentation/vm/overcommit-accounting and +See Documentation/vm/overcommit-accounting.rst and mm/mmap.c::__vm_enough_memory() for more information. ============================================================== |