diff options
Diffstat (limited to 'Documentation/vm/page_migration')
-rw-r--r-- | Documentation/vm/page_migration | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/Documentation/vm/page_migration b/Documentation/vm/page_migration index 99f89aa10169..d5fdfd34bbaf 100644 --- a/Documentation/vm/page_migration +++ b/Documentation/vm/page_migration | |||
@@ -18,10 +18,11 @@ migrate_pages function call takes two sets of nodes and moves pages of a | |||
18 | process that are located on the from nodes to the destination nodes. | 18 | process that are located on the from nodes to the destination nodes. |
19 | Page migration functions are provided by the numactl package by Andi Kleen | 19 | Page migration functions are provided by the numactl package by Andi Kleen |
20 | (a version later than 0.9.3 is required. Get it from | 20 | (a version later than 0.9.3 is required. Get it from |
21 | ftp://ftp.suse.com/pub/people/ak). numactl provided libnuma which | 21 | ftp://oss.sgi.com/www/projects/libnuma/download/). numactl provides libnuma |
22 | provides an interface similar to other numa functionality for page migration. | 22 | which provides an interface similar to other numa functionality for page |
23 | cat /proc/<pid>/numa_maps allows an easy review of where the pages of | 23 | migration. cat /proc/<pid>/numa_maps allows an easy review of where the |
24 | a process are located. See also the numa_maps manpage in the numactl package. | 24 | pages of a process are located. See also the numa_maps documentation in the |
25 | proc(5) man page. | ||
25 | 26 | ||
26 | Manual migration is useful if for example the scheduler has relocated | 27 | Manual migration is useful if for example the scheduler has relocated |
27 | a process to a processor on a distant node. A batch scheduler or an | 28 | a process to a processor on a distant node. A batch scheduler or an |