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authorIngo Molnar <mingo@elte.hu>2008-09-10 02:35:40 -0400
committerIngo Molnar <mingo@elte.hu>2008-09-10 02:35:40 -0400
commit429b022af41108f6942d72547592b1d30e9a51f0 (patch)
tree7d68355529718018cdad1241285816c6f64620b2 /Documentation/vm/page_migration
parent0cd418ddb1ee88df7d16d5df06cb2da68eceb9e4 (diff)
parentadee14b2e1557d0a8559f29681732d05a89dfc35 (diff)
Merge commit 'v2.6.27-rc6' into core/rcu
Diffstat (limited to 'Documentation/vm/page_migration')
-rw-r--r--Documentation/vm/page_migration9
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
18process that are located on the from nodes to the destination nodes. 18process that are located on the from nodes to the destination nodes.
19Page migration functions are provided by the numactl package by Andi Kleen 19Page 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
21ftp://ftp.suse.com/pub/people/ak). numactl provided libnuma which 21ftp://oss.sgi.com/www/projects/libnuma/download/). numactl provides libnuma
22provides an interface similar to other numa functionality for page migration. 22which provides an interface similar to other numa functionality for page
23cat /proc/<pid>/numa_maps allows an easy review of where the pages of 23migration. cat /proc/<pid>/numa_maps allows an easy review of where the
24a process are located. See also the numa_maps manpage in the numactl package. 24pages of a process are located. See also the numa_maps documentation in the
25proc(5) man page.
25 26
26Manual migration is useful if for example the scheduler has relocated 27Manual migration is useful if for example the scheduler has relocated
27a process to a processor on a distant node. A batch scheduler or an 28a process to a processor on a distant node. A batch scheduler or an