Blame view

kernel/linux-imx6_3.14.28/Documentation/ABI/stable/sysfs-devices-node 3.25 KB
6b13f685e   김민수   BSP 최초 추가
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
  What:		/sys/devices/system/node/possible
  Date:		October 2002
  Contact:	Linux Memory Management list <linux-mm@kvack.org>
  Description:
  		Nodes that could be possibly become online at some point.
  
  What:		/sys/devices/system/node/online
  Date:		October 2002
  Contact:	Linux Memory Management list <linux-mm@kvack.org>
  Description:
  		Nodes that are online.
  
  What:		/sys/devices/system/node/has_normal_memory
  Date:		October 2002
  Contact:	Linux Memory Management list <linux-mm@kvack.org>
  Description:
  		Nodes that have regular memory.
  
  What:		/sys/devices/system/node/has_cpu
  Date:		October 2002
  Contact:	Linux Memory Management list <linux-mm@kvack.org>
  Description:
  		Nodes that have one or more CPUs.
  
  What:		/sys/devices/system/node/has_high_memory
  Date:		October 2002
  Contact:	Linux Memory Management list <linux-mm@kvack.org>
  Description:
  		Nodes that have regular or high memory.
  		Depends on CONFIG_HIGHMEM.
  
  What:		/sys/devices/system/node/nodeX
  Date:		October 2002
  Contact:	Linux Memory Management list <linux-mm@kvack.org>
  Description:
  		When CONFIG_NUMA is enabled, this is a directory containing
  		information on node X such as what CPUs are local to the
  		node. Each file is detailed next.
  
  What:		/sys/devices/system/node/nodeX/cpumap
  Date:		October 2002
  Contact:	Linux Memory Management list <linux-mm@kvack.org>
  Description:
  		The node's cpumap.
  
  What:		/sys/devices/system/node/nodeX/cpulist
  Date:		October 2002
  Contact:	Linux Memory Management list <linux-mm@kvack.org>
  Description:
  		The CPUs associated to the node.
  
  What:		/sys/devices/system/node/nodeX/meminfo
  Date:		October 2002
  Contact:	Linux Memory Management list <linux-mm@kvack.org>
  Description:
  		Provides information about the node's distribution and memory
  		utilization. Similar to /proc/meminfo, see Documentation/filesystems/proc.txt
  
  What:		/sys/devices/system/node/nodeX/numastat
  Date:		October 2002
  Contact:	Linux Memory Management list <linux-mm@kvack.org>
  Description:
  		The node's hit/miss statistics, in units of pages.
  		See Documentation/numastat.txt
  
  What:		/sys/devices/system/node/nodeX/distance
  Date:		October 2002
  Contact:	Linux Memory Management list <linux-mm@kvack.org>
  Description:
  		Distance between the node and all the other nodes
  		in the system.
  
  What:		/sys/devices/system/node/nodeX/vmstat
  Date:		October 2002
  Contact:	Linux Memory Management list <linux-mm@kvack.org>
  Description:
  		The node's zoned virtual memory statistics.
  		This is a superset of numastat.
  
  What:		/sys/devices/system/node/nodeX/compact
  Date:		February 2010
  Contact:	Mel Gorman <mel@csn.ul.ie>
  Description:
  		When this file is written to, all memory within that node
  		will be compacted. When it completes, memory will be freed
  		into blocks which have as many contiguous pages as possible
  
  What:		/sys/devices/system/node/nodeX/scan_unevictable_pages
  Date:		October 2008
  Contact:	Lee Schermerhorn <lee.schermerhorn@hp.com>
  Description:
  		When set, it triggers scanning the node's unevictable lists
  		and move any pages that have become evictable onto the respective
  		zone's inactive list. See mm/vmscan.c
  
  What:		/sys/devices/system/node/nodeX/hugepages/hugepages-<size>/
  Date:		December 2009
  Contact:	Lee Schermerhorn <lee.schermerhorn@hp.com>
  Description:
  		The node's huge page size control/query attributes.
  		See Documentation/vm/hugetlbpage.txt