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Linux/Documentation/ABI/stable/sysfs-devices-node

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Diff markup

Differences between /Documentation/ABI/stable/sysfs-devices-node (Version linux-6.12-rc7) and /Documentation/ABI/stable/sysfs-devices-node (Version linux-4.15.18)


  1 What:           /sys/devices/system/node/possi      1 What:           /sys/devices/system/node/possible
  2 Date:           October 2002                        2 Date:           October 2002
  3 Contact:        Linux Memory Management list <l      3 Contact:        Linux Memory Management list <linux-mm@kvack.org>
  4 Description:                                        4 Description:
  5                 Nodes that could be possibly b      5                 Nodes that could be possibly become online at some point.
  6                                                     6 
  7 What:           /sys/devices/system/node/onlin      7 What:           /sys/devices/system/node/online
  8 Date:           October 2002                        8 Date:           October 2002
  9 Contact:        Linux Memory Management list <l      9 Contact:        Linux Memory Management list <linux-mm@kvack.org>
 10 Description:                                       10 Description:
 11                 Nodes that are online.             11                 Nodes that are online.
 12                                                    12 
 13 What:           /sys/devices/system/node/has_n     13 What:           /sys/devices/system/node/has_normal_memory
 14 Date:           October 2002                       14 Date:           October 2002
 15 Contact:        Linux Memory Management list <l     15 Contact:        Linux Memory Management list <linux-mm@kvack.org>
 16 Description:                                       16 Description:
 17                 Nodes that have regular memory     17                 Nodes that have regular memory.
 18                                                    18 
 19 What:           /sys/devices/system/node/has_c     19 What:           /sys/devices/system/node/has_cpu
 20 Date:           October 2002                       20 Date:           October 2002
 21 Contact:        Linux Memory Management list <l     21 Contact:        Linux Memory Management list <linux-mm@kvack.org>
 22 Description:                                       22 Description:
 23                 Nodes that have one or more CP     23                 Nodes that have one or more CPUs.
 24                                                    24 
 25 What:           /sys/devices/system/node/has_h     25 What:           /sys/devices/system/node/has_high_memory
 26 Date:           October 2002                       26 Date:           October 2002
 27 Contact:        Linux Memory Management list <l     27 Contact:        Linux Memory Management list <linux-mm@kvack.org>
 28 Description:                                       28 Description:
 29                 Nodes that have regular or hig     29                 Nodes that have regular or high memory.
 30                 Depends on CONFIG_HIGHMEM.         30                 Depends on CONFIG_HIGHMEM.
 31                                                    31 
 32 What:           /sys/devices/system/node/nodeX     32 What:           /sys/devices/system/node/nodeX
 33 Date:           October 2002                       33 Date:           October 2002
 34 Contact:        Linux Memory Management list <l     34 Contact:        Linux Memory Management list <linux-mm@kvack.org>
 35 Description:                                       35 Description:
 36                 When CONFIG_NUMA is enabled, t     36                 When CONFIG_NUMA is enabled, this is a directory containing
 37                 information on node X such as      37                 information on node X such as what CPUs are local to the
 38                 node. Each file is detailed ne     38                 node. Each file is detailed next.
 39                                                    39 
 40 What:           /sys/devices/system/node/nodeX     40 What:           /sys/devices/system/node/nodeX/cpumap
 41 Date:           October 2002                       41 Date:           October 2002
 42 Contact:        Linux Memory Management list <l     42 Contact:        Linux Memory Management list <linux-mm@kvack.org>
 43 Description:                                       43 Description:
 44                 The node's cpumap.                 44                 The node's cpumap.
 45                                                    45 
 46 What:           /sys/devices/system/node/nodeX     46 What:           /sys/devices/system/node/nodeX/cpulist
 47 Date:           October 2002                       47 Date:           October 2002
 48 Contact:        Linux Memory Management list <l     48 Contact:        Linux Memory Management list <linux-mm@kvack.org>
 49 Description:                                       49 Description:
 50                 The CPUs associated to the nod     50                 The CPUs associated to the node.
 51                                                    51 
 52 What:           /sys/devices/system/node/nodeX     52 What:           /sys/devices/system/node/nodeX/meminfo
 53 Date:           October 2002                       53 Date:           October 2002
 54 Contact:        Linux Memory Management list <l     54 Contact:        Linux Memory Management list <linux-mm@kvack.org>
 55 Description:                                       55 Description:
 56                 Provides information about the     56                 Provides information about the node's distribution and memory
 57                 utilization. Similar to /proc/ !!  57                 utilization. Similar to /proc/meminfo, see Documentation/filesystems/proc.txt
 58                                                    58 
 59 What:           /sys/devices/system/node/nodeX     59 What:           /sys/devices/system/node/nodeX/numastat
 60 Date:           October 2002                       60 Date:           October 2002
 61 Contact:        Linux Memory Management list <l     61 Contact:        Linux Memory Management list <linux-mm@kvack.org>
 62 Description:                                       62 Description:
 63                 The node's hit/miss statistics     63                 The node's hit/miss statistics, in units of pages.
 64                 See Documentation/admin-guide/ !!  64                 See Documentation/numastat.txt
 65                                                    65 
 66 What:           /sys/devices/system/node/nodeX     66 What:           /sys/devices/system/node/nodeX/distance
 67 Date:           October 2002                       67 Date:           October 2002
 68 Contact:        Linux Memory Management list <l     68 Contact:        Linux Memory Management list <linux-mm@kvack.org>
 69 Description:                                       69 Description:
 70                 Distance between the node and      70                 Distance between the node and all the other nodes
 71                 in the system.                     71                 in the system.
 72                                                    72 
 73 What:           /sys/devices/system/node/nodeX     73 What:           /sys/devices/system/node/nodeX/vmstat
 74 Date:           October 2002                       74 Date:           October 2002
 75 Contact:        Linux Memory Management list <l     75 Contact:        Linux Memory Management list <linux-mm@kvack.org>
 76 Description:                                       76 Description:
 77                 The node's zoned virtual memor     77                 The node's zoned virtual memory statistics.
 78                 This is a superset of numastat     78                 This is a superset of numastat.
 79                                                    79 
 80 What:           /sys/devices/system/node/nodeX     80 What:           /sys/devices/system/node/nodeX/compact
 81 Date:           February 2010                      81 Date:           February 2010
 82 Contact:        Mel Gorman <mel@csn.ul.ie>          82 Contact:        Mel Gorman <mel@csn.ul.ie>
 83 Description:                                       83 Description:
 84                 When this file is written to,      84                 When this file is written to, all memory within that node
 85                 will be compacted. When it com     85                 will be compacted. When it completes, memory will be freed
 86                 into blocks which have as many     86                 into blocks which have as many contiguous pages as possible
 87                                                    87 
 88 What:           /sys/devices/system/node/nodeX     88 What:           /sys/devices/system/node/nodeX/hugepages/hugepages-<size>/
 89 Date:           December 2009                      89 Date:           December 2009
 90 Contact:        Lee Schermerhorn <lee.schermerh     90 Contact:        Lee Schermerhorn <lee.schermerhorn@hp.com>
 91 Description:                                       91 Description:
 92                 The node's huge page size cont     92                 The node's huge page size control/query attributes.
 93                 See Documentation/admin-guide/ !!  93                 See Documentation/vm/hugetlbpage.txt
 94                                                << 
 95 What:           /sys/devices/system/node/nodeX << 
 96 Date:           December 2018                  << 
 97 Contact:        Keith Busch <keith.busch@intel. << 
 98 Description:                                   << 
 99                 The node's relationship to oth << 
100                                                << 
101 What:           /sys/devices/system/node/nodeX << 
102 Date:           December 2018                  << 
103 Contact:        Keith Busch <keith.busch@intel. << 
104 Description:                                   << 
105                 The directory containing symli << 
106                 nodes that have class "Y" acce << 
107                 memory. CPUs and other memory  << 
108                 the list accessing this node's << 
109                 performance.                   << 
110                                                << 
111 What:           /sys/devices/system/node/nodeX << 
112 Date:           December 2018                  << 
113 Contact:        Keith Busch <keith.busch@intel. << 
114 Description:                                   << 
115                 The directory containing symli << 
116                 this initiator node has class  << 
117                                                << 
118 What:           /sys/devices/system/node/nodeX << 
119 Date:           December 2018                  << 
120 Contact:        Keith Busch <keith.busch@intel. << 
121 Description:                                   << 
122                 This node's read bandwidth in  << 
123                 nodes found in this access cla << 
124                                                << 
125 What:           /sys/devices/system/node/nodeX << 
126 Date:           December 2018                  << 
127 Contact:        Keith Busch <keith.busch@intel. << 
128 Description:                                   << 
129                 This node's read latency in na << 
130                 from nodes found in this acces << 
131                                                << 
132 What:           /sys/devices/system/node/nodeX << 
133 Date:           December 2018                  << 
134 Contact:        Keith Busch <keith.busch@intel. << 
135 Description:                                   << 
136                 This node's write bandwidth in << 
137                 found in this access class's l << 
138                                                << 
139 What:           /sys/devices/system/node/nodeX << 
140 Date:           December 2018                  << 
141 Contact:        Keith Busch <keith.busch@intel. << 
142 Description:                                   << 
143                 This node's write latency in n << 
144                 from nodes found in this class << 
145                                                << 
146 What:           /sys/devices/system/node/nodeX << 
147 Date:           December 2018                  << 
148 Contact:        Keith Busch <keith.busch@intel. << 
149 Description:                                   << 
150                 The directory containing attri << 
151                 level 'Y'.                     << 
152                                                << 
153 What:           /sys/devices/system/node/nodeX << 
154 Date:           December 2018                  << 
155 Contact:        Keith Busch <keith.busch@intel. << 
156 Description:                                   << 
157                 The caches associativity index << 
158                 non-zero if indexed.           << 
159                                                << 
160 What:           /sys/devices/system/node/nodeX << 
161 Date:           December 2018                  << 
162 Contact:        Keith Busch <keith.busch@intel. << 
163 Description:                                   << 
164                 The number of bytes accessed f << 
165                 cache miss.                    << 
166                                                << 
167 What:           /sys/devices/system/node/nodeX << 
168 Date:           December 2018                  << 
169 Contact:        Keith Busch <keith.busch@intel. << 
170 Description:                                   << 
171                 The size of this memory side c << 
172                                                << 
173 What:           /sys/devices/system/node/nodeX << 
174 Date:           December 2018                  << 
175 Contact:        Keith Busch <keith.busch@intel. << 
176 Description:                                   << 
177                 The cache write policy: 0 for  << 
178                 other or unknown.              << 
179                                                << 
180 What:           /sys/devices/system/node/nodeX << 
181 Date:           November 2021                  << 
182 Contact:        Jarkko Sakkinen <jarkko@kernel. << 
183 Description:                                   << 
184                 The total amount of SGX physic << 
185                                                << 
186 What:           /sys/devices/system/node/nodeX << 
187 Date:           January 2023                   << 
188 Contact:        Jiaqi Yan <jiaqiyan@google.com> << 
189 Description:                                   << 
190                 The total number of raw poison << 
191                 corrupted data due to memory e << 
192                                                << 
193 What:           /sys/devices/system/node/nodeX << 
194 Date:           January 2023                   << 
195 Contact:        Jiaqi Yan <jiaqiyan@google.com> << 
196 Description:                                   << 
197                 Of the raw poisoned pages on a << 
198                 ignored by memory error recove << 
199                 support for this type of pages << 
200                 gives up the recovery.         << 
201                                                << 
202 What:           /sys/devices/system/node/nodeX << 
203 Date:           January 2023                   << 
204 Contact:        Jiaqi Yan <jiaqiyan@google.com> << 
205 Description:                                   << 
206                 Of the raw poisoned pages on a << 
207                 failed by memory error recover << 
208                 a key recovery operation faile << 
209                                                << 
210 What:           /sys/devices/system/node/nodeX << 
211 Date:           January 2023                   << 
212 Contact:        Jiaqi Yan <jiaqiyan@google.com> << 
213 Description:                                   << 
214                 Of the raw poisoned pages on a << 
215                 delayed by memory error recove << 
216                 pages usually will be retried  << 
217                                                << 
218 What:           /sys/devices/system/node/nodeX << 
219 Date:           January 2023                   << 
220 Contact:        Jiaqi Yan <jiaqiyan@google.com> << 
221 Description:                                   << 
222                 Of the raw poisoned pages on a << 
223                 recovered by memory error reco << 
                                                      

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