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

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Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

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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/scan_unevictable_pages >> 89 Date: October 2008 >> 90 Contact: Lee Schermerhorn <lee.schermerhorn@hp.com> >> 91 Description: >> 92 When set, it triggers scanning the node's unevictable lists >> 93 and move any pages that have become evictable onto the respective >> 94 zone's inactive list. See mm/vmscan.c >> 95 88 What: /sys/devices/system/node/nodeX 96 What: /sys/devices/system/node/nodeX/hugepages/hugepages-<size>/ 89 Date: December 2009 97 Date: December 2009 90 Contact: Lee Schermerhorn <lee.schermerh 98 Contact: Lee Schermerhorn <lee.schermerhorn@hp.com> 91 Description: 99 Description: 92 The node's huge page size cont 100 The node's huge page size control/query attributes. 93 See Documentation/admin-guide/ !! 101 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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Linux/Documentation/ABI/stable/sysfs-devices-node