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- What: /sys/devices/system/node/possible
- Date: October 2002
- Contact: Linux Memory Management list <[email protected]>
- 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 <[email protected]>
- Description:
- Nodes that are online.
- What: /sys/devices/system/node/has_normal_memory
- Date: October 2002
- Contact: Linux Memory Management list <[email protected]>
- Description:
- Nodes that have regular memory.
- What: /sys/devices/system/node/has_cpu
- Date: October 2002
- Contact: Linux Memory Management list <[email protected]>
- Description:
- Nodes that have one or more CPUs.
- What: /sys/devices/system/node/has_high_memory
- Date: October 2002
- Contact: Linux Memory Management list <[email protected]>
- 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 <[email protected]>
- 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 <[email protected]>
- Description:
- The node's cpumap.
- What: /sys/devices/system/node/nodeX/cpulist
- Date: October 2002
- Contact: Linux Memory Management list <[email protected]>
- Description:
- The CPUs associated to the node.
- What: /sys/devices/system/node/nodeX/meminfo
- Date: October 2002
- Contact: Linux Memory Management list <[email protected]>
- 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 <[email protected]>
- 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 <[email protected]>
- 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 <[email protected]>
- 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 <[email protected]>
- 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/hugepages/hugepages-<size>/
- Date: December 2009
- Contact: Lee Schermerhorn <[email protected]>
- Description:
- The node's huge page size control/query attributes.
- See Documentation/vm/hugetlbpage.txt
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