[PATCH] Documentation: ABI: /sys/devices/system/node/
Describe NUMA node sysfs files/attributes. Signed-off-by: Davidlohr Bueso --- Note that for the specific dates and contacts I couldn't find, I left it as default for Oct 2002 and linux-mm. Documentation/ABI/stable/sysfs-devices-node | 96 - 1 file changed, 95 insertions(+), 1 deletion(-) diff --git a/Documentation/ABI/stable/sysfs-devices-node b/Documentation/ABI/stable/sysfs-devices-node index 49b82ca..ce259c1 100644 --- a/Documentation/ABI/stable/sysfs-devices-node +++ b/Documentation/ABI/stable/sysfs-devices-node @@ -1,7 +1,101 @@ +What: /sys/devices/system/node/possible +Date: October 2002 +Contact: Linux Memory Management list +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 +Description: + Nodes that are online. + +What: /sys/devices/system/node/has_normal_memory +Date: October 2002 +Contact: Linux Memory Management list +Description: + Nodes that have regular memory. + +What: /sys/devices/system/node/has_cpu +Date: October 2002 +Contact: Linux Memory Management list +Description: + Nodes that have one or more CPUs. + +What: /sys/devices/system/node/has_high_memory +Date: October 2002 +Contact: Linux Memory Management list +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 Description: When CONFIG_NUMA is enabled, this is a directory containing information on node X such as what CPUs are local to the - node. + node. Each file is detailed next. + +What: /sys/devices/system/node/nodeX/cpumap +Date: October 2002 +Contact: Linux Memory Management list +Description: + The node's cpumap. + +What: /sys/devices/system/node/nodeX/cpulist +Date: October 2002 +Contact: Linux Memory Management list +Description: + The CPUs associated to the node. + +What: /sys/devices/system/node/nodeX/meminfo +Date: October 2002 +Contact: Linux Memory Management list +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 +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 +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 +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 +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 +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-/ +Date: December 2009 +Contact: Lee Schermerhorn +Description: + The node's huge page size control/query attributes. + See Documentation/vm/hugetlbpage.txt \ No newline at end of file -- 1.7.11.7 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH] Documentation: ABI: /sys/devices/system/node/
Describe NUMA node sysfs files/attributes. Signed-off-by: Davidlohr Bueso davidlohr.bu...@hp.com --- Note that for the specific dates and contacts I couldn't find, I left it as default for Oct 2002 and linux-mm. Documentation/ABI/stable/sysfs-devices-node | 96 - 1 file changed, 95 insertions(+), 1 deletion(-) diff --git a/Documentation/ABI/stable/sysfs-devices-node b/Documentation/ABI/stable/sysfs-devices-node index 49b82ca..ce259c1 100644 --- a/Documentation/ABI/stable/sysfs-devices-node +++ b/Documentation/ABI/stable/sysfs-devices-node @@ -1,7 +1,101 @@ +What: /sys/devices/system/node/possible +Date: October 2002 +Contact: Linux Memory Management list linux...@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...@kvack.org +Description: + Nodes that are online. + +What: /sys/devices/system/node/has_normal_memory +Date: October 2002 +Contact: Linux Memory Management list linux...@kvack.org +Description: + Nodes that have regular memory. + +What: /sys/devices/system/node/has_cpu +Date: October 2002 +Contact: Linux Memory Management list linux...@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...@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...@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. + node. Each file is detailed next. + +What: /sys/devices/system/node/nodeX/cpumap +Date: October 2002 +Contact: Linux Memory Management list linux...@kvack.org +Description: + The node's cpumap. + +What: /sys/devices/system/node/nodeX/cpulist +Date: October 2002 +Contact: Linux Memory Management list linux...@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...@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...@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...@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...@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 m...@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.schermerh...@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.schermerh...@hp.com +Description: + The node's huge page size control/query attributes. + See Documentation/vm/hugetlbpage.txt \ No newline at end of file -- 1.7.11.7 -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
