Add descriptions for memory class initiator performance access attributes.
Signed-off-by: Keith Busch <[email protected]>
---
Documentation/ABI/stable/sysfs-devices-node | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/Documentation/ABI/stable/sysfs-devices-node
b/Documentation/ABI/stable/sysfs-devices-node
index a9c47b4b0eee..2217557f29d3 100644
--- a/Documentation/ABI/stable/sysfs-devices-node
+++ b/Documentation/ABI/stable/sysfs-devices-node
@@ -114,3 +114,31 @@ Description:
The node list of memory targets that this initiator node has
class "Y" access. Memory accesses from this node to nodes not
in this list may have differet performance.
+
+What: /sys/devices/system/node/nodeX/classY/read_bandwidth
+Date: December 2018
+Contact: Keith Busch <[email protected]>
+Description:
+ This node's read bandwidth in MB/s available to memory
+ initiators in nodes found in this class's initiators_nodelist.
+
+What: /sys/devices/system/node/nodeX/classY/read_latency
+Date: December 2018
+Contact: Keith Busch <[email protected]>
+Description:
+ This node's read latency in nanoseconds available to memory
+ initiators in nodes found in this class's initiators_nodelist.
+
+What: /sys/devices/system/node/nodeX/classY/write_bandwidth
+Date: December 2018
+Contact: Keith Busch <[email protected]>
+Description:
+ This node's write bandwidth in MB/s available to memory
+ initiators in nodes found in this class's initiators_nodelist.
+
+What: /sys/devices/system/node/nodeX/classY/write_latency
+Date: December 2018
+Contact: Keith Busch <[email protected]>
+Description:
+ This node's write latency in nanoseconds available to memory
+ initiators in nodes found in this class's initiators_nodelist.
--
2.14.4
