[PATCHv3 08/13] Documentation/ABI: Add node performance attributes

From: Keith Busch
Date: Wed Jan 09 2019 - 12:48:06 EST


Add descriptions for memory class initiator performance access attributes.

Signed-off-by: Keith Busch <keith.busch@xxxxxxxxx>
---
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..74cfc80cabf6 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 <keith.busch@xxxxxxxxx>
+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 <keith.busch@xxxxxxxxx>
+Description:
+ This node's read latency in nanosecondss 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 <keith.busch@xxxxxxxxx>
+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 <keith.busch@xxxxxxxxx>
+Description:
+ This node's write latency in nanosecondss available to memory
+ initiators in nodes found in this class's initiators_nodelist.
--
2.14.4