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

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Submitter Keith Busch
Date Jan. 9, 2019, 5:43 p.m.
Message ID <20190109174341.19818-9-keith.busch@intel.com>
Download mbox | patch
Permalink /patch/696107/
State New
Headers show

Comments

Keith Busch - Jan. 9, 2019, 5:43 p.m.
Add descriptions for memory class initiator performance access attributes.

Signed-off-by: Keith Busch <keith.busch@intel.com>
---
 Documentation/ABI/stable/sysfs-devices-node | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
Pavel Machek - Jan. 13, 2019, 11:10 p.m.
On Wed 2019-01-09 10:43:36, Keith Busch wrote:
> Add descriptions for memory class initiator performance access attributes.
> 

> +What:		/sys/devices/system/node/nodeX/classY/read_latency
> +Date:		December 2018
> +Contact:	Keith Busch <keith.busch@intel.com>
> +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@intel.com>
> +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@intel.com>
> +Description:
> +		This node's write latency in nanosecondss available to memory
> +		initiators in nodes found in this class's
> initiators_nodelist.

"nanosecondss", twice.
									Pavel
Keith Busch - Jan. 14, 2019, 3:53 p.m.
On Mon, Jan 14, 2019 at 12:10:12AM +0100, Pavel Machek wrote:
> On Wed 2019-01-09 10:43:36, Keith Busch wrote:
> > +		This node's write latency in nanosecondss available to memory
> > +		initiators in nodes found in this class's
> > initiators_nodelist.
> 
> "nanosecondss", twice.

Thanks for the catch, fixed up for the next rev.

Patch

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@intel.com>
+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@intel.com>
+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@intel.com>
+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@intel.com>
+Description:
+		This node's write latency in nanosecondss available to memory
+		initiators in nodes found in this class's initiators_nodelist.