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syntax = "proto3";
package tensorflow;
option cc_enable_arenas = true;
option java_outer_classname = "DeviceAttributesProtos";
option java_multiple_files = true;
option java_package = "org.tensorflow.framework";
option go_package = "github.com/tensorflow/tensorflow/tensorflow/go/core/framework";
message InterconnectLink {
int32 device_id = 1;
string type = 2;
int32 strength = 3;
};
message LocalLinks {
repeated InterconnectLink link = 1;
};
message DeviceLocality {
// Optional bus locality of device. Default value of 0 means
// no specific locality. Specific localities are indexed from 1.
int32 bus_id = 1;
// Optional NUMA locality of device.
int32 numa_node = 2;
// Optional local interconnect links to other devices.
LocalLinks links = 3;
};
message DeviceAttributes {
// Fully specified name of the device within a cluster.
string name = 1;
// String representation of device_type.
string device_type = 2;
// Memory capacity of device in bytes.
int64 memory_limit = 4;
// Platform-specific data about device that may be useful
// for supporting efficient data transfers.
DeviceLocality locality = 5;
// A device is assigned a global unique number each time it is
// initialized. "incarnation" should never be 0.
fixed64 incarnation = 6;
// String representation of the physical device that this device maps to.
string physical_device_desc = 7;
}
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