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syntax = "proto3";
package tensorflow;
option cc_enable_arenas = true;
option java_outer_classname = "StepStatsProtos";
option java_multiple_files = true;
option java_package = "org.tensorflow.framework";
option go_package = "github.com/tensorflow/tensorflow/tensorflow/go/core/framework";
import "tensorflow/core/framework/allocation_description.proto";
import "tensorflow/core/framework/tensor_description.proto";
// An allocation/de-allocation operation performed by the allocator.
message AllocationRecord {
// The timestamp of the operation.
int64 alloc_micros = 1;
// Number of bytes allocated, or de-allocated if negative.
int64 alloc_bytes = 2;
}
message AllocatorMemoryUsed {
string allocator_name = 1;
// These are per-node allocator memory stats.
int64 total_bytes = 2;
int64 peak_bytes = 3;
// The bytes that are not deallocated.
int64 live_bytes = 4;
// The allocation and deallocation timeline.
repeated AllocationRecord allocation_records = 6;
// These are snapshots of the overall allocator memory stats.
// The number of live bytes currently allocated by the allocator.
int64 allocator_bytes_in_use = 5;
}
// Output sizes recorded for a single execution of a graph node.
message NodeOutput {
int32 slot = 1;
TensorDescription tensor_description = 3;
};
// For memory tracking.
message MemoryStats {
int64 temp_memory_size = 1;
int64 persistent_memory_size = 3;
repeated int64 persistent_tensor_alloc_ids = 5;
int64 device_temp_memory_size = 2 [deprecated = true];
int64 device_persistent_memory_size = 4 [deprecated = true];
repeated int64 device_persistent_tensor_alloc_ids = 6 [deprecated = true];
}
// Time/size stats recorded for a single execution of a graph node.
message NodeExecStats {
// TODO(tucker): Use some more compact form of node identity than
// the full string name. Either all processes should agree on a
// global id (cost_id?) for each node, or we should use a hash of
// the name.
string node_name = 1;
int64 all_start_micros = 2;
int64 op_start_rel_micros = 3;
int64 op_end_rel_micros = 4;
int64 all_end_rel_micros = 5;
repeated AllocatorMemoryUsed memory = 6;
repeated NodeOutput output = 7;
string timeline_label = 8;
int64 scheduled_micros = 9;
uint32 thread_id = 10;
repeated AllocationDescription referenced_tensor = 11;
MemoryStats memory_stats = 12;
int64 all_start_nanos = 13;
int64 op_start_rel_nanos = 14;
int64 op_end_rel_nanos = 15;
int64 all_end_rel_nanos = 16;
int64 scheduled_nanos = 17;
};
message DeviceStepStats {
string device = 1;
repeated NodeExecStats node_stats = 2;
}
message StepStats {
repeated DeviceStepStats dev_stats = 1;
};
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