| syntax = "proto3"; |
| |
| package tensorflow; |
| |
| import "tensorflow/core/framework/summary.proto"; |
| |
| option cc_enable_arenas = true; |
| option java_outer_classname = "EventProtos"; |
| option java_multiple_files = true; |
| option java_package = "org.tensorflow.util"; |
| |
| // Protocol buffer representing an event that happened during |
| // the execution of a Brain model. |
| message Event { |
| // Timestamp of the event. |
| double wall_time = 1; |
| |
| // Global step of the event. |
| int64 step = 2; |
| |
| oneof what { |
| // An event file was started, with the specified version. |
| // This is use to identify the contents of the record IO files |
| // easily. Current version is "brain.Event:2". All versions |
| // start with "brain.Event:". |
| string file_version = 3; |
| // An encoded version of a GraphDef. |
| bytes graph_def = 4; |
| // A summary was generated. |
| Summary summary = 5; |
| // The user output a log message. Not all messages are logged, only ones |
| // generated via the Python tensorboard_logging module. |
| LogMessage log_message = 6; |
| // The state of the session which can be used for restarting after crashes. |
| SessionLog session_log = 7; |
| // The metadata returned by running a session.run() call. |
| TaggedRunMetadata tagged_run_metadata = 8; |
| // An encoded version of a MetaGraphDef. |
| bytes meta_graph_def = 9; |
| } |
| } |
| |
| // Protocol buffer used for logging messages to the events file. |
| message LogMessage { |
| enum Level { |
| UNKNOWN = 0; |
| // Note: The logging level 10 cannot be named DEBUG. Some software |
| // projects compile their C/C++ code with -DDEBUG in debug builds. So the |
| // C++ code generated from this file should not have an identifier named |
| // DEBUG. |
| DEBUGGING = 10; |
| INFO = 20; |
| WARN = 30; |
| ERROR = 40; |
| FATAL = 50; |
| } |
| Level level = 1; |
| string message = 2; |
| } |
| |
| // Protocol buffer used for logging session state. |
| message SessionLog { |
| enum SessionStatus { |
| STATUS_UNSPECIFIED = 0; |
| START = 1; |
| STOP = 2; |
| CHECKPOINT = 3; |
| } |
| |
| SessionStatus status = 1; |
| // This checkpoint_path contains both the path and filename. |
| string checkpoint_path = 2; |
| string msg = 3; |
| } |
| |
| // For logging the metadata output for a single session.run() call. |
| message TaggedRunMetadata { |
| // Tag name associated with this metadata. |
| string tag = 1; |
| // Byte-encoded version of the `RunMetadata` proto in order to allow lazy |
| // deserialization. |
| bytes run_metadata = 2; |
| } |
| |
| // Worker heartbeat messages. Support for these operations is currently |
| // internal and expected to change. |
| |
| // Current health status of a worker. |
| enum WorkerHealth { |
| OK = 0; // By default a worker is healthy. |
| RECEIVED_SHUTDOWN_SIGNAL = 1; |
| INTERNAL_ERROR = 2; |
| SHUTTING_DOWN = 3; // Worker has been instructed to shutdown after a timeout. |
| } |
| |
| // Indicates the behavior of the worker when an internal error or shutdown |
| // signal is received. |
| enum WorkerShutdownMode { |
| DEFAULT = 0; |
| NOT_CONFIGURED = 1; |
| WAIT_FOR_COORDINATOR = 2; |
| SHUTDOWN_AFTER_TIMEOUT = 3; |
| } |
| |
| message WatchdogConfig { |
| int64 timeout_ms = 1; |
| } |
| |
| message RequestedExitCode { |
| int32 exit_code = 1; |
| } |
| |
| message WorkerHeartbeatRequest { |
| WorkerShutdownMode shutdown_mode = 1; |
| WatchdogConfig watchdog_config = 2; |
| RequestedExitCode exit_code = 3; |
| } |
| |
| message WorkerHeartbeatResponse { |
| WorkerHealth health_status = 1; |
| repeated Event worker_log = 2; |
| string hostname = 3; |
| } |