75 lines
No EOL
2.1 KiB
Protocol Buffer
75 lines
No EOL
2.1 KiB
Protocol Buffer
// The file format generated by report_sample.proto is as below:
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// LittleEndian32(record_size_0)
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// message Record(record_0) (having record_size_0 bytes)
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// LittleEndian32(record_size_1)
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// message Record(record_1) (having record_size_1 bytes)
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// ...
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// LittleEndian32(record_size_N)
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// message Record(record_N) (having record_size_N bytes)
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// LittleEndian32(0)
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syntax = "proto2";
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option optimize_for = LITE_RUNTIME;
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package simpleperf_report_proto;
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option java_package = "com.android.tools.profiler.proto";
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option java_outer_classname = "SimpleperfReport";
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message Sample {
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// Wall clock time for current sample.
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// By default, it is perf clock used in kernel.
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optional uint64 time = 1;
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optional int32 thread_id = 2;
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message CallChainEntry {
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// virtual address of the instruction in elf file
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optional uint64 vaddr_in_file = 1;
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// index of the elf file containing the instruction
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optional uint32 file_id = 2;
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// symbol_id refers to the name of the function containing the instruction.
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// If the function name is found, it is a valid index in the symbol table
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// of File with 'id' field being file_id, otherwise it is -1.
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optional int32 symbol_id = 3;
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}
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repeated CallChainEntry callchain = 3;
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// Count of the events that have happened since last sample (regardless of
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// whether the last sample is lost). The event type is decided by '-e' option
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// in simpleperf record command. By default, '-e cpu-cycles' is used, and this
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// field is the number of cpu cycles.
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optional uint64 event_count = 4;
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}
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message LostSituation {
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optional uint64 sample_count = 1;
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optional uint64 lost_count = 2;
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}
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message File {
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// unique id for each file, starting from 0, and add 1 each time.
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optional uint32 id = 1;
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// file path, like /system/lib/libc.so.
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optional string path = 2;
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// symbol table of the file.
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repeated string symbol = 3;
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}
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message Thread {
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optional uint32 thread_id = 1;
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optional uint32 process_id = 2;
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optional string thread_name = 3;
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}
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message Record {
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oneof record_data {
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Sample sample = 1;
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LostSituation lost = 2;
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File file = 3;
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Thread thread = 4;
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}
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} |