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      1 /*
      2  * Copyright (C) 2018 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 syntax = "proto2";
     18 option optimize_for = LITE_RUNTIME;
     19 
     20 package perfetto.protos;
     21 
     22 message FtraceCpuStats {
     23   optional uint64 cpu = 1;
     24   optional uint64 entries = 2;
     25   optional uint64 overrun = 3;
     26   optional uint64 commit_overrun = 4;
     27   optional uint64 bytes_read = 5;
     28   optional double oldest_event_ts = 6;
     29   optional double now_ts = 7;
     30   optional uint64 dropped_events = 8;
     31   optional uint64 read_events = 9;
     32 }
     33 
     34 message FtraceStats {
     35   enum Phase {
     36     UNUSED = 0;
     37     START_OF_TRACE = 1;
     38     END_OF_TRACE = 2;
     39   }
     40   optional Phase phase = 1;
     41   repeated FtraceCpuStats cpu_stats = 2;
     42 }
     43