1#!/usr/bin/env python3 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 16from os import sys, path 17 18import synth_common 19 20file_member = 0 21anon_member = 1 22swap_member = 2 23 24trace = synth_common.create_trace() 25trace.add_packet() 26trace.add_process(1, 0, 'init') 27trace.add_process(2, 1, 'system_server') 28trace.add_process(3, 1, 'com.google.android.calendar') 29trace.add_process(4, 1, 'com.google.android.deskclock') 30 31trace.add_ftrace_packet(cpu=0) 32# We are not yet aware of the OOM score. Will be ignored in the breakdowns. 33trace.add_rss_stat(100, 3, file_member, 10000) 34trace.add_rss_stat(100, 4, file_member, 10000) 35trace.add_rss_stat(100, 3, anon_member, 3000) 36trace.add_rss_stat(100, 4, anon_member, 6000) 37trace.add_rss_stat(100, 3, swap_member, 0) 38trace.add_rss_stat(100, 4, swap_member, 0) 39 40# Update the OOM scores. 41trace.add_oom_score_update(200, 0, 3) 42trace.add_oom_score_update(200, 900, 4) 43 44trace.add_rss_stat(200, 3, anon_member, 2000) 45trace.add_rss_stat(200, 4, anon_member, 4000) 46 47trace.add_rss_stat(250, 3, anon_member, 4000) 48trace.add_rss_stat(250, 4, anon_member, 8000) 49 50trace.add_oom_score_update(300, 910, 3) 51trace.add_oom_score_update(300, 0, 4) 52 53trace.add_rss_stat(300, 3, anon_member, 3000) 54trace.add_rss_stat(300, 4, anon_member, 6000) 55 56sys.stdout.buffer.write(trace.trace.SerializeToString()) 57