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 20anon_member = 1 21swap_member = 2 22 23trace = synth_common.create_trace() 24 25trace.add_packet() 26trace.add_process(1, 0, 'init') 27trace.add_process(2, 1, 'system_server') 28trace.add_process(3, 1, 'lmk_victim:no_data:ignored') 29trace.add_process(4, 1, 'lmk_victim:no_ion') 30trace.add_process(5, 1, 'lmk_victim:with_ion') 31trace.add_process(6, 1, 'process') 32trace.add_process(7, 1, 'lmk_victim:with_process') 33trace.add_process(8, 1, 'app:ui', 10001) 34trace.add_process(9, 1, 'lmk_victim:with_app') 35 36trace.add_package_list(ts=1, name="app", uid=10001, version_code=123) 37trace.add_package_list(ts=1, name="shared_uid_app", uid=10001, version_code=345) 38 39trace.add_ftrace_packet(cpu=0) 40trace.add_kernel_lmk(ts=101, tid=3) 41 42trace.add_ftrace_packet(cpu=0) 43trace.add_oom_score_update(ts=201, oom_score_adj=0, pid=4) 44trace.add_kernel_lmk(ts=202, tid=4) 45 46trace.add_ftrace_packet(cpu=0) 47trace.add_ion_event(ts=301, tid=5, heap_name='system', len=1000) 48trace.add_oom_score_update(ts=302, oom_score_adj=100, pid=5) 49trace.add_kernel_lmk(ts=303, tid=5) 50 51trace.add_ftrace_packet(cpu=0) 52trace.add_oom_score_update(ts=401, oom_score_adj=0, pid=6) 53trace.add_oom_score_update(ts=402, oom_score_adj=200, pid=7) 54trace.add_rss_stat(ts=403, tid=6, member=anon_member, size=2000) 55trace.add_kernel_lmk(ts=404, tid=7) 56trace.add_process_free(ts=405, tid=6, comm='', prio=0) 57 58trace.add_ftrace_packet(cpu=0) 59trace.add_oom_score_update(ts=501, oom_score_adj=0, pid=8) 60trace.add_oom_score_update(ts=502, oom_score_adj=100, pid=9) 61trace.add_rss_stat(ts=503, tid=8, member=anon_member, size=2500) 62trace.add_rss_stat(ts=503, tid=8, member=swap_member, size=2500) 63trace.add_kernel_lmk(ts=504, tid=9) 64 65# Dummy trace event to ensure the trace does not end on an LMK. 66trace.add_ftrace_packet(cpu=0) 67trace.add_oom_score_update(ts=1001, oom_score_adj=-800, pid=2) 68 69sys.stdout.buffer.write(trace.trace.SerializeToString()) 70