| #!/usr/bin/env python3 |
| # Copyright (C) 2020 The Android Open Source Project |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| from os import sys, path |
| |
| import synth_common |
| |
| trace = synth_common.create_trace() |
| trace.add_packet() |
| trace.add_process(1, 0, "app_1") |
| trace.add_process(2, 0, "app_2") |
| trace.add_process(3, 0, "app_2") |
| |
| trace.add_ftrace_packet(cpu=0) |
| |
| # max=4, min=1, avg=(2*1+5*2+(10-9)*4)/(10-2)=2 |
| trace.add_gpu_mem_total_ftrace_event(ftrace_pid=0, pid=0, ts=2, size=1) |
| trace.add_gpu_mem_total_ftrace_event(ftrace_pid=0, pid=0, ts=4, size=2) |
| trace.add_gpu_mem_total_ftrace_event(ftrace_pid=0, pid=0, ts=9, size=4) |
| |
| # max=8, min=2, avg=(5*2+(10-9)*8)/(10-4)=3 |
| trace.add_gpu_mem_total_ftrace_event(ftrace_pid=1, pid=1, ts=4, size=2) |
| trace.add_gpu_mem_total_ftrace_event(ftrace_pid=1, pid=1, ts=9, size=8) |
| |
| # max=8, min=6, avgxdur=2*6+(10-4)*8=60, dur=2+(10-4)=8 |
| trace.add_gpu_mem_total_ftrace_event(ftrace_pid=2, pid=2, ts=2, size=6) |
| trace.add_gpu_mem_total_ftrace_event(ftrace_pid=2, pid=2, ts=4, size=8) |
| |
| # max=10, min=7, avgxdur=1*7+(10-7)*10=37, dur=1+(10-7)=4 |
| trace.add_gpu_mem_total_ftrace_event(ftrace_pid=3, pid=3, ts=6, size=7) |
| trace.add_gpu_mem_total_ftrace_event(ftrace_pid=3, pid=3, ts=7, size=10) |
| |
| # app_2 will be aggregated |
| # max=10, min=6, avg=(60+37)/(8+4)=8 |
| |
| sys.stdout.buffer.write(trace.trace.SerializeToString()) |
