Systrace 输出错误 [英] Systrace Output Error
问题描述
我在我的 android studio 项目上运行 systrace 以找到一些性能错误,但在跟踪过程结束后,我收到以下错误,如果我在 chrome 中打开 trace.html 输出文件,跟踪视图为空:
I ran systrace on my android studio project in order to find some performance bugs but after the end of the tracing process, i get the following error and if i open the trace.html output file in chrome, the trace view is empty:
Starting tracing (10 seconds)
Tracing completed. Collecting output...
Exception in thread Thread-13:
Traceback (most recent call last):
File "C:\Python27\lib\threading.py", line 801, in __bootstrap_inner
self.run()
File "C:\Python27\lib\threading.py", line 754, in run
self.__target(*self.__args, **self.__kwargs)
File "C:\Users\Steli\AppData\Local\Android\sdk\platform-tools\systrace\catapult\systrace\systrace\tracing_agents\atrace_agent.py", line 194, in _collect_and_preprocess
self._trace_data = self._preprocess_trace_data(trace_data)
File "C:\Users\Steli\AppData\Local\Android\sdk\platform-tools\systrace\catapult\systrace\systrace\tracing_agents\atrace_agent.py", line 272, in _preprocess_trace_data
trace_data = strip_and_decompress_trace(trace_data)
File "C:\Users\Steli\AppData\Local\Android\sdk\platform-tools\systrace\catapult\systrace\systrace\tracing_agents\atrace_agent.py", line 332, in strip_and_decompress_trace
trace_data = zlib.decompress(trace_data)
error: Error -5 while decompressing data: incomplete or truncated stream
Outputting Systrace results...
Tracing complete, writing results
Traceback (most recent call last):
File "systrace.py", line 49, in <module>
sys.exit(run_systrace.main())
File "C:\Users\Steli\AppData\Local\Android\sdk\platform-tools\systrace\catapult\systrace\systrace\run_systrace.py", line 196, in main
main_impl(sys.argv)
File "C:\Users\Steli\AppData\Local\Android\sdk\platform-tools\systrace\catapult\systrace\systrace\run_systrace.py", line 193, in main_impl
controller.OutputSystraceResults(write_json=options.write_json)
File "C:\Users\Steli\AppData\Local\Android\sdk\platform-tools\systrace\catapult\systrace\systrace\systrace_runner.py", line 68, in OutputSystraceResults
self._out_filename)
File "C:\Users\Steli\AppData\Local\Android\sdk\platform-tools\systrace\catapult\systrace\systrace\output_generator.py", line 98, in GenerateHTMLOutput
html_file.write(_ConvertToHtmlString(result.raw_data))
File "C:\Users\Steli\AppData\Local\Android\sdk\platform-tools\systrace\catapult\systrace\systrace\output_generator.py", line 120, in _ConvertToHtmlString
raise ValueError('Invalid trace result format for HTML output')
ValueError: Invalid trace result format for HTML output
有人对此有解决方案或任何建议吗?
Anyone have a solution for this or any advice?
推荐答案
Systrace.py 有一个 --no-compress 选项.使用它应该允许跟踪完成而不会遇到失败的解压步骤.
Systrace.py has a --no-compress option. Using it should allow the trace to complete without hitting the failing decompression step.
同样的问题出现在我的 Windows 10 系统上,这为我解决了.
The same problem was occurring on my Windows 10 system and this solved it for me.
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