atrace: Set saved_cmdline_size to 8192 (be83a34f) · Commits · e / os / android_frameworks_native-old

cmds/atrace/atrace.cpp

+10 −0

Original line number	Diff line number	Diff line
		@@ -215,6 +215,9 @@ static const char* k_traceClockPath =
		static const char* k_traceBufferSizePath =
		"buffer_size_kb";

		static const char* k_traceCmdlineSizePath =
		"saved_cmdlines_size";

		static const char* k_tracingOverwriteEnablePath =
		"options/overwrite";

		@@ -435,6 +438,12 @@ static bool setTraceBufferSizeKB(int size)
		return writeStr(k_traceBufferSizePath, str);
		}

		// Set the default size of cmdline hashtable
		static bool setCmdlineSize()
		{
		return writeStr(k_traceCmdlineSizePath, "8192");
		}

		// Set the clock to the best available option while tracing. Use 'boot' if it's
		// available; otherwise, use 'mono'. If neither are available use 'global'.
		// Any write to the trace_clock sysfs file will reset the buffer, so only
		@@ -752,6 +761,7 @@ static bool setUpTrace()
		ok &= setCategoriesEnableFromFile(g_categoriesFile);
		ok &= setTraceOverwriteEnable(g_traceOverwrite);
		ok &= setTraceBufferSizeKB(g_traceBufferSizeKB);
		ok &= setCmdlineSize();
		ok &= setClock();
		ok &= setPrintTgidEnableIfPresent(true);
		ok &= setKernelTraceFuncs(g_kernelTraceFuncs);