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Commit 39c8fe12 authored by Yao Chen's avatar Yao Chen Committed by android-build-merger
Browse files

Merge "Disable statsd and make StatsLog no-op if ro.statsd.enable=false" into pi-dev 

am: 38b92986

Change-Id: Ia90bed14900a2c944165aefe00661d3979c08aed
parents 8c244063 38b92986

cmds/statsd/statsd.rc

+3 −0
Original line number Diff line number Diff line
@@ -19,6 +19,9 @@ service statsd /system/bin/statsd 
    group statsd log

    writepid /dev/cpuset/system-background/tasks



on property:ro.statsd.enable=false

    stop statsd



on post-fs-data

    # Create directory for statsd

    mkdir /data/misc/stats-data/ 0770 statsd system

tools/stats_log_api_gen/Android.bp

+1 −0
Original line number Diff line number Diff line
@@ -106,6 +106,7 @@ cc_library_shared { 
    shared_libs: [

        "liblog",

        "libutils",

        "libcutils",

    ],

    static_libs: ["libstatssocket"],

}

tools/stats_log_api_gen/main.cpp

+11 −1
Original line number Diff line number Diff line
@@ -104,6 +104,7 @@ static int write_stats_log_cpp(FILE *out, const Atoms &atoms, 
    fprintf(out, "#include <mutex>\n");

    fprintf(out, "#include <chrono>\n");

    fprintf(out, "#include <thread>\n");

    fprintf(out, "#include <cutils/properties.h>\n");

    fprintf(out, "#include <stats_event_list.h>\n");

    fprintf(out, "#include <log/log.h>\n");

    fprintf(out, "#include <statslog.h>\n");
@@ -114,6 +115,7 @@ static int write_stats_log_cpp(FILE *out, const Atoms &atoms, 
    fprintf(out, "namespace util {\n");

    fprintf(out, "// the single event tag id for all stats logs\n");

    fprintf(out, "const static int kStatsEventTag = 1937006964;\n");

    fprintf(out, "const static bool kStatsdEnabled = property_get_bool(\"ro.statsd.enable\", true);\n");



    std::set<string> kTruncatingAtomNames = {"mobile_radio_power_state_changed",

                                             "audio_state_changed",
@@ -242,6 +244,7 @@ static int write_stats_log_cpp(FILE *out, const Atoms &atoms, 


        fprintf(out, "{\n");

        argIndex = 1;

        fprintf(out, "  if (kStatsdEnabled) {\n");

        fprintf(out, "    stats_event_list event(kStatsEventTag);\n");

        fprintf(out, "    event << android::elapsedRealtimeNano();\n\n");

        fprintf(out, "    event << code;\n\n");
@@ -286,6 +289,9 @@ static int write_stats_log_cpp(FILE *out, const Atoms &atoms, 
        }



        fprintf(out, "    return event.write(LOG_ID_STATS);\n");

        fprintf(out, "  } else {\n");

        fprintf(out, "    return 1;\n");

        fprintf(out, "  }\n");

        fprintf(out, "}\n");

        fprintf(out, "\n");

    }
@@ -375,6 +381,7 @@ static int write_stats_log_cpp(FILE *out, const Atoms &atoms, 


        fprintf(out, "{\n");

        argIndex = 1;

        fprintf(out, "  if (kStatsdEnabled) {\n");

        fprintf(out, "    stats_event_list event(kStatsEventTag);\n");

        fprintf(out, "    event << android::elapsedRealtimeNano();\n\n");

        fprintf(out, "    event << code;\n\n");
@@ -398,6 +405,9 @@ static int write_stats_log_cpp(FILE *out, const Atoms &atoms, 
        }



        fprintf(out, "    return event.write(LOG_ID_STATS);\n");

        fprintf(out, "  } else {\n");

        fprintf(out, "    return 1;\n");

        fprintf(out, "  }\n");

        fprintf(out, "}\n");

        fprintf(out, "\n");

    }