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Commit 9a155722 authored by Lakshman Annadorai's avatar Lakshman Annadorai
Browse files

Add carwatchdog atoms for apps' stats on killing. 

- CarWatchdog will capture applications' stats using
KilledAppStatsReported on application killing.

Bug: 158131194
Test: Tested locally and verified the atoms are reported with
statsd_testdrive.

Change-Id: I8cf40a340350add9fadccaa887ece73227875b24
parent a85a66e6

cmds/statsd/src/atoms.proto

+141 −0
Original line number Diff line number Diff line
@@ -502,6 +502,7 @@ message Atom { 
        MediametricsMediaParserReported mediametrics_mediaparser_reported = 316;

        TlsHandshakeReported tls_handshake_reported = 317 [(module) = "conscrypt"];

        TextClassifierApiUsageReported text_classifier_api_usage_reported = 318  [(module) = "textclassifier"];

        KilledAppStatsReported killed_app_stats_reported = 319 [(module) = "carwatchdogd"];



        // StatsdStats tracks platform atoms with ids upto 500.

        // Update StatsdStats::kMaxPushedAtomId when atom ids here approach that value.
@@ -12013,3 +12014,143 @@ message TextClassifierApiUsageReported { 
    optional ResultType result_type = 2;

    optional int64 latency_millis = 3;

}



/**

 * Logs the current state of an application before it is killed.

 *

 * Pushed from:

 *  packages/services/Car/watchdog/server/src/ApplicationTerminator.cpp

 */

message KilledAppStatsReported {

    // Linux process uid for the package.

    optional int32 uid = 1 [(is_uid) = true];



    // Name of the package that was killed.

    optional string package_name = 2;



    // State of the application when it was killed.

    enum AppState {

        UNKNOWN_APP_STATE = 0;

        BACKGROUND = 1;

        FOREGROUND = 2;

    }

    optional AppState app_state = 3;



    // System state indicating whether the system was in normal mode or garage mode.

    enum SystemState {

        UNKNOWN_SYSTEM_STATE = 0;

        USER_INTERACTION_MODE = 1;

        NO_USER_INTERACTION_MODE = 2;

    }

    optional SystemState system_state = 4;



    // Reason for killing the application.

    // Keep in sync between:

    //   packages/services/Car/watchdog/server/src/ApplicationTerminator.h

    //   frameworks/base/cmds/statsd/src/atoms.proto

    enum KillReason {

        UNKNOWN_KILL_REASON = 0;

        KILLED_ON_ANR = 1;

        KILLED_ON_IO_OVERUSE = 2;

        KILLED_ON_MEMORY_OVERUSE = 3;

    }

    optional KillReason kill_reason = 5;



    // Stats of the processes owned by the application when the application was killed.

    // The process stack traces are not collected when the application was killed due to IO_OVERUSE.

    optional ProcessStats process_stat = 6 [(log_mode) = MODE_BYTES];



    // The application's I/O overuse stats logged only when the kill reason is KILLED_ON_IO_OVERUSE.

    optional IoOveruseStats io_overuse_stats = 7 [(log_mode) = MODE_BYTES];

}



/**

 * Logs I/O overuse stats for a package.

 *

 * Keep in sync between:

 *  packages/services/Car/watchdog/server/src/proto/statsd.proto

 *  frameworks/base/cmds/statsd/src/atoms.proto

 *

 * Logged from:

 *  packages/services/Car/watchdog/server/src/ApplicationTerminator.cpp

 */

message IoOveruseStats {

    enum Period {

        DAILY = 0;

        WEEKLY = 1;

    }



    // Threshold and usage stats period.

    optional Period period = 1;



    // Threshold in-terms of write bytes defined for the package.

    optional PerStateBytes threshold = 2;



    // Number of write bytes in each state for the specified period.

    optional PerStateBytes written_bytes = 3;

};



/**

 * Logs bytes attributed to each application and system states.

 *

 * Keep in sync between:

 *  packages/services/Car/watchdog/server/src/proto/statsd.proto

 *  frameworks/base/cmds/statsd/src/atoms.proto

 *

 * Logged from:

 *  packages/services/Car/watchdog/server/src/ApplicationTerminator.cpp

 */

message PerStateBytes {

    // Number of bytes attributed to the application foreground.

    optional int64 foreground_bytes = 1;



    // Number of bytes attributed to the application background.

    optional int64 background_bytes = 2;



    // Number of bytes attributed to the garage mode.

    optional int64 garage_mode_bytes = 3;

}



/**

 * Logs each ProcessStat in ProcessStats.

 * Keep in sync between:

 *  packages/services/Car/watchdog/server/src/proto/statsd.proto

 *  frameworks/base/cmds/statsd/src/atoms.proto

 * Logged from:

 *  packages/services/Car/watchdog/server/src/ApplicationTerminator.cpp

 */

message ProcessStats {

    // Records the stats of the processes owned by an application.

    repeated ProcessStat process_stat = 1;

}



/**

 * Logs a process's stats.

 * Keep in sync between:

 *  packages/services/Car/watchdog/server/src/proto/statsd.proto

 *  frameworks/base/cmds/statsd/src/atoms.proto

 * Logged from:

 *  packages/services/Car/watchdog/server/src/ApplicationTerminator.cpp

 */

message ProcessStat {

    // Command name of the process.

    optional string process_name = 1;



    // Process uptime.

    optional uint64 uptime_milliseconds = 2;



    // Number of major page faults caused by the process and its children.

    optional uint64 major_page_faults = 3;



    // Peak virtual memory size in kb.

    optional uint64 vm_peak_kb = 4;



    // Virtual memory size in kb.

    optional uint64 vm_size_kb = 5;



    // Peak resident set size (high water mark) in kb.

    optional uint64 vm_hwm_kb = 6;



    // Resident set size in kb.

    optional uint64 vm_rss_kb = 7;

}