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syntax = "proto2";
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option java_package = "android.perfprofd";
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package android.perfprofd;
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message PerfConfigElement {
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repeated string counters = 1;
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optional bool as_group = 2 [ default = false ];
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optional uint32 sampling_period = 3;
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};
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// The configuration for a profiling session.
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message ProfilingConfig {
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// Average number of seconds between perf profile collections (if
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// set to 100, then over time we want to see a perf profile
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// collected every 100 seconds). The actual time within the interval
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// for the collection is chosen randomly.
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optional uint32 collection_interval_in_s = 1;
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// Use the specified fixed seed for random number generation (unit
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// testing)
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optional uint32 use_fixed_seed = 2;
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// Number of times to iterate through main
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// loop. Value of zero indicates that we should loop forever.
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optional uint32 main_loop_iterations = 3;
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// Destination directory (where to write profiles).
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optional string destination_directory = 4;
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// Config directory (where to read configs).
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optional string config_directory = 5;
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// Full path to 'perf' executable.
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optional string perf_path = 6;
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// Desired sampling period (passed to perf -c option). Small
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// sampling periods can perturb the collected profiles, so enforce
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// min/max. A value of 0 means perf default. sampling_frequency
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// takes priority.
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optional uint32 sampling_period = 7;
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// Desired sampling frequency (passed to perf -f option). A value of 0
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// means using sampling_period or default.
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optional uint32 sampling_frequency = 22;
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// Length of time to collect samples (number of seconds for 'perf
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// record -a' run).
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optional uint32 sample_duration_in_s = 8;
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// If this parameter is non-zero it will cause perfprofd to
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// exit immediately if the build type is not userdebug or eng.
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// Currently defaults to 1 (true).
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optional bool only_debug_build = 9;
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// If the "mpdecision" service is running at the point we are ready
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// to kick off a profiling run, then temporarily disable the service
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// and hard-wire all cores on prior to the collection run, provided
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// that the duration of the recording is less than or equal to the value of
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// 'hardwire_cpus_max_duration'.
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optional bool hardwire_cpus = 10;
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optional uint32 hardwire_cpus_max_duration_in_s = 11;
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// Maximum number of unprocessed profiles we can accumulate in the
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// destination directory. Once we reach this limit, we continue
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// to collect, but we just overwrite the most recent profile.
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optional uint32 max_unprocessed_profiles = 12;
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// If set to 1, pass the -g option when invoking 'perf' (requests
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// stack traces as opposed to flat profile).
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optional bool stack_profile = 13;
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// Control collection of various additional profile tags
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optional bool collect_cpu_utilization = 14;
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optional bool collect_charging_state = 15;
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optional bool collect_booting = 16;
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optional bool collect_camera_active = 17;
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// The pid of the process to profile. May be negative, in which case
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// the whole system will be profiled.
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optional int32 process = 18;
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// Whether to use a symbolizer on-device.
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optional bool use_elf_symbolizer = 19;
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// Whether to symbolize everything. If false, objects with build ID will be skipped.
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optional bool symbolize_everything = 25;
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// Whether to send the result to dropbox.
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optional bool send_to_dropbox = 20;
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// If true, use libz to compress the output proto.
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optional bool compress = 21;
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// Whether to fail or strip unsupported events.
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optional bool fail_on_unsupported_events = 24;
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repeated PerfConfigElement event_config = 23;
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};
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