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syntax = "proto2";
option java_package = "com.google.common.logging";
option optimize_for = LITE_RUNTIME;
package wireless_android_play_playlog;
// An entry of the map from a stack of addresses to count.
// Address here is the offset of the instruction address to the load address
// of the load_module.
message AddressSample {
// List of addresses that represents a call stack.
// address[0] is the leaf of the call stack.
repeated uint64 address = 1;
// List of load_module_ids that represents a call stack.
// load_module_id[0] is the leaf of the call stack.
// This field can be set as empty if all frame share the same load_module_id
// with LoadModuleSamples.load_module_id.
repeated int32 load_module_id = 2;
// Total count that the address/address_range is sampled.
optional int64 count = 3;
};
// An entry of the map from address_range to count.
// [start, end] represents the range of addresses, end->to represents the
// taken branch that ends the range.
message RangeSample {
// Start instruction address of a range.
optional uint64 start = 1;
// If "end" and "to" is not provided, "start" represents a single instruction.
optional uint64 end = 2;
optional uint64 to = 3;
// Total count that the address/address_range is sampled.
optional int64 count = 4;
};
// A load module.
message LoadModule {
// Name of the load_module.
optional string name = 1;
// LoadModule's linker build_id.
optional string build_id = 2;
}
// All samples for a load_module.
message LoadModuleSamples {
optional int32 load_module_id = 1;
// Map from a stack of addresses to count.
repeated AddressSample address_samples = 2;
// Map from a range triplet (start, end, to) to count.
repeated RangeSample range_samples = 3;
}
// All samples for a program.
message ProgramSamples {
// Name of the program.
optional string name = 1;
// Load module profiles.
repeated LoadModuleSamples modules = 2;
}
// A compressed representation of a perf profile, which contains samples from
// multiple binaries.
message AndroidPerfProfile {
// Type of the hardware event.
enum EventType {
CYCLE = 0;
BRANCH = 1;
}
// Hardware event used in profiling.
optional EventType event = 1;
// Total number of samples in this profile.
// This is the sum of counts of address_samples and range_samples in all
// load_module_samples.
optional int64 total_samples = 2;
// Samples for all profiled programs.
repeated ProgramSamples programs = 3;
// List of all load modules.
repeated LoadModule load_modules = 4;
// is device screen on at point when profile is collected?
optional bool display_on = 5;
// system load at point when profile is collected; corresponds
// to first value from /proc/loadavg multiplied by 100 then
// converted to int32
optional int32 sys_load_average = 6;
// At the point when the profile was collected, was a camera active?
optional bool camera_active = 7;
// At the point when the profile was collected, was the device still booting?
optional bool booting = 8;
// At the point when the profile was collected, was the device plugged into
// a charger?
optional bool on_charger = 9;
// CPU utilization measured prior to profile collection (expressed as
// 100 minus the idle percentage).
optional int32 cpu_utilization = 10;
}
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