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syntax = "proto2";
option go_package = "system";
package appengine;
message SystemServiceError {
enum ErrorCode {
OK = 0;
INTERNAL_ERROR = 1;
BACKEND_REQUIRED = 2;
LIMIT_REACHED = 3;
}
}
message SystemStat {
// Instaneous value of this stat.
optional double current = 1;
// Average over time, if this stat has an instaneous value.
optional double average1m = 3;
optional double average10m = 4;
// Total value, if the stat accumulates over time.
optional double total = 2;
// Rate over time, if this stat accumulates.
optional double rate1m = 5;
optional double rate10m = 6;
}
message GetSystemStatsRequest {
}
message GetSystemStatsResponse {
// CPU used by this instance, in mcycles.
optional SystemStat cpu = 1;
// Physical memory (RAM) used by this instance, in megabytes.
optional SystemStat memory = 2;
}
message StartBackgroundRequestRequest {
}
message StartBackgroundRequestResponse {
// Every /_ah/background request will have an X-AppEngine-BackgroundRequest
// header, whose value will be equal to this parameter, the request_id.
optional string request_id = 1;
}
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