// Copyright 2018 The gVisor Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

syntax = "proto3";

package gvisor;

// MemoryUsageEvent describes the memory usage of the sandbox at a single
// instant in time. These messages are emitted periodically on the eventchannel.
message MemoryUsageEvent {
  // The total memory usage of the sandboxed application in bytes, calculated
  // using the 'fast' method.
  uint64 total = 1;

  // Memory used to back memory-mapped regions for files in the application, in
  // bytes. This corresponds to the usage.MemoryKind.Mapped memory type.
  uint64 mapped = 2;
}
