xref: /aosp_15_r20/external/crosvm/protos/src/registered_events.proto (revision bb4ee6a4ae7042d18b07a98463b9c8b875e44b39) 
1// Copyright 2020 The ChromiumOS Authors
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5syntax = "proto3";
6
7message VirtioBalloonResize {}
8
9message VirtioBalloonOOMDeflation {}
10
11message VirtioWsBucket {
12    // age of bucket in milliseconds.
13    uint64 age = 1;
14    // file-back memory, in bytes.
15    uint64 file_bytes = 2;
16    // anonymous memory, in bytes.
17    uint64 anon_bytes = 3;
18}
19
20message VirtioBalloonWsReport {
21    // 2-16 buckets of memory working set.
22    repeated VirtioWsBucket ws_buckets = 1;
23    // actual size of balloon in bytes.
24    uint64 balloon_actual = 2;
25}
26
27message RegisteredEvent {
28    oneof Event {
29        VirtioBalloonResize resize = 1;
30        VirtioBalloonOOMDeflation oom_deflation = 2;
31        VirtioBalloonWsReport ws_report = 3;
32    }
33}
34