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| 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "remoting/host/process_stats_util.h" |
| 6 |
| 7 #include <stdint.h> |
| 8 |
| 9 #include <string> |
| 10 #include <utility> |
| 11 |
| 12 namespace remoting { |
| 13 namespace host { |
| 14 |
| 15 bool IsEmptyProcessResourceUsage(const protocol::ProcessResourceUsage& usage) { |
| 16 return !usage.has_process_name() && !usage.has_processor_usage() && |
| 17 !usage.has_working_set_size() && !usage.has_pagefile_size(); |
| 18 } |
| 19 |
| 20 protocol::AggregatedProcessResourceUsage AggregateProcessResourceUsage( |
| 21 const std::vector<protocol::ProcessResourceUsage>& usages) { |
| 22 if (usages.empty()) { |
| 23 return protocol::AggregatedProcessResourceUsage(); |
| 24 } |
| 25 |
| 26 if (usages.size() == 1) { |
| 27 const protocol::ProcessResourceUsage& usage = usages[0]; |
| 28 protocol::AggregatedProcessResourceUsage aggregated; |
| 29 aggregated.set_name(usage.process_name()); |
| 30 aggregated.set_processor_usage(usage.processor_usage()); |
| 31 aggregated.set_working_set_size(usage.working_set_size()); |
| 32 aggregated.set_pagefile_size(usage.pagefile_size()); |
| 33 return aggregated; |
| 34 } |
| 35 |
| 36 std::string name = "aggregate { "; |
| 37 double processor_usage = 0; |
| 38 uint64_t working_set_size = 0; |
| 39 uint64_t pagefile_size = 0; |
| 40 protocol::AggregatedProcessResourceUsage aggregated; |
| 41 for (const auto& usage : usages) { |
| 42 name.append(usage.process_name()).append(", "); |
| 43 processor_usage += usage.processor_usage(); |
| 44 working_set_size += usage.working_set_size(); |
| 45 pagefile_size += usage.pagefile_size(); |
| 46 *aggregated.add_usages() = usage; |
| 47 } |
| 48 name += " }"; |
| 49 aggregated.set_name(std::move(name)); |
| 50 aggregated.set_processor_usage(processor_usage); |
| 51 aggregated.set_working_set_size(working_set_size); |
| 52 aggregated.set_pagefile_size(pagefile_size); |
| 53 |
| 54 return aggregated; |
| 55 } |
| 56 |
| 57 } // namespace host |
| 58 } // namespace remoting |
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