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Side by Side Diff: net/disk_cache/simple/simple_backend_impl.cc

Issue 2661333002: Track SimpleCache memory usage in net/ MemoryDumpProvider (Closed)
Patch Set: Pure rebase before addressing comments Created 3 years, 10 months ago
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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "net/disk_cache/simple/simple_backend_impl.h" 5 #include "net/disk_cache/simple/simple_backend_impl.h"
6 6
7 #include <algorithm> 7 #include <algorithm>
8 #include <cstdlib> 8 #include <cstdlib>
9 #include <functional> 9 #include <functional>
10 #include <limits> 10 #include <limits>
(...skipping 12 matching lines...) Expand all
23 #include "base/macros.h" 23 #include "base/macros.h"
24 #include "base/metrics/field_trial.h" 24 #include "base/metrics/field_trial.h"
25 #include "base/metrics/histogram_macros.h" 25 #include "base/metrics/histogram_macros.h"
26 #include "base/metrics/sparse_histogram.h" 26 #include "base/metrics/sparse_histogram.h"
27 #include "base/single_thread_task_runner.h" 27 #include "base/single_thread_task_runner.h"
28 #include "base/sys_info.h" 28 #include "base/sys_info.h"
29 #include "base/task_runner_util.h" 29 #include "base/task_runner_util.h"
30 #include "base/threading/sequenced_worker_pool.h" 30 #include "base/threading/sequenced_worker_pool.h"
31 #include "base/threading/thread_task_runner_handle.h" 31 #include "base/threading/thread_task_runner_handle.h"
32 #include "base/time/time.h" 32 #include "base/time/time.h"
33 #include "base/trace_event/memory_usage_estimator.h"
33 #include "net/base/net_errors.h" 34 #include "net/base/net_errors.h"
34 #include "net/disk_cache/cache_util.h" 35 #include "net/disk_cache/cache_util.h"
35 #include "net/disk_cache/simple/simple_entry_format.h" 36 #include "net/disk_cache/simple/simple_entry_format.h"
36 #include "net/disk_cache/simple/simple_entry_impl.h" 37 #include "net/disk_cache/simple/simple_entry_impl.h"
37 #include "net/disk_cache/simple/simple_experiment.h" 38 #include "net/disk_cache/simple/simple_experiment.h"
38 #include "net/disk_cache/simple/simple_histogram_macros.h" 39 #include "net/disk_cache/simple/simple_histogram_macros.h"
39 #include "net/disk_cache/simple/simple_index.h" 40 #include "net/disk_cache/simple/simple_index.h"
40 #include "net/disk_cache/simple/simple_index_file.h" 41 #include "net/disk_cache/simple/simple_index_file.h"
41 #include "net/disk_cache/simple/simple_synchronous_entry.h" 42 #include "net/disk_cache/simple/simple_synchronous_entry.h"
42 #include "net/disk_cache/simple/simple_util.h" 43 #include "net/disk_cache/simple/simple_util.h"
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545 std::pair<std::string, std::string> item; 546 std::pair<std::string, std::string> item;
546 item.first = "Cache type"; 547 item.first = "Cache type";
547 item.second = "Simple Cache"; 548 item.second = "Simple Cache";
548 stats->push_back(item); 549 stats->push_back(item);
549 } 550 }
550 551
551 void SimpleBackendImpl::OnExternalCacheHit(const std::string& key) { 552 void SimpleBackendImpl::OnExternalCacheHit(const std::string& key) {
552 index_->UseIfExists(simple_util::GetEntryHashKey(key)); 553 index_->UseIfExists(simple_util::GetEntryHashKey(key));
553 } 554 }
554 555
556 size_t SimpleBackendImpl::EstimateMemoryUsage() const {
557 return base::trace_event::EstimateMemoryUsage(index_) +
558 base::trace_event::EstimateMemoryUsage(active_entries_);
559 }
560
555 void SimpleBackendImpl::InitializeIndex(const CompletionCallback& callback, 561 void SimpleBackendImpl::InitializeIndex(const CompletionCallback& callback,
556 const DiskStatResult& result) { 562 const DiskStatResult& result) {
557 if (result.net_error == net::OK) { 563 if (result.net_error == net::OK) {
558 index_->SetMaxSize(result.max_size); 564 index_->SetMaxSize(result.max_size);
559 index_->Initialize(result.cache_dir_mtime); 565 index_->Initialize(result.cache_dir_mtime);
560 } 566 }
561 callback.Run(result.net_error); 567 callback.Run(result.net_error);
562 } 568 }
563 569
564 void SimpleBackendImpl::IndexReadyForDoom(Time initial_time, 570 void SimpleBackendImpl::IndexReadyForDoom(Time initial_time,
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747 } 753 }
748 754
749 // static 755 // static
750 void SimpleBackendImpl::FlushWorkerPoolForTesting() { 756 void SimpleBackendImpl::FlushWorkerPoolForTesting() {
751 // We only need to do this if we there is an active task runner. 757 // We only need to do this if we there is an active task runner.
752 if (base::ThreadTaskRunnerHandle::IsSet()) 758 if (base::ThreadTaskRunnerHandle::IsSet())
753 g_sequenced_worker_pool.Get().FlushForTesting(); 759 g_sequenced_worker_pool.Get().FlushForTesting();
754 } 760 }
755 761
756 } // namespace disk_cache 762 } // namespace disk_cache
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