123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566 |
- // Copyright 2015 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #include "sql/sql_memory_dump_provider.h"
- #include "base/trace_event/memory_dump_manager.h"
- #include "base/trace_event/process_memory_dump.h"
- #include "sql/sqlite_result_code.h"
- #include "sql/sqlite_result_code_values.h"
- #include "third_party/sqlite/sqlite3.h"
- namespace sql {
- // static
- SqlMemoryDumpProvider* SqlMemoryDumpProvider::GetInstance() {
- return base::Singleton<
- SqlMemoryDumpProvider,
- base::LeakySingletonTraits<SqlMemoryDumpProvider>>::get();
- }
- SqlMemoryDumpProvider::SqlMemoryDumpProvider() = default;
- SqlMemoryDumpProvider::~SqlMemoryDumpProvider() = default;
- bool SqlMemoryDumpProvider::OnMemoryDump(
- const base::trace_event::MemoryDumpArgs& args,
- base::trace_event::ProcessMemoryDump* pmd) {
- sqlite3_int64 memory_used = 0;
- sqlite3_int64 memory_high_water = 0;
- auto sqlite_result_code = ToSqliteResultCode(sqlite3_status64(
- SQLITE_STATUS_MEMORY_USED, &memory_used, &memory_high_water,
- /*resetFlag=*/1));
- DCHECK_EQ(sqlite_result_code, SqliteResultCode::kOk)
- << "sqlite3_status64(SQLITE_STATUS_MEMORY_USED) failed";
- base::trace_event::MemoryAllocatorDump* dump =
- pmd->CreateAllocatorDump("sqlite");
- dump->AddScalar(base::trace_event::MemoryAllocatorDump::kNameSize,
- base::trace_event::MemoryAllocatorDump::kUnitsBytes,
- memory_used);
- dump->AddScalar("malloc_high_wmark_size",
- base::trace_event::MemoryAllocatorDump::kUnitsBytes,
- memory_high_water);
- sqlite3_int64 dummy_high_water = -1;
- sqlite3_int64 malloc_count = -1;
- sqlite_result_code = ToSqliteResultCode(sqlite3_status64(
- SQLITE_STATUS_MALLOC_COUNT, &malloc_count, &dummy_high_water,
- /*resetFlag=*/0));
- DCHECK_EQ(sqlite_result_code, SqliteResultCode::kOk)
- << "sqlite3_status64(SQLITE_STATUS_MALLOC_COUNT) failed";
- dump->AddScalar("malloc_count",
- base::trace_event::MemoryAllocatorDump::kUnitsObjects,
- malloc_count);
- const char* system_allocator_name =
- base::trace_event::MemoryDumpManager::GetInstance()
- ->system_allocator_pool_name();
- if (system_allocator_name) {
- pmd->AddSuballocation(dump->guid(), system_allocator_name);
- }
- return true;
- }
- } // namespace sql
|