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src/test/caches_tests.cpp
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Lőrinc
node, qt: inline `DEFAULT_DB_CACHE`
03 авг 2026, 22:03
Не верифицирован
03 авг 2026, 22:03
cd086c1
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// Copyright (c) The Bitcoin Core developers // Distributed under the MIT software license, see the accompanying // file COPYING or https://opensource.org/license/mit. #include <kernel/caches.h> #include <node/caches.h> #include <util/byte_units.h> #include <boost/test/unit_test.hpp> #include <cstdint> using namespace node; namespace { void CheckDbCacheWarnThreshold(uint64_t threshold, uint64_t total_ram) { BOOST_CHECK(!ShouldWarnOversizedDbCache(threshold, total_ram)); BOOST_CHECK( ShouldWarnOversizedDbCache(threshold + 1, total_ram)); } } // namespace BOOST_AUTO_TEST_SUITE(caches_tests) BOOST_AUTO_TEST_CASE(oversized_dbcache_warning) { BOOST_CHECK(!ShouldWarnOversizedDbCache(MIN_DBCACHE_BYTES, 1_GiB)); // Below DBCACHE_WARNING_RESERVED_RAM the existing fixed default dominates. CheckDbCacheWarnThreshold(DEFAULT_KERNEL_CACHE, 1_GiB); CheckDbCacheWarnThreshold(DEFAULT_KERNEL_CACHE, DBCACHE_WARNING_RESERVED_RAM); // Above DBCACHE_WARNING_RESERVED_RAM the warning fires at 75% of the headroom. CheckDbCacheWarnThreshold(((3_GiB - DBCACHE_WARNING_RESERVED_RAM) / 4) * 3, 3_GiB); for (const auto total_ram : {8_GiB, 16_GiB, 32_GiB}) { CheckDbCacheWarnThreshold(((total_ram - DBCACHE_WARNING_RESERVED_RAM) / 4) * 3, total_ram); } } BOOST_AUTO_TEST_SUITE_END()