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-rw-r--r--src/init.cpp20
1 files changed, 11 insertions, 9 deletions
diff --git a/src/init.cpp b/src/init.cpp
index bacc938375..3c3b3fb231 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -1061,18 +1061,20 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler)
}
// cache size calculations
- size_t nTotalCache = (GetArg("-dbcache", nDefaultDbCache) << 20);
- if (nTotalCache < (nMinDbCache << 20))
- nTotalCache = (nMinDbCache << 20); // total cache cannot be less than nMinDbCache
- else if (nTotalCache > (nMaxDbCache << 20))
- nTotalCache = (nMaxDbCache << 20); // total cache cannot be greater than nMaxDbCache
- size_t nBlockTreeDBCache = nTotalCache / 8;
+ int64_t nTotalCache = (GetArg("-dbcache", nDefaultDbCache) << 20);
+ nTotalCache = std::max(nTotalCache, nMinDbCache << 20); // total cache cannot be less than nMinDbCache
+ nTotalCache = std::min(nTotalCache, nMaxDbCache << 20); // total cache cannot be greated than nMaxDbcache
+ int64_t nBlockTreeDBCache = nTotalCache / 8;
if (nBlockTreeDBCache > (1 << 21) && !GetBoolArg("-txindex", false))
nBlockTreeDBCache = (1 << 21); // block tree db cache shouldn't be larger than 2 MiB
nTotalCache -= nBlockTreeDBCache;
- size_t nCoinDBCache = nTotalCache / 2; // use half of the remaining cache for coindb cache
+ int64_t nCoinDBCache = std::min(nTotalCache / 2, (nTotalCache / 4) + (1 << 23)); // use 25%-50% of the remainder for disk cache
nTotalCache -= nCoinDBCache;
- nCoinCacheSize = nTotalCache / 300; // coins in memory require around 300 bytes
+ nCoinCacheUsage = nTotalCache; // the rest goes to in-memory cache
+ LogPrintf("Cache configuration:\n");
+ LogPrintf("* Using %.1fMiB for block index database\n", nBlockTreeDBCache * (1.0 / 1024 / 1024));
+ LogPrintf("* Using %.1fMiB for chain state database\n", nCoinDBCache * (1.0 / 1024 / 1024));
+ LogPrintf("* Using %.1fMiB for in-memory UTXO set\n", nCoinCacheUsage * (1.0 / 1024 / 1024));
bool fLoaded = false;
while (!fLoaded) {
@@ -1333,7 +1335,7 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler)
pwalletMain->SetBroadcastTransactions(GetBoolArg("-walletbroadcast", true));
} // (!fDisableWallet)
#else // ENABLE_WALLET
- LogPrintf("No wallet compiled in!\n");
+ LogPrintf("No wallet support compiled in!\n");
#endif // !ENABLE_WALLET
// ********************************************************* Step 9: import blocks