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-rw-r--r--src/validation.cpp5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/validation.cpp b/src/validation.cpp
index b855550728..c9135c442b 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -2029,8 +2029,9 @@ bool static FlushStateToDisk(CValidationState &state, FlushStateMode mode, int n
int64_t nMempoolSizeMax = GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000;
int64_t cacheSize = pcoinsTip->DynamicMemoryUsage() * DB_PEAK_USAGE_FACTOR;
int64_t nTotalSpace = nCoinCacheUsage + std::max<int64_t>(nMempoolSizeMax - nMempoolUsage, 0);
- // The cache is large and we're within 10% and 100 MiB of the limit, but we have time now (not in the middle of a block processing).
- bool fCacheLarge = mode == FLUSH_STATE_PERIODIC && cacheSize > std::max((9 * nTotalSpace) / 10, nTotalSpace - MAX_BLOCK_COINSDB_USAGE * 1024 * 1024);
+ // The cache is large and we're within 10% and 200 MiB or 50% and 50MiB of the limit, but we have time now (not in the middle of a block processing).
+ bool fCacheLarge = mode == FLUSH_STATE_PERIODIC && cacheSize > std::min(std::max(nTotalSpace / 2, nTotalSpace - MIN_BLOCK_COINSDB_USAGE * 1024 * 1024),
+ std::max((9 * nTotalSpace) / 10, nTotalSpace - MAX_BLOCK_COINSDB_USAGE * 1024 * 1024));
// The cache is over the limit, we have to write now.
bool fCacheCritical = mode == FLUSH_STATE_IF_NEEDED && cacheSize > nTotalSpace;
// It's been a while since we wrote the block index to disk. Do this frequently, so we don't need to redownload after a crash.