From 0b5e162b84ec95cb63903dd21e4003a3d4503421 Mon Sep 17 00:00:00 2001 From: Pieter Wuille Date: Thu, 30 Mar 2017 12:05:05 -0700 Subject: Compensate for memory peak at flush time Github-Pull: #10126 Rebased-From: 7228ce853de5670d559d752f04a7db79578990ea --- src/validation.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/validation.cpp b/src/validation.cpp index e8a3736e5d..5643d2ab59 100644 --- a/src/validation.cpp +++ b/src/validation.cpp @@ -2027,7 +2027,7 @@ bool static FlushStateToDisk(CValidationState &state, FlushStateMode mode, int n nLastSetChain = nNow; } int64_t nMempoolSizeMax = GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000; - int64_t cacheSize = pcoinsTip->DynamicMemoryUsage(); + int64_t cacheSize = pcoinsTip->DynamicMemoryUsage() * 2; // Compensate for extra memory peak (x1.5-x1.9) at flush time. int64_t nTotalSpace = nCoinCacheUsage + std::max(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 - 100 * 1024 * 1024); -- cgit v1.2.3