From ab1f56072a796b0ff039d6690c6ac929dbcbf243 Mon Sep 17 00:00:00 2001 From: Pieter Wuille Date: Wed, 7 Oct 2015 23:34:55 +0200 Subject: Support -checkmempool=N, which runs checks on average once every N transactions --- src/txmempool.cpp | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'src/txmempool.cpp') diff --git a/src/txmempool.cpp b/src/txmempool.cpp index 1370cab0c0..c379a45b48 100644 --- a/src/txmempool.cpp +++ b/src/txmempool.cpp @@ -311,7 +311,7 @@ CTxMemPool::CTxMemPool(const CFeeRate& _minRelayFee) : // Sanity checks off by default for performance, because otherwise // accepting transactions becomes O(N^2) where N is the number // of transactions in the pool - fSanityCheck = false; + nCheckFrequency = 0; minerPolicyEstimator = new CBlockPolicyEstimator(_minRelayFee); } @@ -483,7 +483,7 @@ void CTxMemPool::removeCoinbaseSpends(const CCoinsViewCache *pcoins, unsigned in if (it2 != mapTx.end()) continue; const CCoins *coins = pcoins->AccessCoins(txin.prevout.hash); - if (fSanityCheck) assert(coins); + if (nCheckFrequency != 0) assert(coins); if (!coins || (coins->IsCoinBase() && ((signed long)nMemPoolHeight) - coins->nHeight < COINBASE_MATURITY)) { transactionsToRemove.push_back(tx); break; @@ -553,7 +553,10 @@ void CTxMemPool::clear() void CTxMemPool::check(const CCoinsViewCache *pcoins) const { - if (!fSanityCheck) + if (nCheckFrequency == 0) + return; + + if (insecure_rand() >= nCheckFrequency) return; LogPrint("mempool", "Checking mempool with %u transactions and %u inputs\n", (unsigned int)mapTx.size(), (unsigned int)mapNextTx.size()); -- cgit v1.2.3