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Merge #10148: Use non-atomic flushing with block replay

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176c021 [qa] Test non-atomic chainstate writes (Suhas Daftuar)
d6af06d Dont create pcoinsTip until after ReplayBlocks. (Matt Corallo)
eaca1b7 Random db flush crash simulator (Pieter Wuille)
0580ee0 Adapt memory usage estimation for flushing (Pieter Wuille)
013a56a Non-atomic flushing using the blockchain as replay journal (Pieter Wuille)
b3a279c [MOVEONLY] Move LastCommonAncestor to chain (Pieter Wuille)

Tree-SHA512: 47ccc62303f9075c44d2a914be75bd6969ff881a857a2ff1227f05ec7def6f4c71c46680c5a28cb150c814999526797dc05cf2701fde1369c06169f46eccddee
This commit is contained in:
Wladimir J. van der Laan
2017-06-28 18:24:32 +02:00
parent 416af3edf5 176c021d08
commit d4e551adfe
14 changed files with 484 additions and 43 deletions
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11
src/init.cpp
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@@ -336,6 +336,9 @@ std::string HelpMessage(HelpMessageMode mode)
#endif
}
strUsage += HelpMessageOpt("-datadir=<dir>", _("Specify data directory"));
if (showDebug) {
strUsage += HelpMessageOpt("-dbbatchsize", strprintf("Maximum database write batch size in bytes (default: %u)", nDefaultDbBatchSize));
}
strUsage += HelpMessageOpt("-dbcache=<n>", strprintf(_("Set database cache size in megabytes (%d to %d, default: %d)"), nMinDbCache, nMaxDbCache, nDefaultDbCache));
if (showDebug)
strUsage += HelpMessageOpt("-feefilter", strprintf("Tell other nodes to filter invs to us by our mempool min fee (default: %u)", DEFAULT_FEEFILTER));
@@ -1373,7 +1376,6 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler)
pblocktree = new CBlockTreeDB(nBlockTreeDBCache, false, fReindex);
pcoinsdbview = new CCoinsViewDB(nCoinDBCache, false, fReindex || fReindexChainState);
pcoinscatcher = new CCoinsViewErrorCatcher(pcoinsdbview);
pcoinsTip = new CCoinsViewCache(pcoinscatcher);
if (fReindex) {
pblocktree->WriteReindexing(true);
@@ -1417,6 +1419,13 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler)
break;
}
if (!ReplayBlocks(chainparams, pcoinsdbview)) {
strLoadError = _("Unable to replay blocks. You will need to rebuild the database using -reindex-chainstate.");
break;
}
pcoinsTip = new CCoinsViewCache(pcoinscatcher);
LoadChainTip(chainparams);
if (!fReindex && chainActive.Tip() != NULL) {
uiInterface.InitMessage(_("Rewinding blocks..."));
if (!RewindBlockIndex(chainparams)) {