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Flush on log size instead of transaction count

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This commit is contained in:
Pieter Wuille 2012-04-05 17:54:30 +02:00
parent 399ff1fe05
commit e88ed65a39
2 changed files with 2 additions and 10 deletions
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11
src/db.cpp
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@ -28,7 +28,6 @@ static bool fDbEnvInit = false;
DbEnv dbenv(0); DbEnv dbenv(0);
static map<string, int> mapFileUseCount; static map<string, int> mapFileUseCount;
static map<string, Db*> mapDb; static map<string, Db*> mapDb;
static int64 nTxn = 0;
static void EnvShutdown() static void EnvShutdown()
{ {
@ -164,13 +163,7 @@ void CDB::Close()
if (strFile == "blkindex.dat" && IsInitialBlockDownload()) if (strFile == "blkindex.dat" && IsInitialBlockDownload())
nMinutes = 5; nMinutes = 5;
if (nMinutes == 0 || nTxn > 200000) dbenv.txn_checkpoint(nMinutes ? GetArg("-dblogsize", 100)*1024 : 0, nMinutes, 0);
{
nTxn = 0;
nMinutes = 0;
}
dbenv.txn_checkpoint(0, nMinutes, 0);
CRITICAL_BLOCK(cs_db) CRITICAL_BLOCK(cs_db)
--mapFileUseCount[strFile]; --mapFileUseCount[strFile];
@ -344,7 +337,6 @@ bool CTxDB::ReadTxIndex(uint256 hash, CTxIndex& txindex)
bool CTxDB::UpdateTxIndex(uint256 hash, const CTxIndex& txindex) bool CTxDB::UpdateTxIndex(uint256 hash, const CTxIndex& txindex)
{ {
assert(!fClient); assert(!fClient);
nTxn++;
return Write(make_pair(string("tx"), hash), txindex); return Write(make_pair(string("tx"), hash), txindex);
} }
@ -355,7 +347,6 @@ bool CTxDB::AddTxIndex(const CTransaction& tx, const CDiskTxPos& pos, int nHeigh
// Add to tx index // Add to tx index
uint256 hash = tx.GetHash(); uint256 hash = tx.GetHash();
CTxIndex txindex(pos, tx.vout.size()); CTxIndex txindex(pos, tx.vout.size());
nTxn++;
return Write(make_pair(string("tx"), hash), txindex); return Write(make_pair(string("tx"), hash), txindex);
} }

1
src/init.cpp
View File

@ -171,6 +171,7 @@ bool AppInit2(int argc, char* argv[])
" -splash \t\t " + _("Show splash screen on startup (default: 1)") + "\n" + " -splash \t\t " + _("Show splash screen on startup (default: 1)") + "\n" +
" -datadir=<dir> \t\t " + _("Specify data directory") + "\n" + " -datadir=<dir> \t\t " + _("Specify data directory") + "\n" +
" -dbcache=<n> \t\t " + _("Set database cache size in megabytes (default: 25)") + "\n" + " -dbcache=<n> \t\t " + _("Set database cache size in megabytes (default: 25)") + "\n" +
" -dblogsize=<n> \t\t " + _("Set database disk log size in megabytes (default: 100)") + "\n" +
" -timeout=<n> \t " + _("Specify connection timeout (in milliseconds)") + "\n" + " -timeout=<n> \t " + _("Specify connection timeout (in milliseconds)") + "\n" +
" -proxy=<ip:port> \t " + _("Connect through socks4 proxy") + "\n" + " -proxy=<ip:port> \t " + _("Connect through socks4 proxy") + "\n" +
" -dns \t " + _("Allow DNS lookups for addnode and connect") + "\n" + " -dns \t " + _("Allow DNS lookups for addnode and connect") + "\n" +