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Make max number of orphan blocks kept in memory a startup parameter (fixes #4253)

0.10
shshshsh 11 years ago
parent
commit
7b45d943b2
  1. 1
      src/init.cpp
  2. 2
      src/main.cpp
  3. 4
      src/main.h

1
src/init.cpp

@ -206,6 +206,7 @@ std::string HelpMessage(HelpMessageMode hmm)
strUsage += " -dbcache=<n> " + strprintf(_("Set database cache size in megabytes (%d to %d, default: %d)"), nMinDbCache, nMaxDbCache, nDefaultDbCache) + "\n"; strUsage += " -dbcache=<n> " + strprintf(_("Set database cache size in megabytes (%d to %d, default: %d)"), nMinDbCache, nMaxDbCache, nDefaultDbCache) + "\n";
strUsage += " -keypool=<n> " + _("Set key pool size to <n> (default: 100)") + "\n"; strUsage += " -keypool=<n> " + _("Set key pool size to <n> (default: 100)") + "\n";
strUsage += " -loadblock=<file> " + _("Imports blocks from external blk000??.dat file") + " " + _("on startup") + "\n"; strUsage += " -loadblock=<file> " + _("Imports blocks from external blk000??.dat file") + " " + _("on startup") + "\n";
strUsage += " -maxorphanblocks=<n> " + strprintf(_("Keep at most <n> unconnectable blocks in memory (default: %u)"), DEFAULT_MAX_ORPHAN_BLOCKS) + "\n";
strUsage += " -par=<n> " + strprintf(_("Set the number of script verification threads (%u to %d, 0 = auto, <0 = leave that many cores free, default: %d)"), -(int)boost::thread::hardware_concurrency(), MAX_SCRIPTCHECK_THREADS, DEFAULT_SCRIPTCHECK_THREADS) + "\n"; strUsage += " -par=<n> " + strprintf(_("Set the number of script verification threads (%u to %d, 0 = auto, <0 = leave that many cores free, default: %d)"), -(int)boost::thread::hardware_concurrency(), MAX_SCRIPTCHECK_THREADS, DEFAULT_SCRIPTCHECK_THREADS) + "\n";
strUsage += " -pid=<file> " + _("Specify pid file (default: bitcoind.pid)") + "\n"; strUsage += " -pid=<file> " + _("Specify pid file (default: bitcoind.pid)") + "\n";
strUsage += " -reindex " + _("Rebuild block chain index from current blk000??.dat files") + " " + _("on startup") + "\n"; strUsage += " -reindex " + _("Rebuild block chain index from current blk000??.dat files") + " " + _("on startup") + "\n";

2
src/main.cpp

@ -1160,7 +1160,7 @@ uint256 static GetOrphanRoot(const uint256& hash)
// Remove a random orphan block (which does not have any dependent orphans). // Remove a random orphan block (which does not have any dependent orphans).
void static PruneOrphanBlocks() void static PruneOrphanBlocks()
{ {
if (mapOrphanBlocksByPrev.size() <= MAX_ORPHAN_BLOCKS) if (mapOrphanBlocksByPrev.size() <= (size_t)std::max((int64_t)0, GetArg("-maxorphanblocks", DEFAULT_MAX_ORPHAN_BLOCKS)))
return; return;
// Pick a random orphan block. // Pick a random orphan block.

4
src/main.h

@ -45,8 +45,8 @@ static const unsigned int MAX_STANDARD_TX_SIZE = 100000;
static const unsigned int MAX_BLOCK_SIGOPS = MAX_BLOCK_SIZE/50; static const unsigned int MAX_BLOCK_SIGOPS = MAX_BLOCK_SIZE/50;
/** The maximum number of orphan transactions kept in memory */ /** The maximum number of orphan transactions kept in memory */
static const unsigned int MAX_ORPHAN_TRANSACTIONS = MAX_BLOCK_SIZE/100; static const unsigned int MAX_ORPHAN_TRANSACTIONS = MAX_BLOCK_SIZE/100;
/** The maximum number of orphan blocks kept in memory */ /** Default for -maxorphanblocks, maximum number of orphan blocks kept in memory */
static const unsigned int MAX_ORPHAN_BLOCKS = 750; static const unsigned int DEFAULT_MAX_ORPHAN_BLOCKS = 750;
/** The maximum size of a blk?????.dat file (since 0.8) */ /** The maximum size of a blk?????.dat file (since 0.8) */
static const unsigned int MAX_BLOCKFILE_SIZE = 0x8000000; // 128 MiB static const unsigned int MAX_BLOCKFILE_SIZE = 0x8000000; // 128 MiB
/** The pre-allocation chunk size for blk?????.dat files (since 0.8) */ /** The pre-allocation chunk size for blk?????.dat files (since 0.8) */

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