strUsage+=HelpMessageOpt("-uacomment=<cmt>",_("Append comment to the user agent string"));
if(showDebug)
{
strUsage+=HelpMessageOpt("-checkblockindex",strprintf("Do a full consistency check for mapBlockIndex, setBlockIndexCandidates, chainActive and mapBlocksUnlinked occasionally. Also sets -checkmempool. (default: %u)",Params().DefaultConsistencyChecks()));
strUsage+=HelpMessageOpt("-checkmempool=<n>",strprintf("Run checks every <n> transactions. (default: %u)",Params().DefaultConsistencyChecks()));
strUsage+=HelpMessageOpt("-checkblockindex",strprintf("Do a full consistency check for mapBlockIndex, setBlockIndexCandidates, chainActive and mapBlocksUnlinked occasionally. Also sets -checkmempool (default: %u)",Params(CBaseChainParams::MAIN).DefaultConsistencyChecks()));
strUsage+=HelpMessageOpt("-checkmempool=<n>",strprintf("Run checks every <n> transactions (default: %u)",Params(CBaseChainParams::MAIN).DefaultConsistencyChecks()));
strUsage+=HelpMessageOpt("-checkpoints",strprintf("Disable expensive verification for known chain history (default: %u)",DEFAULT_CHECKPOINTS_ENABLED));
#ifdef ENABLE_WALLET
strUsage+=HelpMessageOpt("-dblogsize=<n>",strprintf("Flush wallet database activity from memory to disk log every <n> megabytes (default: %u)",DEFAULT_WALLET_DBLOGSIZE));