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Store fewer orphan tx by default, add -maxorphantx option

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There is no reason to store thousands of orphan transactions;
normally an orphan's parents will either be broadcast or
mined reasonably quickly.

This pull drops the maximum number of orphans from 10,000 down
to 100, and adds a command-line option (-maxorphantx) that is
just like -maxorphanblocks to override the default.
This commit is contained in:
Gavin Andresen
2014-09-10 14:08:03 -04:00
parent c74332c678
commit aa3c697e90
3 changed files with 5 additions and 3 deletions
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4
src/main.h
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@@ -51,8 +51,8 @@ static const unsigned int MAX_BLOCK_SIGOPS = MAX_BLOCK_SIZE/50;
static const unsigned int MAX_P2SH_SIGOPS = 15;
/** The maximum number of sigops we're willing to relay/mine in a single tx */
static const unsigned int MAX_TX_SIGOPS = MAX_BLOCK_SIGOPS/5;
/** The maximum number of orphan transactions kept in memory */
static const unsigned int MAX_ORPHAN_TRANSACTIONS = MAX_BLOCK_SIZE/100;
/** Default for -maxorphantx, maximum number of orphan transactions kept in memory */
static const unsigned int DEFAULT_MAX_ORPHAN_TRANSACTIONS = 100;
/** Default for -maxorphanblocks, maximum number of orphan blocks kept in memory */
static const unsigned int DEFAULT_MAX_ORPHAN_BLOCKS = 750;
/** The maximum size of a blk?????.dat file (since 0.8) */