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Merge bitcoin/bitcoin#28592: p2p: Increase tx relay rate 

b81f37031c p2p: Increase tx relay rate (Anthony Towns)

Pull request description:

  In the presence of smaller transactions on the network, blocks can sustain a higher relay rate than 7tx/second. In this event, the per-peer inventory queues can grow too large.

  This commit bumps the rate up to 14 tx/s (for inbound peers), increasing the safety margin by a factor of 2.

  Outbound peers continue to receive relayed transactions at 2.5x the rate of inbound peers, for a rate of 35tx/second.

ACKs for top commit:
  sipa:
    ACK b81f37031c
  achow101:
    ACK b81f37031c
  darosior:
    utACK b81f37031c.
  glozow:
    utACK b81f37031c

Tree-SHA512: 854ea0824d5f4c629f1dceb9ee61cc9226c8f0d4d26664737e68db917f65341d4800362ab55ed32673db920b2b59aa116b4cb9ee063367b2e43c94a904b41c08
This commit is contained in:
merge-script 2025-09-19 17:53:45 +01:00
parent edb871cba2 b81f37031c
commit 56c6daa64f
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1 changed files with 1 additions and 1 deletions
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2
src/net_processing.cpp
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@ -167,7 +167,7 @@ static constexpr auto INBOUND_INVENTORY_BROADCAST_INTERVAL{5s};
static constexpr auto OUTBOUND_INVENTORY_BROADCAST_INTERVAL{2s};
/** Maximum rate of inventory items to send per second.
* Limits the impact of low-fee transaction floods. */
static constexpr unsigned int INVENTORY_BROADCAST_PER_SECOND = 7;
static constexpr unsigned int INVENTORY_BROADCAST_PER_SECOND{14};
/** Target number of tx inventory items to send per transmission. */
static constexpr unsigned int INVENTORY_BROADCAST_TARGET = INVENTORY_BROADCAST_PER_SECOND * count_seconds(INBOUND_INVENTORY_BROADCAST_INTERVAL);
/** Maximum number of inventory items to send per transmission. */