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Merge bitcoin/bitcoin#31978: kernel: pre-29.x chainparams and headerssync update

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11a2d3a63e [headerssync] update headerssync config for v29 (glozow)
dd23c53258 [kernel] update chainTxData for v29 (glozow)
80926af8c2 [kernel] update assumevalid and minimumChainWork for v29 (glozow)
0683b8ebf3 [kernel] update assumed blockchain and chainstate sizes for v29 (glozow)

Pull request description:

  Update chainparams and headerssync config for v29.0 (see [release process](https://github.com/bitcoin/bitcoin/blob/master/doc/release-process.md#before-branch-off)).

ACKs for top commit:
  achow101:
    ACK 11a2d3a63e
  Sjors:
    ACK 11a2d3a63e

Tree-SHA512: 726cbb16a3bc8b11419c2888b17552d70217f616f17a715ba4983fdfccb0cfd9705c528601a6bb3e62563a6f43d41543181e13cdbad89d75abba3b7899328031
This commit is contained in:
merge-script
2025-03-06 10:23:01 +00:00
parent bd0ee07310 11a2d3a63e
commit 9f3dcacef7
3 changed files with 34 additions and 34 deletions
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4
contrib/devtools/headerssync-params.py
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@ -12,13 +12,13 @@ import random
# Parameters:
# Aim for still working fine at some point in the future. [datetime]
TIME = datetime(2027, 4, 1)
TIME = datetime(2027, 10, 6)
# Expected block interval. [timedelta]
BLOCK_INTERVAL = timedelta(seconds=600)
# The number of headers corresponding to the minchainwork parameter. [headers]
MINCHAINWORK_HEADERS = 856760
MINCHAINWORK_HEADERS = 886157
# Combined processing bandwidth from all attackers to one victim. [bit/s]
# 6 Gbit/s is approximately the speed at which a single thread of a Ryzen 5950X CPU thread can hash