v0.31.0-rc1

ckb 0.31.0-pre (c900439 2020-04-02)

This is an RC version to preview the changes in the next release.

This is the first RC of the next release, which contains many sync improvements.

OS	Arch	Runtime Dependencies	Package	Sign
macOS	x64	macOS 10.12 or above	zip	PGP
Linux	x64	glibc, libstdc++	tarball	PGP
CentOS	x64	glibc, libstdc++, openssl	tarball	PGP
Windows*	x64	VC++ Redistributable	zip	PGP
Docker			dockerhub

* Windows support is experimental.

Changes since v0.30.2

Sync Improvements

• #1947: Repair using of snapshot (@zhangsoledad)
• #1959: Improve get_ancestor efficiency (@keroro520)
• #1957: Concurrent download blocks on ibd (@driftluo)
• #1966: Enhanced locator (@driftluo)
• #1961: Fix bug on last common marked (@driftluo)
• #1985: Speed up fetch collect (@driftluo)
• #1979: Fix build_skip performance bug (@TheWaWaR)

Features

• #1954: Add detect-asm feature to script (@xxuejie)

• #1955: Bump CKB VM to fix a performance regression (@xxuejie)

• #1948: Use module disable error instead of method not found (@driftluo)

• #1956: Replace rocksdb wrapper (@zhangsoledad)

• #1946: Use same allocator for all (@yangby-cryptape)

• #1940: Add a feature to enable jemalloc profiling (@yangby-cryptape)

• #1881: Remove memory cellset (@zhangsoledad)

• #1923: Network upgrade to async (@driftluo)

• #1978: Built-in miner should support https RPC URL (@quake)

• #1958: Log more sync and relay metrics (@keroro520)

• #1992: Add an option to control how many blocks the miner has to mine (@yangby-cryptape)

  ckb miner -C . --limit 10 # Exit after 10 nonces found
  ckb miner -C . -l 5       # Exit after 5 nonces found
  ckb miner -C .            # Run forever
  ckb miner -C . --limit 0  # Run forever, too

• #1993: Add metrics filter (@keroro520)

  Filter metrics via log_enabled! inside metric!.

Bug Fixes

• #1977: Fix false positive in IllTransactionChecker (@xxuejie)
• #1996: Wait for RPC server to cleanup on shutdown (@zhangsoledad)
• #1997: Orphan_block_pool should record block origin (@zhangsoledad)