Blockchain Release: Sync and Snapshot Improvements

The core developers have tagged a new 2021.11.19.0 Hotspot firmware release which includes highly recommended fixes to improve network-wide block sync and snapshot ingestion on Hotspots.

Related PRs

• miner#1222: Reduce the size of generated docker image for releases

• blockchain-core#1115: Fix save_plausible_blocks to not return an error if some blocks are plausible

• blockchain-core#1113: Fix can_add_block to check plausible block correctly

• blockchain-core#1112: Properly release/decrement the blockchain lock in check_plausible_blocks

• blockchain-core#1109: Eagerly gossip plausible blocks

• blockchain-core#1106: Improve snapshot info command output

Plan

We have been beta testing 2021.11.19.0 since November 19, 2021 11:40 AM PT. Current ETA for GA is 4:00 PM PT, November 19, 2021.