Change Details

PR description: > There's a race between sending a getdata for a bunch of blocks with the node receiving those blocks from a peer, which could cause test failure. Fix this. Backport of Core [[https://github.com/bitcoin/bitcoin/pull/16459 | PR16459]]

PR description: > There's a race between sending a getdata for a bunch of blocks with the node receiving those blocks from a peer, which could cause test failure. Fix this. > > Motivated by observing this race caused an appveyor test failure on another PR Backport of Core [[https://github.com/bitcoin/bitcoin/pull/16459 | PR16459]]

PR description: > There's a race between sending a getdata for a bunch of blocks with the node receiving those blocks from a peer, which could cause test failure. Fix this. > > Motivated by observing this race caused an appveyor test failure on another PR Backport of Core [[https://github.com/bitcoin/bitcoin/pull/16459 | PR16459]]