v1.4.0-rc4 is a non-consensus-breaking upgrade against v1.4.0-rc3, it fixes a few issues we met during testnet upgrade.
IAVL Async Pruning
This version enables async pruning option in iavl v1, it's to fix the hanging issue of pruning nodes we met during testnet upgrade, if you have disabled iavl pruning temporarily during upgrade, you can change it back now.
Fix versiondb corrupted data
NOTE: it's only needed for node operator who actually met this issue, see #1683
- Stop node, upgrade binary to
v1.3.4. - Run
cronosd changeset fixdata /path/to/node/data/versiondb, takes a few minutes. - Start the node with binary
v1.3.4.