XtraBackup SSTwouldn’t stop when was SIGKILLed. This would prevent MySQL to initiate a new transfer as port 4444 was already utilized. Bug fixed #1380697.
garbd was returning incorrect return code, ie. when garbd was already started, return code was 0. Bugs fixed #1308103 and #1422863.
wsrep_sst_xtrabackup-v2 script was causing innobackupex to print a false positive stack trace into the log. Bug fixed #1407599.
MyISAM DDL (CREATE TABLE only) isn’t replicated anymore when wsrep_replicate_myisam is OFF. Note, for older nodes in the cluster, wsrep_replicate_myisam should work since the TOI decision (for MyISAMDDL) is done on origin node. Mixing of non-