mgmt_try_move_commit_to_next_phaseMESSAGE_TXN_REPLYcurr_phase =PHASE_TXN_CREATEnext_phase =PHASE_SEND_CFGFor each of thebatches of cfgdatasend msg and moveFor each of the batches of cfgdataMESSAGE_CFG_APPLYbatch: comm_phase =PHASE_TXN_CREATEbatch: comm_phase =PHASE_APPLY_CFGbatch: PHASE_APPLY_CFG -> PHASE_TXN_DELETE
mgmt_txn_notify_be_cfg_apply_reply for each batch id in reply