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alt辛苦了,大热天的,送你100btsx = 一杯冷饮 已发往 bitsuperlab
here is another solution for hot standby, detected with a heartbeat signal.master and slave exchange some data in real time, include: blockchain_head_block_num, network_num_connections.they'll change block production flag automatic, depend on a rule to select which one should active.we use a pusher service from PubNub to exchange data, this can avoid open a public service, and can still run behind a tor net.so you need to register a free account in PubNub if you decide to use this. the demo account maybe not stable.here is the command