hbase region 下线,region server也全部下线,hmaster 依然正常.

Call exception, tries=11, retries=31, started=48384 ms ago, cancelled=false, msg=Call to hzd-t-vbdl-01/10.253.76.213:16020 failed on connection exception: org.apache.hbase.thirdparty.io.netty.channel.

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