这是我参与2022首次更文挑战的第4天，活动详情查看：2022首次更文挑战
问题描述
2022-02-08 11:53:08.508 [] ERROR o.r.c.MasterSlaveEntry - Unable to change master from: 10.10.162.12/10.10.162.12:7379 to: redis://10.10.161.12:7379
org.redisson.client.RedisConnectionException: Unable to connect to Redis server: 10.10.161.12/10.10.161.12:7379
at org.redisson.connection.pool.ConnectionPool$1.lambda$run$0(ConnectionPool.java:160)
at org.redisson.misc.RedissonPromise.lambda$onComplete$0(RedissonPromise.java:183)
at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:577)
at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:551)
at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:490)
at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:615)
at io.netty.util.concurrent.DefaultPromise.setFailure0(DefaultPromise.java:608)
at io.netty.util.concurrent.DefaultPromise.tryFailure(DefaultPromise.java:117)
at org.redisson.misc.RedissonPromise.tryFailure(RedissonPromise.java:96)
at org.redisson.connection.pool.ConnectionPool.promiseFailure(ConnectionPool.java:330)
at org.redisson.connection.pool.ConnectionPool.lambda$createConnection$1(ConnectionPool.java:296)
at org.redisson.misc.RedissonPromise.lambda$onComplete$0(RedissonPromise.java:183)
at io.netty.util.concurrent.DefaultPromise.notifyListener0(DefaultPromise.java:577)
at io.netty.util.concurrent.DefaultPromise.notifyListeners0(DefaultPromise.java:570)
at io.netty.util.concurrent.DefaultPromise.notifyListenersNow(DefaultPromise.java:549)
at io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:490)
at io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:615)
at io.netty.util.concurrent.DefaultPromise.setFailure0(DefaultPromise.java:608)
at io.netty.util.concurrent.DefaultPromise.tryFailure(DefaultPromise.java:117)
at org.redisson.misc.RedissonPromise.tryFailure(RedissonPromise.java:96)
at org.redisson.client.RedisClient$2$1.run(RedisClient.java:236)
at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:164)
at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:472)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:500)
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:989)
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:748)
Caused by: org.redisson.client.RedisException: ERR max number of clients reached. channel: [id: 0x17dd6c13, L:/10.10.160.43:50494 - R:10.10.161.12/10.10.161.12:7379] command: (AUTH), params: (password masked)
at org.redisson.client.handler.CommandDecoder.decode(CommandDecoder.java:371)
at org.redisson.client.handler.CommandDecoder.decodeCommand(CommandDecoder.java:215)
at org.redisson.client.handler.CommandDecoder.decode(CommandDecoder.java:153)
at org.redisson.client.handler.CommandDecoder.decode(CommandDecoder.java:122)
at io.netty.handler.codec.ByteToMessageDecoder.decodeRemovalReentryProtection(ByteToMessageDecoder.java:501)
at io.netty.handler.codec.ReplayingDecoder.callDecode(ReplayingDecoder.java:366)
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:276)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:357)
at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:163)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:714)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:650)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:576)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493)
... 4 common frames omitted
2022-02-08 11:53:08.509 [] WARN o.r.c.SentinelConnectionManager - slave: 10.10.161.12:7379 has down
2022-02-08 11:53:09.514 [] INFO o.r.c.SentinelConnectionManager - slave: 10.10.161.12:7379 has up
