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【详述】存算分离集群部署后，FE的日志里一直在报：
2025-02-18 19:20:54.399+08:00 WARN (nioEventLoopGroup-5-11|292) [HttpServerHandler.channelRead():89] accept bad request: /bad-request, error: Illegal character in request line: 0x6
com.starrocks.http.HttpRequestException: Illegal character in request line: 0x6
at com.starrocks.http.HttpServerHandler.validateRequest(HttpServerHandler.java:144) ~[starrocks-fe.jar:?]
at com.starrocks.http.HttpServerHandler.channelRead(HttpServerHandler.java:87) ~[starrocks-fe.jar:?]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:107) ~[netty-codec-4.1.115.Final.jar:4.1.115.Final]
at io.netty.handler.codec.MessageToMessageCodec.channelRead(MessageToMessageCodec.java:120) ~[netty-codec-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:442) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:107) ~[netty-codec-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.CombinedChannelDuplexHandler$DelegatingChannelHandlerContext.fireChannelRead(CombinedChannelDuplexHandler.java:436) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:346) ~[netty-codec-4.1.115.Final.jar:4.1.115.Final]
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:318) ~[netty-codec-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.CombinedChannelDuplexHandler.channelRead(CombinedChannelDuplexHandler.java:251) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:442) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1357) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:868) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:166) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:788) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:724) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:650) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:562) ~[netty-transport-4.1.115.Final.jar:4.1.115.Final]
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997) ~[netty-common-4.1.115.Final.jar:4.1.115.Final]
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74) ~[netty-common-4.1.115.Final.jar:4.1.115.Final]
at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) ~[netty-common-4.1.115.Final.jar:4.1.115.Final]
at java.lang.Thread.run(Thread.java:829) ~[?:?]
【背景】集群一运行就开始报错
【业务影响】无影响，新建库、表，插入数据无异常
【是否存算分离】是
【StarRocks版本】3.4
【集群规模】例如：3fe+3cn
用mysql连http端口了?
就创建集群的时候用mysql client连上去组集群，后面就没有连过了，集群一启动就开始报警，重启集群后还是在报警，大概30s~60s左右报一次 
看看是不是有端口探活扫描? tcp/8030是HTTP协议, 可以用HTTP协议探活.