Java Redisson解码随机类强制转换异常

我使用redisson 3.15.2版本和FST进行序列化。但是，当我在程序上进行负载测试时，我会不时地得到这个随机异常，但是当我在负载测试中执行相同的异常时，它会成功解码

java.io.IOException: org.redisson.client.RedisException: Unexpected exception while processing command java.lang.ClassCastException: x.x.x.PaxCostPrice cannot be cast to x.x.x.search.service.IObserverSource
at x.x.x.search.result.Result.readExternal(Result.java:873 undefined) ~[x_x_x.jar:?]
at x.x.x.search.result.detail.HolidayItem.readExternal(HolidayItem.java:3042 undefined) ~[x_x_x.jar:?]
at x.x.x.search.result.detail.generic.GenericDetailResult.readExternal(GenericDetailResult.java:626 undefined) ~[x_x_x.jar:?]
at org.nustaq.serialization.FSTObjectInput.instantiateAndReadNoSer(FSTObjectInput.java:548 undefined) ~[fst-2.57.jar:?]
at org.nustaq.serialization.FSTObjectInput.readObjectWithHeader(FSTObjectInput.java:374 undefined) ~[fst-2.57.jar:?]
at org.nustaq.serialization.FSTObjectInput.readObjectInternal(FSTObjectInput.java:331 undefined) ~[fst-2.57.jar:?]
at org.nustaq.serialization.FSTObjectInput.readObject(FSTObjectInput.java:311 undefined) ~[fst-2.57.jar:?]
at org.nustaq.serialization.FSTObjectInput.readObject(FSTObjectInput.java:245 undefined) ~[fst-2.57.jar:?]
at x.x.externalization.ExternalizeUtils.readList(ExternalizeUtils.java:237 undefined) ~[x_x_x.jar:?]
at x.x.x.search.result.detail.Holiday.readExternal(Holiday.java:3062 undefined) ~[x_x_x.jar:?]
at org.nustaq.serialization.FSTObjectInput.instantiateAndReadNoSer(FSTObjectInput.java:548 undefined) ~[fst-2.57.jar:?]
at org.nustaq.serialization.FSTObjectInput.readObjectWithHeader(FSTObjectInput.java:374 undefined) ~[fst-2.57.jar:?]
at org.nustaq.serialization.FSTObjectInput.readObjectInternal(FSTObjectInput.java:331 undefined) ~[fst-2.57.jar:?]
at org.nustaq.serialization.FSTObjectInput.readObject(FSTObjectInput.java:311 undefined) ~[fst-2.57.jar:?]
at org.nustaq.serialization.FSTObjectInput.readObject(FSTObjectInput.java:245 undefined) ~[fst-2.57.jar:?]
at x.x.externalization.ExternalizeUtils.readMap(ExternalizeUtils.java:351 undefined) ~[x_x_x.jar:?]
at x.x.externalization.ExternalizeUtils.readHashtable(ExternalizeUtils.java:392 undefined) ~[x_x_x.jar:?]
at x.x.x.search.service.PackageGatewayMemento.readExternal(PackageGatewayMemento.java:186 undefined) ~[X.jar:6.6.3.95]
at org.nustaq.serialization.FSTObjectInput.instantiateAndReadNoSer(FSTObjectInput.java:548 undefined) ~[fst-2.57.jar:?]
at org.nustaq.serialization.FSTObjectInput.readObjectWithHeader(FSTObjectInput.java:374 undefined) ~[fst-2.57.jar:?]
at org.nustaq.serialization.FSTObjectInput.readObjectInternal(FSTObjectInput.java:331 undefined) ~[fst-2.57.jar:?]
at org.nustaq.serialization.FSTObjectInput.readObject(FSTObjectInput.java:311 undefined) ~[fst-2.57.jar:?]
at org.nustaq.serialization.FSTObjectInput.readObject(FSTObjectInput.java:245 undefined) ~[fst-2.57.jar:?]
at x.x.x.search.service.SearchSessionMemento.readExternal(SearchSessionMemento.java:158 undefined) ~[X.jar:6.6.3.95]
at org.nustaq.serialization.FSTObjectInput.instantiateAndReadNoSer(FSTObjectInput.java:548 undefined) ~[fst-2.57.jar:?]
at org.nustaq.serialization.FSTObjectInput.readObjectWithHeader(FSTObjectInput.java:374 undefined) ~[fst-2.57.jar:?]
at org.nustaq.serialization.FSTObjectInput.readObjectInternal(FSTObjectInput.java:331 undefined) ~[fst-2.57.jar:?]
at org.nustaq.serialization.FSTObjectInput.readObject(FSTObjectInput.java:311 undefined) ~[fst-2.57.jar:?]
at org.nustaq.serialization.FSTObjectInput.readObject(FSTObjectInput.java:245 undefined) ~[fst-2.57.jar:?]
at org.redisson.codec.FstCodec$1.decode(FstCodec.java:250 undefined) ~[redisson-3.15.2.jar:3.15.2]
at org.redisson.client.handler.CommandDecoder.decode(CommandDecoder.java:358 undefined) ~[redisson-3.15.2.jar:3.15.2]
at org.redisson.client.handler.CommandDecoder.decodeCommand(CommandDecoder.java:177 undefined) ~[redisson-3.15.2.jar:3.15.2]
at org.redisson.client.handler.CommandDecoder.decode(CommandDecoder.java:116 undefined) ~[redisson-3.15.2.jar:3.15.2]
at org.redisson.client.handler.CommandDecoder.decode(CommandDecoder.java:101 undefined) ~[redisson-3.15.2.jar:3.15.2]
at io.netty.handler.codec.ByteToMessageDecoder.decodeRemovalReentryProtection(ByteToMessageDecoder.java:501 undefined) ~[netty-codec-4.1.51.Final.jar:4.1.51.Final]
at io.netty.handler.codec.ReplayingDecoder.callDecode(ReplayingDecoder.java:366 undefined) ~[netty-codec-4.1.51.Final.jar:4.1.51.Final]
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:276 undefined) ~[netty-codec-4.1.51.Final.jar:4.1.51.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379 undefined) ~[netty-transport-4.1.51.Final.jar:4.1.51.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365 undefined) ~[netty-transport-4.1.51.Final.jar:4.1.51.Final]
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:357 undefined) ~[netty-transport-4.1.51.Final.jar:4.1.51.Final]
at io.netty.handler.ssl.SslHandler.unwrap(SslHandler.java:1526 undefined) ~[netty-handler-4.1.51.Final.jar:4.1.51.Final]
at io.netty.handler.ssl.SslHandler.decodeJdkCompatible(SslHandler.java:1275 undefined) ~[netty-handler-4.1.51.Final.jar:4.1.51.Final]
at io.netty.handler.ssl.SslHandler.decode(SslHandler.java:1322 undefined) ~[netty-handler-4.1.51.Final.jar:4.1.51.Final]
at io.netty.handler.codec.ByteToMessageDecoder.decodeRemovalReentryProtection(ByteToMessageDecoder.java:501 undefined) ~[netty-codec-4.1.51.Final.jar:4.1.51.Final]
at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:440 undefined) ~[netty-codec-4.1.51.Final.jar:4.1.51.Final]
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:276 undefined) ~[netty-codec-4.1.51.Final.jar:4.1.51.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379 undefined) ~[netty-transport-4.1.51.Final.jar:4.1.51.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365 undefined) ~[netty-transport-4.1.51.Final.jar:4.1.51.Final]
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:357 undefined) ~[netty-transport-4.1.51.Final.jar:4.1.51.Final]
at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410 undefined) ~[netty-transport-4.1.51.Final.jar:4.1.51.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379 undefined) ~[netty-transport-4.1.51.Final.jar:4.1.51.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365 undefined) ~[netty-transport-4.1.51.Final.jar:4.1.51.Final]
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919 undefined) ~[netty-transport-4.1.51.Final.jar:4.1.51.Final]
at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:163 undefined) ~[netty-transport-4.1.51.Final.jar:4.1.51.Final]
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:714 undefined) ~[netty-transport-4.1.51.Final.jar:4.1.51.Final]
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:650 undefined) ~[netty-transport-4.1.51.Final.jar:4.1.51.Final]
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:576 undefined) ~[netty-transport-4.1.51.Final.jar:4.1.51.Final]
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493 undefined) ~[netty-transport-4.1.51.Final.jar:4.1.51.Final]
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:989 undefined) ~[netty-common-4.1.51.Final.jar:4.1.51.Final]
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74 undefined) ~[netty-common-4.1.51.Final.jar:4.1.51.Final]
at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30 undefined) ~[netty-common-4.1.51.Final.jar:4.1.51.Final]    

错误也不总是一样的，尝试了很多东西却没有运气， 帮我了解这里发生了什么