异常信息：
Caused by: io.lettuce.core.RedisCommandExecutionException: MISCONF Errors writing to the AOF file: No space left on device
at io.lettuce.core.ExceptionFactory.createExecutionException(ExceptionFactory.java:135)
at io.lettuce.core.ExceptionFactory.createExecutionException(ExceptionFactory.java:108)
at io.lettuce.core.protocol.AsyncCommand.completeResult(AsyncCommand.java:120)
at io.lettuce.core.protocol.AsyncCommand.complete(AsyncCommand.java:111)
at io.lettuce.core.protocol.CommandHandler.complete(CommandHandler.java:646)
at io.lettuce.core.protocol.CommandHandler.decode(CommandHandler.java:604)
at io.lettuce.core.protocol.CommandHandler.channelRead(CommandHandler.java:556)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:359)
问题原因就是服务器磁盘空间不足
在根目录下执行：du --max-depth=1 -h 命令，查询每个占用的空间
可以看到home 目录占用的18g，最终查找是nacos的日志占用了15g,清空日志文件，问题解决
由于nacos 的conf目录下的nacos-logback.xml日志配置文件配置的文件总大小很大，该小就可以了