flume kudu sink运行一段时间报错: 19/05/05 10:15:56 WARN client.ConnectToCluster: Error receiving a response from: master:7051 org.apache.kudu.client.RecoverableException: [Peer master-master:7051] Connection disconnected at org.apache.kudu.client.TabletClien…

本地运行spark报错 18/12/18 12:56:55 WARN Utils: Service 'sparkDriver' could not bind on port 0. Attempting port 1.18/12/18 12:56:55 WARN Utils: Service 'sparkDriver' could not bind on port 0. Attempting port 1.18/12/18 12:56:55 WARN Utils: Service 'sparkDr…

前言 之前也分享过很多工作中踩坑的经验: 一个线上问题的思考:Eureka注册中心集群如何实现客户端请求负载及故障转移? [原创]经验分享:一个Content-Length引发的血案(almost....) 今天再来分享工作中一个真实的案例: 商品评价列表页,显示每条用户的评价详情,为了保护用户隐私,要求显示用户昵称时只能显示第一位和最后一位,其他的用※代替. 例如输入:,输出:*** 看似一个平淡无奇的需求,我也没有太在意.服务端将用户的评论信息存储到db中,评价列表接口就是将数据库中该商品的…

一 对比 存储空间对比: 查询性能对比: 二 设计方案 将数据拆分为:历史数据(hdfs+parquet+snappy)+ 近期数据(kudu),可以兼具各种优点: 1)整体低于10%的磁盘占用: 2)更少的查询耗时: 3)近期数据实时更新: 4)近期数据可修改: 5)kudu集群重启时间降低90%: 6)impala并行scan:scan kudu + scan hdfs: 三 改造方案 利用视图 create view v_table asselect * from parquet_tabl…

kudu rebalance命令报错 terminate called after throwing an instance of 'std::regex_error' what(): regex_error *** Aborted at 1558779043 (unix time) try "date -d @1558779043" if you are using GNU date *** PC: @ 0x7ff0d6cf9207 __GI_raise *** SIGABRT (@…

从impala中创建kudu表之后,如果想从hive或spark sql直接读取,会报错: Caused by: java.lang.ClassNotFoundException: com.cloudera.kudu.hive.KuduStorageHandler at java.net.URLClassLoader.findClass(URLClassLoader.java:381) at java.lang.ClassLoader.loadClass(ClassLoader.java:424…

spark-2.4.2kudu-1.7.0 开始尝试 1)自己手工将jar加到classpath spark-2.4.2-bin-hadoop2.6+kudu-spark2_2.11-1.7.0-cdh5.16.1.jar # bin/spark-shell scala> val df = spark.read.options(Map("kudu.master" -> "master:7051", "kudu.table" ->…

logstash6.6.0-6.6.2版本使用jdbc input plugin时如果设置了jdbc_default_timezone,会报错: { 2012 rufus-scheduler intercepted an error: 2012 job: 2012 Rufus::Scheduler::CronJob "* * * * *" {} 2012 error: 2012 2012 2012 NoMethodError 2012 undefined method `utc_tot…

hdfs开启kerberos之后,namenode报错,连不上journalnode 2019-03-15 18:54:46,504 WARN org.apache.hadoop.security.UserGroupInformation: PriviledgedActionException as:hdfs/server-03.bj@TEST.COM (auth:KERBEROS) cause:org.apache.hadoop.ipc.RemoteException(javax.securi…

kudu安装后运行不正常,master中找不到任何tserver,查看tserver日志发现有很多报错: Failed to heartbeat to master:7051: Invalid argument: Failed to ping master at master:7051: Client connection negotiation failed: client connection to master:7051: unable to find SASL plugin: PLAIN…