【error: not found: value sqlContext/import sqlContext.implicits._/error: not found: value sqlContext /import sqlContext.sql/Caused by: java.net.ConnectException: Connection refused】的更多相关文章

error: not found: value sqlContext/import sqlContext.implicits._/error: not found: value sqlContext /import sqlContext.sql/Caused by: java.net.ConnectException: Connection refused

1.今天启动启动spark的spark-shell命令的时候报下面的错误,百度了很多,也没解决问题,最后想着是不是没有启动hadoop集群的问题 ,可是之前启动spark-shell命令是不用启动hadoop集群也是可以启动起来的.今天突然报错了. [hadoop@slaver1 spark--bin-hadoop2.]$ bin/spark-shell \ > --master spark://slaver1:7077 \ > --executor-memory 512M \ > --…

WARN Session 0x0 for server null, unexpected error, closing socket connection and attempting reconnect (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused

1.启动kafka的脚本程序报如下所示的错误: [hadoop@slaver1 script_hadoop]$ kafka-start.sh start kafkaServer... [-- ::,] INFO Verifying properties (kafka.utils.VerifiableProperties) [-- ::,] INFO Property broker.id (kafka.utils.VerifiableProperties) [-- ::,] INFO Proper…

运行SparkStreaming的NetworkWordCount实例出错：Error connecting to localhost:9999 java.net.ConnectException: Connection refused 解决办法

一.背景 首先按照Spark的官方文档来运行此实例,具体方法参见这里,当运行命令$ nc -lk 9999开启端口后,再运行命令$ ./bin/run-example streaming.NetworkWordCount localhost 9999,却出现错误"Error connecting to localhost:9999 java.net.ConnectException: Connection refused ",也就是9999端口无法连接. 二.解决办法 (1)首先代码要…

Spark Shell启动时遇到<console>:14: error: not found: value spark import spark.implicits._ <console>:14: error: not found: value spark import spark.sql错误的解决办法（图文详解）

不多说,直接上干货! 最近,开始,进一步学习spark的最新版本.由原来经常使用的spark-1.6.1,现在来使用spark-2.2.0-bin-hadoop2.6.tgz. 前期博客 Spark on YARN模式的安装(spark-1.6.1-bin-hadoop2.6.tgz + hadoop-2.6.0.tar.gz)(master.slave1和slave2)(博主推荐) 这里我,使用的是spark-2.2.0-bin-hadoop2.6.tgz + hadoop-2.6.0.tar…

redis.exceptions.ConnectionError: Error 111 connecting to localhost:6379. Connection refused.

$ pip install redis>>> import redis>>> conn = redis.Redis()>>> conn.keys('*')Traceback (most recent call last): File "/home/henry/.local/lib/python3.5/site-packages/redis/connection.py", line 484, in connect sock = sel…

Caused by: java.sql.BatchUpdateException: Transaction error, need to rollback. errno:1205 Lock wait timeout exceeded; try restarting transaction

更新的时候报 Caused by: java.sql.BatchUpdateException: Transaction error, need to rollback. errno:1205 Lock wait timeout exceeded; try restarting transaction update_time=now() where streaming_no=? 找半天,给streaming_no加上索引就好了 mysql> show index from T_VSOP_CUST…

hive脚本出现Error: java.lang.RuntimeException: Error in configuring object和Caused by: java.lang.IndexOutOfBoundsException: Index: 9, Size: 9

是在reduce阶段报的错误,详细错误信息是 朱传豪 19:04:48 Diagnostic Messages for this Task: Error: java.lang.RuntimeException: Error in configuring object at org.apache.hadoop.util.ReflectionUtils.setJobConf(ReflectionUtils.java:109) at org.apache.hadoop.util.ReflectionU…

error adding symbols: DSO missing from command line collect2: error: ld returned 1 exit status

Windows服务器Azure云编译安装MariaDB教程 www.111cn.net 编辑:future 来源:转载 安装MariaDB数据库最多用于linux系统中了,下文给各位介绍在Windows服务器Azure云编译安装MariaDB教程,希望本文能帮助到各位.   试用1元Windows Azure,带宽都是杠杠的.下面演示下Windows Azure下编译安装LNMP环境,系统环境是Ubuntu 14.04 TLS版 软件版本: 数据库:mariadb-10.0.13 Stable…

android.database.sqlite.SQLiteCantOpenDatabaseException: unknown error(Sqlite code 14): Could not open database,(OS error - 13:Permission denied)

07-24 15:03:14.490 6291-6291/com.tongyan.nanjing.subway E/SQLiteDatabase: Failed to open database '/storage/emulated/0/TYSubway/structure/db/TYSubwayInspcetionNJ.db'. android.database.sqlite.SQLiteCantOpenDatabaseException: unknown error(Sqlite code…

【openstack报错】【metadata问题】‘http://169.254.169.254/2009-04-04/meta-data/instance-id’ failed : url error [[Errno 111] Connection refused]

[时间]2014年2月25日 [平台]ubuntu 12.04.3 openstack havana  with nova-network in multi-host [日志]实例启动时输出的日志内容如下: ... ...- util.py[WARNING]: /120s]: url error [[Errno ] Connection refused] ... - DataSourceEc2.py[CRITICAL]: giving up on md after seconds ... [情景…