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原创 wind版本elasticdump执行报错 unexpected token ‘ in json at
修改为:json前后没有单引号,以及json内容的双引号的斜杆。
2023-11-14 17:31:55 189
原创 Mybatis-plus 插入数据时,主键id报错,Cause: java.lang.IllegalArgumentException: argument type mismatch
解决: 在实体类的主键id上增加一个注解 @TableId(type = IdType.AUTO)
2023-09-27 19:43:39 271
原创 Python : subprocess-exited-with-error
安装playsound更稳定的版本,先卸掉之前的 pip uninstall playsound,然后执行 pip install playsound==1.2.2。
2023-08-22 10:22:41 545
原创 后台程序 报错内容:java.sql.SQLException: Java heap space
3、JVM启动时,JVM堆会自动设置heap size值,值太小导致;2、是由于mysql单个字段存储的内容过大导致堆内存溢出;1、查询没有通过参数,而是直接查询出所有的记录;
2023-08-17 09:45:48 1709
原创 运行Mapreduce集群时候出现报错:Container exited with a non-zero exit code 1. Error file: prelaunch.err. Last 40
hadoop classpath返回信息
2023-08-06 15:19:26 328 1
原创 JobInitializationException: Could not start the JobMaster
路径文件没找到,补全路径信息。
2023-07-13 07:36:15 803
原创 idea——‘com.central.mapper.FileManagementVoMapper‘ that could not be found
'com.central.mapper.FileManagementVoMapper' that could not be found
2023-02-27 14:05:08 100
原创 idea--- Process finished with exit code 0
idea--- Process finished with exit code 0
2023-02-15 14:02:43 678
原创 hive mysql初始化报错-Unknown system variable ‘tx_isolation‘
hive mysql初始化报错-Unknown system variable 'tx_isolation'
2023-02-09 15:44:01 259
原创 java后台报错cant found font [times New Roman] installed on the system
服务器缺少字体导致报错 cant found font [times New Roman] installed on the system
2022-10-20 18:45:13 1819
原创 Navicat连接mysql——1251-client does not support
Navicat连接mysql——1251-client does not support
2022-10-10 14:42:46 268
原创 gitLab-unicorn[‘port‘] has been deprecated since 13.10 and was removed in 14.0
gitLab-unicorn['port'] has been deprecated since 13.10 and was removed in 14.0
2022-06-27 11:57:20 1309
原创 elasticsearch-内存问题:报错org.elasticsearch.common.breaker.CircuitBreakingException
CircuitBreakingException
2022-06-23 12:43:23 378
原创 Word2003ToHtml——Your file appears not to be a valid OLE2 document
错误提示:org.apache.poi.poifs.filesystem.NotOLE2FileException: Invalid header signature; read 0x7265762D454D494D, expected 0xE11AB1A1E011CFD0 - Your file appears not to be a valid OLE2 document问题原因:(此错误提示并非此一种错误)java代码有word2003(后缀名为doc)和word2007(后缀名doc
2022-05-10 12:40:12 2061
原创 spring-boot-starter-data-elasticsearch_elasticsearch.client.transport.NoNodeAvailableException
报错:elasticsearch.client.transport.NoNodeAvailableException: None of the configured nodes are available环境:服务器:腾讯云的联网服务器,es为docker启动的elasticsearch。java代码:本地idea工程问题描述:docker启动es的时候没有把transport.tcp.port 的 9300 映射出来,导致Java工程连接不到elasticsearch。
2022-05-06 11:53:26 1508
原创 docker—— 报错Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon
解决:执行如下命令将当前用户加入docker用户组:sudo gpasswd -a ${USER} docker然后重启dockersystemctl restart docker
2022-04-11 17:36:17 1132
原创 yarn ——集群节点丢失,重启后也连不上可用节点
解决步骤:查看页面发现可用资源全显示0,下面图片是解决后的。解决步骤,查了很多网上资料,有说关闭yarn.nodemanager.vmem-check-enabled 关闭线程检查内存。试过之后不好使。后来去监控hadoop的log日志tailf hadoop-root-nodemanager-craw-node212.logtailf hadoop-root-resourcemanager-craw-node212.log发现hadoop-root-nodemanager.
2022-04-08 14:34:16 2751
原创 flink on yarn ——报错ResourceLocalizationService: Could not carry out resource dir checks
报错:java.io.FileNotFoundException: File /home/data/software/hadoop-3.2.2/data/tmp/nm-local-dir/filecache does not exist2022-03-29 15:58:07,592 INFO org.apache.hadoop.yarn.server.nodemanager.DirectoryCollection: Directory /home/data/software/hadoop-3.2.
2022-03-29 17:43:38 2275
原创 flink 1.10以上执行程序报错NoClassDefFounderror
是flink的lib下少了包:log4j-slf4j-impl-2.12.1.jarlib依赖包下载地址:链接:https://pan.baidu.com/s/11g531yXyyjl73LRC9ZMhpg提取码:9vvf--来自百度网盘超级会员V7的分享
2022-03-29 17:25:36 1662
原创 flink on yarn ——调节堆内存
报错:OutOfMemoryError: GC overhead limit exceededjava.lang.OutOfMemoryError: GC overhead limit exceeded at java.util.Arrays.copyOfRange(Arrays.java:3664) at java.lang.String.<init>(String.java:207) at java.lang.StringBuilder.toString(StringBuilde
2022-03-21 20:53:20 2541
原创 hdfs——Attempting to operate on hdfs namenode as root 两种解决方式
root用户启动报错:ERROR: Attempting to operate on hdfs namenode as rootERROR: but there is no HDFS_NAMENODE_USER defined. Aborting operation.方式一:---------------------------将start-dfs.sh,stop-dfs.sh两个文件顶部添加以下参数#!/usr/bin/env bashHDFS_DATANODE_USER=root
2022-03-21 13:05:03 508
原创 flink——监控启动脚本报错:/bin/flink: No such file or directory
场景:crontab定时执行脚本内容:#!/bin/bashsource /etc/profile #添加有解决/bin/flink: No such file or directory报错path=/home/jkop/software/flink-1.11.0/publish/arry_list1=("Monitorzip_news_first" "MonitorZip_news_second" "IntranetNewsES_first" "IntranetAttNewsES_
2022-03-19 17:06:09 2323
原创 flink on yarn ——报错:Deployment took more than 60 seconds. Please check if the requested resources are
报错描述,看着似乎是资源不够使用。Deployment took more than 60 seconds. Please check if the requested resources are available in the YARN cluster 解决方案:配置yarn-site.xml <property> <name>yarn.scheduler.minimum-allocation-mb</name>...
2022-03-15 16:45:23 10702
原创 flink——配置理解
flink-conf.yaml# Slot的个数taskmanager.numberOfTaskSlots: 2此配置分两种情况使用:1、在flink单独集群的时候可以配置多些,供整个flink集群使用。2、在flink on yarn 中使用是需要配置不超过服务器的vCores,供每次启动一个job任务时使用。...
2022-03-14 00:02:13 936 1
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