zoukankan      html  css  js  c++  java
  • kafka 分区重新分配脚本

    注:
    适用于kafka集群在线扩缩容;分区重新分配

    cat kafka_partition_reassignment.sh

    #!/bin/bash
    KAFKA_BIN="/app/kafka_2.12-2.1.0/bin"
    zk_server="127.0.0.1:2181"
    reassignment_json_file="part.json"
    reassignment_borker_ids="200,201,202,203,204,205,206,207,208" #重新分配分区填写集群brokerID;扩容增加ID;缩容减少ID。
    
    topic_list=`$KAFKA_BIN/kafka-topics.sh --list --zookeeper $zk_server|grep -v __consumer_offsets` # kafka集群所有topic分区分配
    
    #topic_list=$1 #单个topic 分区分配使用该参数
    
    for n in `echo $topic_list`
    do
        cat >move.json <<EOF
    {"topics": [{"topic": "$n"}],
     "version":1
    }
    EOF
        $KAFKA_BIN/kafka-reassign-partitions.sh --zookeeper $zk_server --topics-to-move-json-file move.json  --broker-list  "$reassignment_borker_ids"  --generate|tail -1 >$reassignment_json_file
        $KAFKA_BIN/kafka-reassign-partitions.sh --zookeeper $zk_server --reassignment-json-file $reassignment_json_file --execute
        sleep 10
        for n in `seq 10000`
        do
           process_num=`$KAFKA_BIN/kafka-reassign-partitions.sh --zookeeper $zk_server --reassignment-json-file $reassignment_json_file --verify|awk '{print $NF}'|grep "progress"|wc -l`
           if [ "$process_num" -eq 0 ];then
              break
           else
              $KAFKA_BIN/kafka-reassign-partitions.sh --zookeeper $zk_server --reassignment-json-file $reassignment_json_file --verify
              sleep 10
           fi
         done
    done
    echo "查看进度:$KAFKA_BIN/kafka-reassign-partitions.sh --zookeeper $zk_server --reassignment-json-file $reassignment_json_file --verify"
  • 相关阅读:
    windows基础应用(word)
    Spring-处理自动装配的歧义性
    Spring-Condition设置
    Spring-profile设置
    Spring-导入和混合配置
    Spring-装配Bean
    jQuery-理解事件
    Oracle-批量修改语句及相关知识点
    Oracle中的不等于号
    JavaScript-事件冒泡简介及应用
  • 原文地址:https://www.cnblogs.com/stone1989/p/13201444.html
Copyright © 2011-2022 走看看