ES命令

记录实际工作中使用的命令以及脚本

• 记录一下ES各个组件版本兼容查询网址

• ES追加启动参数

  设定heapsize
  ES_JAVA_OPTS="-Xms60g -Xmx60g" ./bin/elasticsearch

• 查询ES组件版本兼容

• ES处理大量分片未分配脚本

  #!/bin/bash
  
  for index in $(curl  -s 'http://localhost:9200/_cat/shards' | grep UNASSIGNED | awk '{print $1}' | sort | uniq); do
      for shard in $(curl  -s 'http://localhost:9200/_cat/shards' | grep UNASSIGNED | grep $index | awk '{print $2}' | sort | uniq); do
          echo  $index $shard
  
          curl -XPOST 'localhost:9200/_cluster/reroute' -d "{
              'commands' : [ {
                    'allocate' : {
                        'index' : $index,
                        'shard' : $shard,
                        'node' : 'Master',
                        'allow_primary' : true
                    }
                  }
              ]
          }"
  
          sleep 5
      done
  done

#!bin/sh

NODE="$(hostname)"  
IFS=$'\n'  
for line in $(curl -s 'localhost:9200/_cat/shards' | fgrep UNASSIGNED); do  
  INDEX=$(echo $line | (awk '{print $1}'))  
  SHARD=$(echo $line | (awk '{print $2}'))  
  
  curl -XPOST 'localhost:9200/_cluster/reroute' -d '{  
     "commands": [  
        {  
            "allocate": {  
                "index": "'$INDEX'",  
                "shard": '$SHARD',  
                "node": "'$NODE'",  
                "allow_primary": true  
          }  
        }  
    ]  
  }'
echo $INDEX
echo $SHARD  
done