elasticsearch-docker 单机版

创建目录

sudo mkdir -p /app/elasticsearch/{config,data,logs,plugins}

sudo chmod -R 777 /app/elasticsearch/data
sudo chmod -R 777 /app/elasticsearch/logs

系统优化

cat >> /etc/sysctl.conf <<EOF

vm.max_map_count=262144
EOF


sysctl -p


vim /etc/security/limits.conf

* soft nofile 65535
* hard nofile 65535

创建配置 elasticsearch.yml

cat config/elasticsearch.yml 


#################################
# 节点
#################################
cluster.name: es-Qkcloud
node.name: es-node-1
# 单节点模式
discovery.type: single-node

#################################
# 网络
#################################
network.host: 0.0.0.0
http.port: 9200
#################################
# 数据
#################################
path.data: /usr/share/elasticsearch/data
path.logs: /usr/share/elasticsearch/logs
#################################
# 安全
#################################
xpack.security.enabled: true
#################################
# 性能
#################################
bootstrap.memory_lock: true
indices.memory.index_buffer_size: 15%
search.default_search_timeout: 30s

action.auto_create_index: true
# 单机无副本
cluster.routing.allocation.disk.threshold_enabled: true
#################################
# 日志
#################################
logger.level: info

创建compose

cat docker-compose.yaml 


services:
  elasticsearch:
    image: docker.elastic.co/elasticsearch/elasticsearch:9.4.3
    container_name: elasticsearch
    restart: unless-stopped
    environment:
      - node.name=es-node-1
      - cluster.name=es-Qkcloud
      - discovery.type=single-node
      # JVM
      - ES_JAVA_OPTS=-Xms6g -Xmx6g
      # 锁定内存
      - bootstrap.memory_lock=true
      # 密码
      - ELASTIC_PASSWORD=${els_pass}
    ulimits:
      memlock:
        soft: -1
        hard: -1
      nofile:
        soft: 65535
        hard: 65535
    ports:
      - "9200:9200"
      - "9300:9300"
    volumes:
      - ./data:/usr/share/elasticsearch/data
      - ./logs:/usr/share/elasticsearch/logs
      - ./config/elasticsearch.yml:/usr/share/elasticsearch/config/elasticsearch.yml
    networks:
      - es-net
networks:
  es-net:
    driver: bridge

单机版索引模板优化参考

curl \
-u elastic:StrongPassword@123 \
-X PUT http://127.0.0.1:9200/_index_template/default \
-H "Content-Type: application/json" \
-d '
{
 "index_patterns":["*"],
 "template":{
   "settings":{
     "index.merge.scheduler.max_thread_count":1,
     "number_of_replicas":0,
     "refresh_interval":"30s"
   }
 }
}
'