ElasticSearch学习（七）—— 报错

• nested exception is java.lang.NoSuchFieldError: FAIL_ON_SYMBOL_HASH_OVERFLOW
  • jackson版本不匹配
• java.lang.NoSuchFieldError: LUCENE_7_3_1
  • LUCENE版本不匹配
• ERROR StatusLogger Log4j2 could not find a logging implementation. Please add log4j-core to the classpath. Using SimpleLogger to log to the console...
  • 缺少log4j
  • <dependency>
            <groupId>org.apache.logging.log4j</groupId>
            <artifactId>log4j-core</artifactId>
            <version>2.9.1</version>
        </dependency>
• ERROR StatusLogger No log4j2 configuration file found. Using default configuration: logging only errors to the console. Set system property 'log4j2.debug' to show Log4j2 internal initialization logging.
  • 缺少log4j2.xml配置文件
• logstash.outputs.elasticsearch] retrying failed action with response code: 403 ({"type"=>"cluster_block_exception", "reason"=>"blocked by: [FORBIDDEN/12/index read-only / allow delete (api)]
  • 数据存储目录data存储空间不足
    • 磁盘扩容重启es
    • 修改索引设置

      • PUT _settings
            {
                    "index": {
                            "blocks": {
                                    "read_only_allow_delete": "false"
                            }
                    }
            }