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Elasticsearch 7.17.0在Linux ARM上实现高效大数据搜索分析

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该版本的文件名后缀为.tar.gz,表示它是一个经过压缩的tar包格式,这种格式在Unix/Linux系统中非常常见,便于在不同操作系统间进行分发和部署。Elasticsearch是由Elastic公司开发的一套开源软件,它能够提供快速、实时的全文搜索功能,并且支持复杂的分析和数据探索需求。它还支持分布式架构,能够在多个服务器节点之间水平扩展,以支持PB级别数据的存储和处理。" Elasticsearch作为一个大数据分析工具,具有以下几个核心特点和知识点: 1. 全文搜索能力:Elasticsearch内置了强大的全文搜索引擎,支持多种语言的全文搜索,并能自动处理大小写、变音符号、复数形式等。它通过使用Apache Lucene这个Java库作为底层搜索引擎,提供快速的搜索响应时间。 2. 分布式特性:Elasticsearch天然支持分布式架构,允许将数据索引分散到多个服务器节点中,形成一个集群。这样不仅提高了数据的存储容量,还增加了系统的处理能力和可用性。 3. 实时性:Elasticsearch能够几乎实时地对数据进行索引和搜索,这意味着用户在将数据添加到Elasticsearch后不久便可以检索到。这对于需要即时数据分析的应用场景非常关键。 4. 复杂数据分析:除了基本的搜索功能外,Elasticsearch还支持复杂的数据分析,比如聚合分析(Aggregations)功能,允许用户进行分组、排序、统计等操作。 5. 扩展性和灵活性:Elasticsearch提供了丰富的RESTful API,便于开发者进行定制和集成。它还支持多种插件,用户可以根据需要扩展其功能。 6. 应用场景:Elasticsearch广泛应用于日志数据分析、应用搜索、电子商务的商品搜索、社交网络的数据分析等多个领域。 7. 版本兼容性:压缩包的名称“elasticsearch-7.17.0”表明这是Elasticsearch的7.17.0版本。版本号通常用来标记软件的特定状态,比如功能更新、安全修复或者性能优化。了解特定版本的特性对于维护和升级至关重要。 8. 硬件支持:由于Linux x86_64是通用的服务器架构,aarch64针对的是基于Arm芯片的硬件。对于某些特定的服务器或者设备,比如树莓派、某些嵌入式设备等,使用Arm版本的Elasticsearch可能是必要的,这样可以保证软件的兼容性和性能。 综上所述,Elasticsearch是一个在大数据环境下能够提供高性能全文搜索和复杂数据分析的工具。通过使用这个软件,开发人员和数据分析师可以构建复杂的搜索功能和数据分析解决方案,以支持各种业务需求。特别是考虑到它对Arm架构的支持,Elasticsearch为基于这种芯片的设备提供了一种有效的数据分析途径。在使用过程中,开发者需要考虑Elasticsearch的分布式特性以及如何根据自己的需求选择正确的版本和配置,以确保系统的稳定性和性能。

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{"type":"log","@timestamp":"2025-06-24T14:50:24+08:00","tags":["info","plugins-system","standard"],"pid":479830,"message":"Stopping all plugins."} {"type":"log","@timestamp":"2025-06-24T14:50:36+08:00","tags":["info","plugins-service"],"pid":482777,"message":"Plugin \"metricsEntities\" is disabled."} {"type":"log","@timestamp":"2025-06-24T14:50:36+08:00","tags":["info","http","server","Preboot"],"pid":482777,"message":"http server running at http://0.0.0.0:5601"} {"type":"log","@timestamp":"2025-06-24T14:50:36+08:00","tags":["warning","config","deprecation"],"pid":482777,"message":"“logging.dest”已过时,将在 8.0 中移除。要设置目标前移,可以在日志记录配置中使用“console”追加器,或定义定制追加器。"} {"type":"log","@timestamp":"2025-06-24T14:50:36+08:00","tags":["warning","config","deprecation"],"pid":482777,"message":"Starting in 8.0, the Kibana logging format will be changing. This may affect you if you are doing any special handling of your Kibana logs, such as ingesting logs into Elasticsearch for further analysis. If you are using the new logging configuration, you are already receiving logs in both old and new formats, and the old format will simply be going away. If you are not yet using the new logging configuration, the log format will change upon upgrade to 8.0. Beginning in 8.0, the format of JSON logs will be ECS-compatible JSON, and the default pattern log format will be configurable with our new logging system. Please refer to the documentation for more information about the new logging format."} {"type":"log","@timestamp":"2025-06-24T14:50:36+08:00","tags":["warning","config","deprecation"],"pid":482777,"message":"The default mechanism for Reporting privileges will work differently in future versions, which will affect the behavior of this cluster. Set \"xpack.reporting.roles.enabled\" to \"false\" to adopt the future behavior before upgrading."} {"type":"log","@timestamp":"2025-06-24T14:50:36+08:00","tags":["warning","config","deprecation"],"pid":482777,"message":"从 8.0 开始,用户会话将在处于非活动状态 8 小时后自动超时。覆盖此值以更改超时。"} {"type":"log","@timestamp":"2025-06-24T14:50:36+08:00","tags":["warning","config","deprecation"],"pid":482777,"message":"从 8.0 开始,将在 30 天后自动要求用户重新登录。覆盖此值以更改超时。"} {"type":"log","@timestamp":"2025-06-24T14:50:37+08:00","tags":["info","plugins-system","standard"],"pid":482777,"message":"Setting up [113] plugins: [translations,licensing,globalSearch,globalSearchProviders,features,licenseApiGuard,code,usageCollection,xpackLegacy,taskManager,telemetryCollectionManager,telemetryCollectionXpack,kibanaUsageCollection,share,embeddable,uiActionsEnhanced,screenshotMode,banners,telemetry,newsfeed,mapsEms,mapsLegacy,kibanaLegacy,fieldFormats,expressions,dataViews,charts,esUiShared,bfetch,data,savedObjects,presentationUtil,expressionShape,expressionRevealImage,expressionRepeatImage,expressionMetric,expressionImage,customIntegrations,home,searchprofiler,painlessLab,grokdebugger,management,watcher,licenseManagement,advancedSettings,spaces,security,savedObjectsTagging,reporting,canvas,lists,ingestPipelines,fileUpload,encryptedSavedObjects,dataEnhanced,cloud,snapshotRestore,eventLog,actions,alerting,triggersActionsUi,transform,stackAlerts,ruleRegistry,visualizations,visTypeXy,visTypeVislib,visTypeVega,visTypeTimelion,visTypeTagcloud,visTypeTable,visTypePie,visTypeMetric,visTypeMarkdown,tileMap,regionMap,expressionTagcloud,expressionMetricVis,console,graph,fleet,indexManagement,remoteClusters,crossClusterReplication,indexLifecycleManagement,dashboard,maps,dashboardMode,dashboardEnhanced,visualize,visTypeTimeseries,rollup,indexPatternFieldEditor,lens,cases,timelines,discover,osquery,observability,discoverEnhanced,dataVisualizer,ml,uptime,securitySolution,infra,upgradeAssistant,monitoring,logstash,enterpriseSearch,apm,savedObjectsManagement,indexPatternManagement]"} {"type":"log","@timestamp":"2025-06-24T14:50:37+08:00","tags":["info","plugins","taskManager"],"pid":482777,"message":"TaskManager is identified by the Kibana UUID: 77d9d0a0-6e2c-40b8-88ac-fc11ac026f06"} {"type":"log","@timestamp":"2025-06-24T14:50:37+08:00","tags":["warning","plugins","security","config"],"pid":482777,"message":"Generating a random key for xpack.security.encryptionKey. To prevent sessions from being invalidated on restart, please set xpack.security.encryptionKey in the kibana.yml or use the bin/kibana-encryption-keys command."} {"type":"log","@timestamp":"2025-06-24T14:50:37+08:00","tags":["warning","plugins","security","config"],"pid":482777,"message":"Session cookies will be transmitted over insecure connections. This is not recommended."} {"type":"log","@timestamp":"2025-06-24T14:50:37+08:00","tags":["warning","plugins","security","config"],"pid":482777,"message":"Generating a random key for xpack.security.encryptionKey. To prevent sessions from being invalidated on restart, please set xpack.security.encryptionKey in the kibana.yml or use the bin/kibana-encryption-keys command."} {"type":"log","@timestamp":"2025-06-24T14:50:37+08:00","tags":["warning","plugins","security","config"],"pid":482777,"message":"Session cookies will be transmitted over insecure connections. This is not recommended."} {"type":"log","@timestamp":"2025-06-24T14:50:37+08:00","tags":["warning","plugins","reporting","config"],"pid":482777,"message":"为 xpack.reporting.encryptionKey 生成随机密钥。为防止会话在重启时失效,请在 kibana.yml 中设置 xpack.reporting.encryptionKey 或使用 bin/kibana-encryption-keys 命令。"} {"type":"log","@timestamp":"2025-06-24T14:50:37+08:00","tags":["info","plugins","encryptedSavedObjects"],"pid":482777,"message":"Hashed 'xpack.encryptedSavedObjects.encryptionKey' for this instance: BQrB8dUsBGlAaZ1eq5SwFcYUCjFJrtTroWs/ofYlvTs="} {"type":"log","@timestamp":"2025-06-24T14:50:37+08:00","tags":["info","plugins","ruleRegistry"],"pid":482777,"message":"Installing common resources shared between all indices"} {"type":"log","@timestamp":"2025-06-24T14:50:38+08:00","tags":["info","plugins","reporting","config"],"pid":482777,"message":"Chromium 沙盒提供附加保护层,受 Linux Ubuntu OS 支持。自动启用 Chromium 沙盒。"} {"type":"log","@timestamp":"2025-06-24T14:50:38+08:00","tags":["warning","process"],"pid":482777,"message":"Error [ProductNotSupportedSecurityError]: The client is unable to verify that the server is Elasticsearch due to security privileges on the server side. Some functionality may not be compatible if the server is running an unsupported product.\n at /hatech/kibana-7.17.9-linux-aarch64/node_modules/@elastic/elasticsearch/lib/Transport.js:576:19\n at onBody (/hatech/kibana-7.17.9-linux-aarch64/node_modules/@elastic/elasticsearch/lib/Transport.js:369:9)\n at IncomingMessage.onEnd (/hatech/kibana-7.17.9-linux-aarch64/node_modules/@elastic/elasticsearch/lib/Transport.js:291:11)\n at IncomingMessage.emit (node:events:525:35)\n at endReadableNT (node:internal/streams/readable:1358:12)\n at processTicksAndRejections (node:internal/process/task_queues:83:21)"} {"type":"log","@timestamp":"2025-06-24T14:50:38+08:00","tags":["error","elasticsearch-service"],"pid":482777,"message":"Unable to retrieve version information from Elasticsearch nodes. security_exception: [security_exception] Reason: unable to authenticate user [efk] for REST request [/_nodes?filter_path=nodes.*.version%2Cnodes.*.http.publish_address%2Cnodes.*.ip]"} 解决此问题

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