# Advent Calendar **URL:** https://discuss.elastic.co/c/elastic-community-ecosystem/advent-calendar/61.md?page=5 [Latest](https://discuss.elastic.co/latest.md) · [Categories](https://discuss.elastic.co/categories.md) · [Tags](https://discuss.elastic.co/tags.md) **Page:** 6 --- ## [Dec 5th, 2021: \[ko\] Elastic Agent, 어떻게 사용하는건가요?](https://discuss.elastic.co/t/dec-5th-2021-ko-elastic-agent/290012)
**Author:** [@JongminKim](https://discuss.elastic.co/u/JongminKim)\ **Replies:** 0\ **Last updated:** [December 5, 2021, 8:00am UTC](https://discuss.elastic.co/t/dec-5th-2021-ko-elastic-agent/290012 "2021-12-05T08:00:17Z")
소문만 무성하고 얼굴을 잘 보여주지 않았던 Elastic Agent 가 7.8 버전에서 드디어 출시가 되었고 GA 가 되었습니다. 그런데 아직 많이들 사용 해 보지 않으셨죠? 그래서, 오늘 한번 Elastic Agent 를 어떻게 사용하는지 한번 살펴보려고 합니다. 예전에는 Elasticsearch 로 데이터 수집을 위해서는 Logstash 그리고 Beats 를 활용했습니다. 물론 지금도… --- ## [Dec 4th, 2021: \[it\] Trucchi e consigli avanzati per Lens](https://discuss.elastic.co/t/dec-4th-2021-it-trucchi-e-consigli-avanzati-per-lens/290689)
**Author:** [@Marco\_Liberati](https://discuss.elastic.co/u/Marco_Liberati)\ **Replies:** 0\ **Last updated:** [December 4, 2021, 8:00am UTC](https://discuss.elastic.co/t/dec-4th-2021-it-trucchi-e-consigli-avanzati-per-lens/290689 "2021-12-04T08:00:26Z")
Questo articolo è disponibile anche in inglese. Lens è uno strumento relativamente nuovo in Kibana, rilasciato in versione stabile meno di un anno fa come strumento universale per visualizzazioni, ma ha già attratto mol… --- ## [Dec 4th, 2021: \[en\] Advanced trick and tips in Lens](https://discuss.elastic.co/t/dec-4th-2021-en-advanced-trick-and-tips-in-lens/289935)
**Author:** [@Marco\_Liberati](https://discuss.elastic.co/u/Marco_Liberati)\ **Replies:** 0\ **Last updated:** [December 4, 2021, 8:00am UTC](https://discuss.elastic.co/t/dec-4th-2021-en-advanced-trick-and-tips-in-lens/289935 "2021-12-04T08:00:26Z")
This article is also available in Italian. Lens is a relatively new tool in Kibana, which went GA less than a year ago as universal visualization editor, and already gained some interest for its advanced features minor … --- ## [Dec 3rd 2021: \[en\] What's new in the Elasticsearch Python client 8.0.0](https://discuss.elastic.co/t/dec-3rd-2021-en-whats-new-in-the-elasticsearch-python-client-8-0-0/289203)
**Author:** [@sethmlarson](https://discuss.elastic.co/u/sethmlarson)\ **Replies:** 0\ **Last updated:** [December 3, 2021, 8:00am UTC](https://discuss.elastic.co/t/dec-3rd-2021-en-whats-new-in-the-elasticsearch-python-client-8-0-0/289203 "2021-12-03T08:00:33Z")
There's an 8.0.0 pre-release out for the Elasticsearch client, fresh off the press! You can give it a try yourself or skip to the "What's new" section to read about all the new features coming in 8.0.0. Getting started S… --- ## [Dec 2nd, 2021: \[en\] Generating document thumbnails - now Open Source on the JVM](https://discuss.elastic.co/t/dec-2nd-2021-en-generating-document-thumbnails-now-open-source-on-the-jvm/288270)
**Author:** [@Sean\_Story](https://discuss.elastic.co/u/Sean_Story)\ **Replies:** 3\ **Last updated:** [December 2, 2021, 3:49pm UTC](https://discuss.elastic.co/t/dec-2nd-2021-en-generating-document-thumbnails-now-open-source-on-the-jvm/288270 "2021-12-02T15:49:43Z")
Generating document thumbnails - now open source on the JVM It's something that I'd always taken for granted. You work with any sort of file system/file browser/search engine and you just expect to see thumbnail images. … --- ## [Dec 1st, 2021: \[en\] The impact of Elasticsearch source filtering on performance](https://discuss.elastic.co/t/dec-1st-2021-en-the-impact-of-elasticsearch-source-filtering-on-performance/289181)
**Author:** [@Quentin\_Pradet](https://discuss.elastic.co/u/Quentin_Pradet)\ **Replies:** 0\ **Last updated:** [December 1, 2021, 8:00am UTC](https://discuss.elastic.co/t/dec-1st-2021-en-the-impact-of-elasticsearch-source-filtering-on-performance/289181 "2021-12-01T08:00:43Z")
:information\_source: Ce billet est aussi disponible en français : Dec 1st, 2021: \[fr\] L'impact du filtrage de champs sur les performances d'Elasticsearch A few years ago, I needed to retrieve many documents from Elastic… --- ## [Dec 1st, 2021: \[fr\] L'impact du filtrage de champs sur les performances d'Elasticsearch](https://discuss.elastic.co/t/dec-1st-2021-fr-limpact-du-filtrage-de-champs-sur-les-performances-delasticsearch/290560)
**Author:** [@Quentin\_Pradet](https://discuss.elastic.co/u/Quentin_Pradet)\ **Replies:** 0\ **Last updated:** [December 1, 2021, 8:00am UTC](https://discuss.elastic.co/t/dec-1st-2021-fr-limpact-du-filtrage-de-champs-sur-les-performances-delasticsearch/290560 "2021-12-01T08:00:43Z")
:information\_source: This post is also available in English: Dec 1st, 2021: \[en\] The impact of Elasticsearch source filtering on performance Il y a quelques années, je voulais récupérer de nombreux documents d'Elasticse… --- ## [Dec 14th, 2020 \[CN\] 如何成为一名 Elastic 认证工程师](https://discuss.elastic.co/t/dec-14th-2020-cn-elastic/257010)
**Author:** [@xiaoguo.liu](https://discuss.elastic.co/u/xiaoguo.liu)\ **Replies:** 2\ **Last updated:** [January 19, 2021, 3:01am UTC](https://discuss.elastic.co/t/dec-14th-2020-cn-elastic/257010 "2021-01-19T03:01:32Z")
Elasticsearch 无疑是是目前世界上最为流行的大数据搜索引擎。世界上很多著名的 IT 公司都是我们的客户。这些客户包括微软，甲骨文，Adobe，Salesforce, Uber，苹果，沃尔玛等等这些跨国公司。在中国也有很多的用户，比如腾讯，阿里，360，滴滴，抖音，美团，联想，CCTV，银行公司，保险公司，电信公司，汽车制造商，手机制造商等等。我们常用到的 github，linkedin，wikipedia 等上面的搜索都是使… --- ## [Dec 16th, 2020: \[FR\] Monitorer les tâches et pipelines Tekton avec Elastic Observability](https://discuss.elastic.co/t/dec-16th-2020-fr-monitorer-les-taches-et-pipelines-tekton-avec-elastic-observability/258847)
**Author:** [@mgreau](https://discuss.elastic.co/u/mgreau)\ **Replies:** 0\ **Last updated:** [January 6, 2021, 8:00am UTC](https://discuss.elastic.co/t/dec-16th-2020-fr-monitorer-les-taches-et-pipelines-tekton-avec-elastic-observability/258847 "2021-01-06T08:00:04Z")
English Version Savez-vous que Elastic a delivre 21 releases en 2020? Chaque fois qu'une version est delivree, ce sont 500+ artifacts publiés dans multiplies emplacements publics (bucket, registres Docker, Maven Centra… --- ## [Dec 19th, 2020: \[EN\] OpenTelemetry in Go Applications using Elastic APM](https://discuss.elastic.co/t/dec-19th-2020-en-opentelemetry-in-go-applications-using-elastic-apm/257279)
**Author:** [@riferrei](https://discuss.elastic.co/u/riferrei)\ **Replies:** 0\ **Last updated:** [December 19, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-19th-2020-en-opentelemetry-in-go-applications-using-elastic-apm/257279 "2020-12-19T08:00:24Z")
Distributed tracing technologies allow developers to virtually glue together disparate services to build a cohesive transaction that can be observed by folks in the operations team. This is super important because the di… --- ## [Dec 25th, 2020 \[EN\] Santa’s Little Helper - Workplace Search](https://discuss.elastic.co/t/dec-25th-2020-en-santa-s-little-helper-workplace-search/256691)
**Author:** [@Sean\_Story](https://discuss.elastic.co/u/Sean_Story)\ **Replies:** 0\ **Last updated:** [December 25, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-25th-2020-en-santa-s-little-helper-workplace-search/256691 "2020-12-25T08:00:13Z")
Santa’s Little Helper - Workplace Search You might have picked up on this from movies: Santa’s operation is pretty high tech. It’s a big job, coordinating a massive workforce of Elves to ensure the timely delivery of… --- ## [Dec 24th, 2020 \[EN\] Create stunning Lens visualizations in Kibana 7.10](https://discuss.elastic.co/t/dec-24th-2020-en-create-stunning-lens-visualizations-in-kibana-7-10/255099)
**Author:** [@rashmi](https://discuss.elastic.co/u/rashmi)\ **Replies:** 0\ **Last updated:** [December 24, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-24th-2020-en-create-stunning-lens-visualizations-in-kibana-7-10/255099 "2020-12-24T08:00:17Z")
\*\*New kid on the block, Kibana Lens\*\* Millions of people already use Kibana for a wide range of purposes, but it was still a challenge for the average business user to quickly learn. Visualization… --- ## [Dec 23rd, 2020: \[EN\] New additions to the keyword family: constant\_keyword and wildcard](https://discuss.elastic.co/t/dec-23rd-2020-en-new-additions-to-the-keyword-family-constant-keyword-and-wildcard/257213)
**Author:** [@Imma](https://discuss.elastic.co/u/Imma)\ **Replies:** 0\ **Last updated:** [December 23, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-23rd-2020-en-new-additions-to-the-keyword-family-constant-keyword-and-wildcard/257213 "2020-12-23T08:00:03Z")
Spanish version We’ve recently introduced two additional keyword types, wildcard and constant\_keyword. In this post, we’ll try to briefly introduce them. The wildcard field is optimized for matching any part of string … --- ## [Dec 23rd, 2020: \[ES\] Nuevas incorporaciones a la familia de tipos keyword: constant\_keyword y wildcard](https://discuss.elastic.co/t/dec-23rd-2020-es-nuevas-incorporaciones-a-la-familia-de-tipos-keyword-constant-keyword-y-wildcard/257209)
**Author:** [@Imma](https://discuss.elastic.co/u/Imma)\ **Replies:** 0\ **Last updated:** [December 23, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-23rd-2020-es-nuevas-incorporaciones-a-la-familia-de-tipos-keyword-constant-keyword-y-wildcard/257209 "2020-12-23T08:00:03Z")
Versión en inglés En este post hablaremos de las recientes incorporaciones a la familia de tipos keyword: wildcard y constant\_keyword. Los campos de tipo wildcard estan optimizados para búsquedas con caracteres comodín… --- ## [Dec 20th, 2020: \[RU\] Разведочный анализ данных с Kibana](https://discuss.elastic.co/t/dec-20th-2020-ru-kibana/258244)
**Author:** [@raya](https://discuss.elastic.co/u/raya)\ **Replies:** 0\ **Last updated:** [December 20, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-20th-2020-ru-kibana/258244 "2020-12-20T08:00:19Z")
English version Специалисты в области визуализации данных часто говорят о двух типах визуализаций: разведочных и объяснительных. В Википедии разведочные визуализации описаны как “анализ основных свойств данных, нахожден… --- ## [Dec 22nd, 2020: \[DE\] Index-Patterns und ihre Tradeoffs für Logs, Metriken und Traces](https://discuss.elastic.co/t/dec-22nd-2020-de-index-patterns-und-ihre-tradeoffs-fur-logs-metriken-und-traces/258155)
**Author:** [@xeraa](https://discuss.elastic.co/u/xeraa)\ **Replies:** 0\ **Last updated:** [December 22, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-22nd-2020-de-index-patterns-und-ihre-tradeoffs-fur-logs-metriken-und-traces/258155 "2020-12-22T08:00:03Z")
Zeitserien-Daten, wie Logs, Metriken und Traces, sind einer der Hauptanwendungsfälle des Elastic Stack. Doch wie strukturiert man diese Daten am besten, um neben performantem Schreiben und Lesen noch andere Anforderungen… --- ## [Dec 21st, 2020: \[EN\] When neither logging nor code tracing is enough: Log Correlation with APM](https://discuss.elastic.co/t/dec-21st-2020-en-when-neither-logging-nor-code-tracing-is-enough-log-correlation-with-apm/258560)
**Author:** [@Emanuil](https://discuss.elastic.co/u/Emanuil)\ **Replies:** 0\ **Last updated:** [December 21, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-21st-2020-en-when-neither-logging-nor-code-tracing-is-enough-log-correlation-with-apm/258560 "2020-12-21T08:00:01Z")
Application Performance Monitoring and logging both provide critical insight into your ecosystem. When paired together for context, they can provide vital clues on how to resolve problems with your applications. This pos… --- ## [Dec 20th, 2020: \[EN\] Exploratory data visualization with Kibana](https://discuss.elastic.co/t/dec-20th-2020-en-exploratory-data-visualization-with-kibana/258243)
**Author:** [@raya](https://discuss.elastic.co/u/raya)\ **Replies:** 0\ **Last updated:** [December 20, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-20th-2020-en-exploratory-data-visualization-with-kibana/258243 "2020-12-20T08:00:19Z")
Русская версия Practitioners in the field of data visualizations distinguish between the explanatory data visualizations (using graphical tools to convey information) from exploratory. To quote Google definitions (the m… --- ## [Dec 7th, 2020: \[EN\] Using Rally as a data import/export tool](https://discuss.elastic.co/t/dec-7th-2020-en-using-rally-as-a-data-import-export-tool/257820)
**Author:** [@Laurent\_Huet](https://discuss.elastic.co/u/Laurent_Huet)\ **Replies:** 1\ **Last updated:** [December 19, 2020, 8:50pm UTC](https://discuss.elastic.co/t/dec-7th-2020-en-using-rally-as-a-data-import-export-tool/257820 "2020-12-19T20:50:51Z")
French version This post will show you how you can use Rally to export data from one cluster to another. The idea is to extract the whole data from one or more indices in a (big) flat file and reuse it later to easily … --- ## [Dec 18th, 2020: \[EN\] Set up searchable snapshots in ECK](https://discuss.elastic.co/t/dec-18th-2020-en-set-up-searchable-snapshots-in-eck/257788)
**Author:** [@idanmo](https://discuss.elastic.co/u/idanmo)\ **Replies:** 0\ **Last updated:** [December 18, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-18th-2020-en-set-up-searchable-snapshots-in-eck/257788 "2020-12-18T08:00:15Z")
Searchable snapshots, recently released as BETA in Elasticsearch 7.10, let you reduce your operating costs by using snapshots for resiliency rather than maintaining replica shards within a cluster. In this blog, we’ll d… --- ## [Dec 17th, 2020: \[KR\] Elastic Cloud 에서 한글 형태소 분석기 사용하기](https://discuss.elastic.co/t/dec-17th-2020-kr-elastic-cloud/258379)
**Author:** [@kimjmin](https://discuss.elastic.co/u/kimjmin)\ **Replies:** 0\ **Last updated:** [December 17, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-17th-2020-kr-elastic-cloud/258379 "2020-12-17T08:00:00Z")
Elasticsearch 에서는 Elastic 에서 공식으로 제공하는 한글 형태소 분석기인 nori 를 사용할 수 있습니다. 한글은 띄어쓰기가 없는 복합어가 대다수이기 때문에 의도하지 않은 대로 분석이 되는 경우가 많아 nori 를 사용하기 위해서는 목적에 맞는 사용자 사전을 등록해야 할 때가 많습니다. nori\_tokenizer 에서는 사용자 사전을 텍스트 파일로 만들어 등록하거나 인덱스… --- ## [Dec 16th, 2020: \[EN\] Monitoring Tekton Tasks and Pipelines with Elastic Observability](https://discuss.elastic.co/t/dec-16th-2020-en-monitoring-tekton-tasks-and-pipelines-with-elastic-observability/257567)
**Author:** [@mgreau](https://discuss.elastic.co/u/mgreau)\ **Replies:** 0\ **Last updated:** [December 16, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-16th-2020-en-monitoring-tekton-tasks-and-pipelines-with-elastic-observability/257567 "2020-12-16T08:00:05Z")
Do you know that Elastic performed 21 releases in 2020? Each time a release is promoted, this is 500+ artifacts published to multiple public places (bucket, Docker registries, Maven Central, Rubygems, and so on) and ava… --- ## [Dec 15th, 2020: \[EN\] Preparing for an Elasticsearch Interview](https://discuss.elastic.co/t/dec-15th-2020-en-preparing-for-an-elasticsearch-interview/258087)
**Author:** [@aravindputrevu](https://discuss.elastic.co/u/aravindputrevu)\ **Replies:** 0\ **Last updated:** [December 15, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-15th-2020-en-preparing-for-an-elasticsearch-interview/258087 "2020-12-15T08:00:07Z")
Elasticsearch is the most popularly used data store for building a Search Engine, Centralized Logging, Observability, or Threat Hunting use cases. That also means Elasticsearch is omnipresent in many organizations. In … --- ## [Dec 13th, 2020: \[EN\] Making it personal: Tailoring content with signed search keys in App Search](https://discuss.elastic.co/t/dec-13th-2020-en-making-it-personal-tailoring-content-with-signed-search-keys-in-app-search/257827)
**Author:** [@orhantoy](https://discuss.elastic.co/u/orhantoy)\ **Replies:** 0\ **Last updated:** [December 13, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-13th-2020-en-making-it-personal-tailoring-content-with-signed-search-keys-in-app-search/257827 "2020-12-13T08:00:05Z")
Signed search keys in Elastic App Search give you more control of a user's search experience. You can tailor the experience to show results you know are more relevant to the specific user while also letting you control w… --- ## [Dec 12th, 2020: \[EN\] Mapping your infrastructure](https://discuss.elastic.co/t/dec-12th-2020-en-mapping-your-infrastructure/257864)
**Author:** [@thomasneirynck](https://discuss.elastic.co/u/thomasneirynck)\ **Replies:** 0\ **Last updated:** [December 12, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-12th-2020-en-mapping-your-infrastructure/257864 "2020-12-12T08:00:04Z")
Also available in Spanish tl;dr; This post shows how you can use the Elastic Stack to map IoT, Security or Observability data. The data that is collected in these use-cases often do not explicitly contain a latitude o… --- ## [Dec 12th, 2020: \[ES\] Tu infraestructura en un mapa](https://discuss.elastic.co/t/dec-12th-2020-es-tu-infraestructura-en-un-mapa/257971)
**Author:** [@jsanz](https://discuss.elastic.co/u/jsanz)\ **Replies:** 0\ **Last updated:** [December 12, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-12th-2020-es-tu-infraestructura-en-un-mapa/257971 "2020-12-12T08:00:04Z")
Este artículo es una traducción de Mapping your infrastructure escrito por Thomas Neirynck. tl;dr; Esta entrada elabora cómo puedes usar el stack de Elastic para representar datos geoespaciales relativos a IoT, Seguri… --- ## [Dec 11th, 2020: \[EN\] This holiday season, learn new Elastic skills for free](https://discuss.elastic.co/t/dec-11th-2020-en-this-holiday-season-learn-new-elastic-skills-for-free/257072)
**Author:** [@pmusa](https://discuss.elastic.co/u/pmusa)\ **Replies:** 2\ **Last updated:** [December 11, 2020, 10:09pm UTC](https://discuss.elastic.co/t/dec-11th-2020-en-this-holiday-season-learn-new-elastic-skills-for-free/257072 "2020-12-11T22:09:09Z")
Elastic has a lot of different products across multiple solutions. We make it as easy as possible for our users to benefit from our solutions, but it is still hard to master so many topics. To address that, Elastic inves… --- ## [Dec 10th, 2020: \[ES\] Las 12 mejores características de Mapas desde GA](https://discuss.elastic.co/t/dec-10th-2020-es-las-12-mejores-caracteristicas-de-mapas-desde-ga/256368)
**Author:** [@jsanz](https://discuss.elastic.co/u/jsanz)\ **Replies:** 0\ **Last updated:** [December 10, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-10th-2020-es-las-12-mejores-caracteristicas-de-mapas-desde-ga/256368 "2020-12-10T08:00:03Z")
Este artículo es una traducción de Top 12 Maps features since going GA de Nathan Reese. Elastic Maps fue lanzado de manera general (lo que en la casa llamamos generally available o GA) con Kibana 7.3. Alcanzar el nive… --- ## [Dec 10th, 2020: \[EN\] Top 12 Maps features since going GA](https://discuss.elastic.co/t/dec-10th-2020-en-top-12-maps-features-since-going-ga/256224)
**Author:** [@Nathan\_Reese](https://discuss.elastic.co/u/Nathan_Reese)\ **Replies:** 0\ **Last updated:** [December 10, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-10th-2020-en-top-12-maps-features-since-going-ga/256224 "2020-12-10T08:00:03Z")
Also available in Spanish Maps was released as generally available (GA) in Kibana 7.3. Reaching production-ready is not the final destination, but just another stop on a long journey. Each Kibana point release include… --- ## [Dec 9th, 2020: \[EN\] Don't let your Christmas tree Rust in a corner](https://discuss.elastic.co/t/dec-9th-2020-en-dont-let-your-christmas-tree-rust-in-a-corner/257377)
**Author:** [@swallez](https://discuss.elastic.co/u/swallez)\ **Replies:** 0\ **Last updated:** [December 9, 2020, 8:00am UTC](https://discuss.elastic.co/t/dec-9th-2020-en-dont-let-your-christmas-tree-rust-in-a-corner/257377 "2020-12-09T08:00:04Z")
Christmas trees are part of what makes this time of the year so unique and brings sparkles in the eyes of children and adults alike. But what do you do with the tree once the party’s over? The best is to make sure it’s r… [Previous page](https://discuss.elastic.co/c/elastic-community-ecosystem/advent-calendar/61.md?page=4) [Next page](https://discuss.elastic.co/c/elastic-community-ecosystem/advent-calendar/61.md?page=6)