Gustavo Llermaly

Gustavo Llermaly

Search Consultant

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Articles by Gustavo Llermaly
How big is too big? Elasticsearch sizing best practices
Elasticsearch Labs

How big is too big? Elasticsearch sizing best practices

There’s no hard size limit in Elasticsearch, but there are clear signals you've outgrown your setup. Learn how to size shards, manage node limits, choose storage by tier, and use AutoOps to catch problems before they happen.

Gustavo Llermaly
Monitoring Kibana dashboard views with Elastic Workflows
Elasticsearch Labs

Monitoring Kibana dashboard views with Elastic Workflows

Learn how to use Elastic Workflows to collect Kibana dashboard view metrics every 30 minutes and index them into Elasticsearch, so you can build custom analytics and visualizations on top of your own data.

Gustavo Llermaly
AI agent memory: Creating smart agents with Elasticsearch managed memory
Elasticsearch Labs

AI agent memory: Creating smart agents with Elasticsearch managed memory

Learn how to create smarter and more efficient AI agents by managing memory using Elasticsearch.

Gustavo Llermaly
Using subagents and Elastic Agent Builder to bring business context into code planning
Elasticsearch Labs

Using subagents and Elastic Agent Builder to bring business context into code planning

Learn about subagents, how to ensure they have the right information, and how to create a specialized subagent that connects Claude Code to your Elasticsearch data.

Gustavo Llermaly
Creating an AI agent with n8n and MCP
Elasticsearch Labs

Creating an AI agent with n8n and MCP

Exploring how to build a trend analytics agent with n8n while leveraging the Elasticsearch MCP server.

Gustavo Llermaly
Elastic Open Web Crawler as a code
Elasticsearch Labs

Elastic Open Web Crawler as a code

Learn how to use GitHub Actions to manage Elastic Open Crawler configurations, so every time we push changes to the repository, the changes are automatically applied to the deployed instance of the crawler.

Gustavo Llermaly
RAG without “AG”?
Elasticsearch Labs

RAG without “AG”?

Learn how to leverage semantic search and ELSER to build a visually appealing Q&A experience, without using LLMs.

Gustavo Llermaly
Indexing OneLake data into Elasticsearch - Part II
Elasticsearch Labs

Indexing OneLake data into Elasticsearch - Part II

Second part of a two-part article to index and search OneLake data into Elastic using a Custom connector.

Gustavo Llermaly
Indexing OneLake data into Elasticsearch - Part 1
Elasticsearch Labs

Indexing OneLake data into Elasticsearch - Part 1

Learn to configure OneLake, consume data using Python and index documents in Elasticsearch to then run semantic searches.

Gustavo Llermaly
Elastic Jira connector tutorial part II: Optimization tips
Elasticsearch Labs

Elastic Jira connector tutorial part II: Optimization tips

After connecting Jira to Elasticsearch, we'll now review best practices to escalate this deployment.

Gustavo Llermaly
Elastic Jira connector tutorial part I
Elasticsearch Labs

Elastic Jira connector tutorial part I

Reviewing a use case for the Elastic Jira connector. We'll be indexing our Jira content into Elasticsearch to create a unified data source and do search with Document Level Security.

Gustavo Llermaly
When hybrid search truly shines
Elasticsearch Labs

When hybrid search truly shines

Demonstrating when hybrid search is better than lexical or semantic search on their own.

Gustavo Llermaly
Using Ollama and Go to build a RAG application
Elasticsearch Labs

Using Ollama and Go to build a RAG application

Building a RAG application with Go using Ollama to leverage local models.

Gustavo Llermaly
Using Elastic and Apple's OpenELM models for RAG systems
Elasticsearch Labs

Using Elastic and Apple's OpenELM models for RAG systems

How to deploy and test the Apple's OpenELM models and build a RAG system using Elastic.

Gustavo Llermaly
Late chunking in Elasticsearch with Jina Embeddings v2
Elasticsearch Labs

Late chunking in Elasticsearch with Jina Embeddings v2

Using the Jina Embeddings v2 model in Elasticsearch, implementing late chunking, and exploring the pros and cons of long context embeddings models.

Gustavo Llermaly
Phrase synonyms like a boss with the Elasticsearch synonyms API
Elasticsearch Labs

Phrase synonyms like a boss with the Elasticsearch synonyms API

Learn how to use phrase synonyms with the synonyms API in real scenarios.

Gustavo Llermaly
Federated SharePoint searches with Azure OpenAI Service On your data
Elasticsearch Labs

Federated SharePoint searches with Azure OpenAI Service On your data

Using Azure OpenAI Service on your data with Elastic as vector database.

Gustavo Llermaly
Building a search app with Blazor and Elasticsearch
Elasticsearch Labs

Building a search app with Blazor and Elasticsearch

Learn how to build a search application using Blazor and Elasticsearch, and how to use the Elasticsearch .NET client for hybrid search.

Gustavo Llermaly
Adding AI summaries to your site with Elastic
Elasticsearch Labs

Adding AI summaries to your site with Elastic

How to add an AI summary box along with the search results to enrich your search experience.

Gustavo Llermaly
Phi-3 small models, Elastic & RAG: Creating a smart ordering system
Elasticsearch Labs

Phi-3 small models, Elastic & RAG: Creating a smart ordering system

Deploying Phi-3 models on Azure AI Studio and using them with Elastic Open Inference Service to create a RAG application.

Gustavo Llermaly
Building multilingual RAG with Elastic and Mistral
Elasticsearch Labs

Building multilingual RAG with Elastic and Mistral

Building a multilingual RAG application using Elastic and Mixtral 8x22B model

Gustavo Llermaly
Build a RAG application with Elasticsearch's semantic_text and Amazon Bedrock
Elasticsearch Labs

Build a RAG application with Elasticsearch's semantic_text and Amazon Bedrock

Learn how to build a RAG application using Elasticsearch's semantic_text mapping type and Amazon Bedrock without leaving Elastic.

Gustavo Llermaly