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Recent questions
see all- I came across an issue trying to read form S3 lake and write to final destination as RDS. Is the situation still the same like before, i can't use source as athena reading form S3 & profile as RDS? mu...
- Is there any SLA or expected wait for basic support in billing questions? I opened a case due to an unexpectedly high cost related to Quicksight and after 8 days the case remains unassigned.
- Hi, I'm working on a Spark Scala App that reads Delta Lake (with CDF) tables directly from S3 (not catalog registred) and writes a parquet table. The productive process is being executed on EMR 6.11 ...
- Hi, I am trying to integrate Athena with iceberg tables created by my ingestion pipeline in Glue 5.1. I am encountering INTERNAL_ERROR_QUERY_ENGINE error and no matter what i try this error would no...
- After a cluster was patched to **1.0.377293 (Patch 203)** last week, any session that leaves a partially-consumed result set open is terminated after almost exactly **300 seconds**: ``` org.postgresq...
- Category/Tags: Amazon QuickSight, Amazon Quick --- TITLE --- READER role cannot see Export toolbar icon (Print / Generate PDF) on interactive dashboards despite no custom permission restrictions at a...
- Domain: ap-northeast-1, VPC-only, single m7g.large.search data node, OpenSearch 2.5, service software OpenSearch_2_5_R20260626. (I can share the account ID and domain name through any official channel...
- For a few days, materialized views were visible as tables in the objects tree in Redshift Query Editor v2, as in other external editors such as DBeaver. This is helpful because it allows to see the co...
- Hi Community, I'm facing an issue with my Amazon OpenSearch Service domain where the engine version upgrade has been stuck at 40% for an extended period. Domain Details: Domain Name: prod-elk-2-sea...
- hi, i have a created a policy retrieval chat system out of open search index. my query is returning the documents and sometimes llm is generating ' i dont know answer' but to the same question in anot...
- I've set up the CloudWatch Logs → S3 Tables integration (`CreateS3TableIntegration` + `AssociateSourceToS3TableIntegration`) to export a Lambda application's logs into a managed S3 Table for querying ...
- I want to provide permissions to users for a group and subgroups under each group. For example if i have a schema A and would like to define sub schemas like Schema a.1, a.2 and give permissions indep...
- We are trying to change the workgroup name in a redshift cluster but there is no option to rename a workgorup and the only option is to delete and recreate with the new name. But the issue is we have ...
- When trying to run queries in Athena for a table, I'm getting this error: COLUMN_NOT_FOUND: Column *didn't include column name* cannot be resolved or requester is not authorized to access requested re...
- We have an Amazon OpenSearch Service domain in **eu-west-1** that has been stuck in a Blue/Green deployment since **July 16, 2026** after changing the **data node instance type**. The AWS Console has...
- Dear AWS Support Team, I recently created a new free tier AWS account, but it appears my account verification is still incomplete I think. As a result, I'm unable to use certain AWS services. For ex...
- I'm trying to use an OpenSearch Serverless NextGen collection group (for scale-to-zero cost savings) as the vector store behind an Amazon Bedrock Knowledge Base, in eu-west-2. ...
- We have a Bedrock Knowledge Base ingestion job that has been stuck in the STOPPING state for over 7 days, and it is blocking all new ingestion jobs on the data source. We're looking for a way to clear...
Recent Knowledge Center content
see allRecent articles
see allN_AgarwalEXPERT
published a day ago0 votes33 views
A common misconception in multi-region architectures: "I have Aurora Global Database replicating to a secondary region — I'm protected from data loss." **This is false for one critical threat class: d...N_AgarwalEXPERT
published a day ago0 votes28 views
You've deployed an Aurora Global Database across two regions for disaster recovery. But when an actual impairment occurs, how do you know your secondary cluster is ready to take over? If replication l...Hyangmok BaekSUPPORT ENGINEER
published a day ago0 votes27 views
Cluster sizing for MSK Express brokers is usually calculated from the official per-broker throughput quotas. But workloads that use Kafka transactions hit a different bottleneck - commit processing - ...Snehali MitraEXPERT
published a day ago1 votes36 views
Row-Level Security is one of the most frequently asked-about features in Amazon QuickSight. This article consolidates the key concepts, documents the most common failure scenarios (and how to fix them...Hyangmok BaekSUPPORT ENGINEER
published 6 days ago0 votes63 views
Express brokers offer up to 3x throughput per broker, 20x faster scaling, and no storage management. But if you operate them the way you operate Standard brokers, you will run into unexpected behavior...Hyangmok BaekSUPPORT ENGINEER
published 8 days ago1 votes69 views
When consumer lag spikes, the usual reaction is to add consumers or partitions. But when lag piles up on a single partition, scaling out does not help and can even make things worse: the cause is not ...Hyangmok BaekSUPPORT ENGINEER
published 8 days ago1 votes71 views
When a consumer gets stuck on a problematic message, a common reaction is to delete that message from the topic. However, after running kafka-delete-records.sh, the consumer lag number stays exactly t...Lucky IkaniSUPPORT ENGINEER
published 9 days ago2 votes234 views
I want to use AWS CloudTrail to determine what configuration changes were made to my AWS Transit Gateway, such as route modifications, attachment changes, or propagation updates.Fernandes Costa, JorgeEXPERT
published 10 days ago0 votes79 views
Most media customers deploy MediaLive with default ABR rendition ladders without visibility into which renditions viewers actually consume. This article provides a complete, deployable solution to ana...Jeongho KimSUPPORT ENGINEER
published 11 days ago1 votes61 views
You raise `socket.receive.buffer.bytes` on your Amazon MSK brokers to 1 MiB or 2 MiB, but the TCP send window your producers observe and their throughput stay the same. This article explains why the b...AarthiEXPERT
published 14 days ago0 votes84 views
In this guide, I will provide the EMR cluster configuration and Spark config required to launch it in FTA mode. EMR Spark and Glue Spark are available in FTA and FGAC modes, to work with AWS Lake For...sanjosanEXPERT
published 15 days ago8 votes68 views
This article aims to provide a practical guide for cross account setupNita_SEXPERT
published 16 days ago0 votes115 views
This article provides best practices for designing and operating Amazon Redshift workloads aligned with the AWS Well-Architected Framework. It helps architects and data engineers make informed decisio...AarthiEXPERT
published 17 days ago0 votes127 views
Compare Glue Data Catalog views with Glue Iceberg materialized views, and learn when to use each for governed data sharing, query performance, freshness, and cost.AarthiEXPERT
published 17 days ago0 votes109 views
Amazon EMR and AWS Glue Spark provides two modes for Apache Spark workloads that access tables in the AWS Glue Data Catalog that are governed by AWS Lake Formation. Learn when to use what configuratio...Jeongho KimSUPPORT ENGINEER
published 18 days ago0 votes54 views
For operators who, after receiving an Amazon MSK security patching notification, want to know whether the patch will affect their cluster and whether the schedule can be moved or skipped. It covers ho...KartikEXPERT
published 22 days ago0 votes122 views
AWS DevOps Agent does not currently list Amazon OpenSearch Service as a built-in telemetry connector. This article compares six supported integration patterns—CloudWatch Logs, MCP, remote A2A, webhook...- AWS OFFICIALUpdated a month ago0 votes261 viewsThis article explains how to use Lake Formation tag-based access control (LF-TBAC) to automate permissions management at scale for data mesh architectures.
Recent selections
see allAWS OfficialEXPERT
published 9 months ago0 votes380 views
This spotlight on Amazon OpenSearch Service equips you with the skills and troubleshooting tips to get the most out of a powerful service.AWS OfficialEXPERT
published a year ago0 votes369 views
This spotlight on Amazon Redshift equips you with the skills and troubleshooting tips to get the most out of a powerful service.AWS OfficialEXPERT
published a year ago0 votes456 views
This spotlight on AWS Glue equips you with the skills and troubleshooting tips to get the most out of a data integration service.Henry Fuentes JrEXPERT
published 2 years ago0 votes732 views
This spotlight on Amazon EMR equips you with the skills and troubleshooting tips to get the most out of a cloud big data platform service.Giovanni LauriaEXPERT
published 2 years ago1 votes22.7K views
Harnessing Real-Time Streaming for Scalable Data Processing and Analysis- AWS OFFICIALUpdated 3 years ago0 votes394 viewsThe Cloud Intelligence Dashboards are a series of QuickSight templated dashboards built on AWS native services supported by a dedicated framework for managing access to the data. These dashboards incl...
- AWS OFFICIALUpdated 3 years ago0 votes58 viewsCloud Financial Management (CFM) is a discipline that combines tools, processes, and practices to plan, manage, and optimize cloud costs while letting enterprises innovate and scale to take advantage ...
- AWS OFFICIALUpdated 3 years ago0 votes59 viewsGame developers are embracing industry-wide transformation, with studios pushing the latest technology boundaries and delivering continuously updated gaming experiences that scale to tens of millions ...
secondabhi_aws
EXPERTUri Segev
EXPERTGiovanni Lauria
EXPERTOsvaldo Marte
EXPERTAdeleke Adebowale .J.
EXPERTGonzalo Herreros
EXPERTLeeroy Hannigan
EXPERTAWS-User-alantam
EXPERTIndranil Banerjee AWS
EXPERTTakahito Iwasa
EXPERTMassimilianoAWS
EXPERTFabrizio
EXPERTGunasekaran, Makendran
EXPERTThanniru Anil Kumar
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