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What is Tencent Cloud Elastic MapReduce?

EMR provides the capability to modify the size of your managed Hadoop clusters, either through manual adjustments or automated processes, allowing for alignment with your business requirements and monitoring metrics. The system's architecture distinguishes between storage and computation, enabling you to deactivate a cluster to optimize resource use efficiently. Moreover, EMR comes equipped with hot failover functions for CBS-based nodes, employing a primary/secondary disaster recovery mechanism that permits the secondary node to engage within seconds after a primary node fails, ensuring uninterrupted availability of big data services. The management of metadata for components such as Hive is also structured to accommodate remote disaster recovery alternatives effectively. By separating computation from storage, EMR ensures high data persistence for COS data storage, which is essential for upholding data integrity. Additionally, EMR features a powerful monitoring system that swiftly notifies you of any irregularities within the cluster, thereby fostering stable operational practices. Virtual Private Clouds (VPCs) serve as a valuable tool for network isolation, enhancing your capacity to design network policies for managed Hadoop clusters. This thorough strategy not only promotes efficient resource management but also lays down a strong foundation for disaster recovery and data security, ultimately contributing to a resilient big data infrastructure. With such comprehensive features, EMR stands out as a vital tool for organizations looking to maximize their data processing capabilities while ensuring reliability and security.

What is Apache Knox?

The Knox API Gateway operates as a reverse proxy that prioritizes pluggability in enforcing policies through various providers while also managing backend services by forwarding requests. Its policy enforcement mechanisms cover an extensive array of functionalities, such as authentication, federation, authorization, auditing, request dispatching, host mapping, and content rewriting rules. This enforcement is executed through a series of providers outlined in the topology deployment descriptor associated with each secured Apache Hadoop cluster. Furthermore, the definition of the cluster is detailed within this descriptor, allowing the Knox Gateway to comprehend the cluster's architecture for effective routing and translation between user-facing URLs and the internal operations of the cluster. Each secured Apache Hadoop cluster has its own set of REST APIs, which are recognized by a distinct application context path unique to that cluster. As a result, this framework enables the Knox Gateway to protect multiple clusters at once while offering REST API users a consolidated endpoint for access. This design not only enhances security but also improves efficiency in managing interactions with various clusters, creating a more streamlined experience for users. Additionally, the comprehensive framework ensures that developers can easily customize policy enforcement without compromising the integrity and security of the clusters.

Media

Media

Integrations Supported

Apache Flink
Apache HBase
Apache Hadoop YARN
Apache Hive
Apache Ranger
Apache Solr
Apache Storm
Cloudera
Hadoop
Hue
Tencent Cloud

Integrations Supported

Apache Flink
Apache HBase
Apache Hadoop YARN
Apache Hive
Apache Ranger
Apache Solr
Apache Storm
Cloudera
Hadoop
Hue
Tencent Cloud

API Availability

Has API

API Availability

Has API

Pricing Information

Pricing not provided.
Free Trial Offered?
Free Version

Pricing Information

Pricing not provided.
Free Trial Offered?
Free Version

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Company Facts

Organization Name

Tencent

Date Founded

2013

Company Location

China

Company Website

intl.cloud.tencent.com/product/emr

Company Facts

Organization Name

Apache Software Foundation

Date Founded

1999

Company Location

United States

Company Website

knox.apache.org

Categories and Features

Big Data

Collaboration
Data Blends
Data Cleansing
Data Mining
Data Visualization
Data Warehousing
High Volume Processing
No-Code Sandbox
Predictive Analytics
Templates

Categories and Features

API Management

API Design
API Lifecycle Management
Access Control
Analytics
Dashboard
Developer Portal
Testing Management
Threat Protection
Traffic Control
Version Control

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