Scalegrid

AUGUST 22, 2019

In the final post of this series, we will review the last solution, Patroni by Zalando, and compare all three at the end so you can determine which high availability framework is best for your PostgreSQL hosting deployment. Managing High Availability in PostgreSQL – Part I: PostgreSQL Automatic Failover. Managing High Availability in PostgreSQL – Part II: Replication Manager. Managing High Availability in #PostgreSQL – Part III: Patroni vs. PAF vs. repmgr Click To Tweet.

Availability 183

Availability Open Source Servers Network 183

The Morning Paper

FEBRUARY 25, 2020

Meaningful availability , Hauer et al., > A good availability metric should be meaningful, proportional, and actionable. By "proportional" we mean that a change in the metric should be proportional to the change in user-perceived availability.

Availability 100

Availability Metrics Google Systems 100

Scalegrid

MARCH 12, 2019

Are you deploying PostgreSQL in the cloud and want to understand your options for achieving high availability? In our previous blog post, Managing High Availability in PostgreSQL – Part I , we discussed the capabilities and functioning of PostgreSQL Automatic Failover (PAF) by ClusterLabs. Managing High Availability in #PostgreSQL – Part II: Open Source repmgr Tool Click To Tweet. High Availability Test Scenarios.

Availability 110

Availability Servers Database Open Source 110

High Scalability

APRIL 16, 2019

In this three-part blog series, we introduced a High Availability (HA) Framework for MySQL hosting in Part I, and discussed the details of MySQL semisynchronous replication in Part II. Now in Part III, we review how the framework handles some of the important MySQL failure scenarios and recovers to ensure high availability. The Corosync and Pacemaker framework detects that the master MySQL is no longer available.

Availability 175

Availability Open Source Database Network 175

Scalegrid

JANUARY 8, 2019

In Part I , we introduced a High Availability (HA) framework for MySQL hosting and discussed various components and their functionality. Semisynchronous replication, which is natively available in MySQL, helps the HA framework to ensure data consistency and redundancy for committed transactions. Let’s discuss some of the key MySQL settings used to ensure optimal behavior for high availability and data consistency in our framework.

Availability 109

Availability Tuning Speed Network 109

Dynatrace

JUNE 25, 2020

Dynatrace Managed is intrinsically highly available as it stores three copies of all events, user sessions, and metrics across its cluster nodes. Our Premium High Availability comes with the following features: Active-active deployment model for optimum hardware utilization.

Availability 213

Availability Hardware Network Latency 213

Dynatrace

JUNE 10, 2020

Having been named as a Leader in the 2020 Gartner APM Magic Quadrant for the 10 th consecutive time proves that Dynatrace is the best-of-breed application performance monitoring tool available. This capability eliminates the need for default trigger events for process availability issues.

Infrastructure 153

Infrastructure Availability Processing Engineering 153

SQL Shack

NOVEMBER 19, 2020

In this 37th article for SQL Server Always On Availability Groups, we will explore useful dynamic management views for monitoring availability replicas and databases. Always On Availability Groups Monitoring

Availability 79

Availability Database Monitoring Servers 79

Scalegrid

OCTOBER 2, 2019

It’s crucial for organizations to properly configure their Redis™ deployments for high availability and disaster recovery, as a couple minutes of downtime can be detrimental to a company’s security and reputation.”. ScaleGrid is the only cloud hosting service for Redis™ that allows you to customize your master-slave and cross-datacenter configurations for 100% uptime and availability across 30 different Azure regions. PALO ALTO, Calif.,

Azure 100

Azure Availability Open Source Virtualization 100

Scalegrid

JUNE 9, 2020

PALO ALTO, Calif., June 9, 2020 – ScaleGrid, a leading Database-as-a-Service (DBaaS) provider, has just announced support for their MySQL , PostgreSQL and Redis™ solutions on DigitalOcean.

Availability 143

Availability Benchmarking Open Source Azure 143

SQL Shack

OCTOBER 20, 2020

In this 33rd article of SQL Server Always On Availability Group series, we will use extended events to monitor the availability group. Introduction Database professionals’ primary role is to do proactive monitoring for ensuring system availability.

Availability 90

Availability Monitoring Database Servers 90

Dynatrace

JULY 31, 2020

Dynatrace Managed now available on the Google Cloud Platform. The post Dynatrace Managed now available on all major cloud platforms appeared first on Dynatrace blog. Dynatrace news.

Availability 191

Availability Cloud Azure Google 191

High Scalability

JANUARY 8, 2019

In Part I, we introduced a High Availability (HA) framework for MySQL hosting and discussed various components and their functionality. Now in Part II, we will discuss the details of MySQL semisynchronous replication and the related configuration settings that help us ensure redundancy and consistency of the data in our HA setup.

Availability 172

Availability Storage Engineering 172

SQL Shack

FEBRUARY 8, 2021

In this 41st article for SQL Server Always On Availability Groups, we will explore the session timeout configurations for AG replicas. Prerequisites You should follow articles in the series, SQL Server Always On Availability Groups and prepare the following environment.

Availability 77

Availability Servers 77

SQL Shack

AUGUST 21, 2020

This is the 12th article in the series of SQL Server Always On Availability Groups. Introduction SQL Server 2016 provides a new feature Distributed Availability Group for disaster recovery purposes. AlwaysOn Availability Groups Installation, setup and configuration

Availability 88

Availability Servers 88

Dynatrace

JULY 31, 2020

We’re happy to announce the General Availability of cross-environment dashboarding capabilities (having released this functionality in an Early Adopter release with Dynatrace version 1.172 back in June 2019). Keep the token secret available for the second and final configuration step.

Availability 168

Availability Monitoring Best Practices AWS 168

SQL Shack

JULY 6, 2020

In this article, we will review how to set up multi-subnet Always On Availability groups using AWS EC2 instances and AWS FSx as file share witness. AlwaysOn Availability Groups Clustering High Availability

Availability 74

Availability AWS Servers 74

SQL Shack

JANUARY 21, 2021

In this 40th article on SQL Server Always On Availability Group series, we will discuss logins synchronization between replicas. Introduction SQL Server Always On Availability Groups provides high availability and disaster recovery solution for SQL databases.

Availability 62

Availability Database Servers Monitoring 62

SQL Shack

AUGUST 28, 2020

In this 15th article of SQL Server Always On Availability Groups series, we will cover Transparent Data Encryption (TDE) for AG databases. Always On Availability Groups Transparent Data Encryption (TDE

Availability 81

Availability Virtualization Database Servers 81

SQL Shack

NOVEMBER 16, 2020

Introduction SQL Server Always On Availability Groups gives you the ability to safeguard the SQL databases and implements a solution for high-availability and disaster recovery. Always On Availability Groups Monitoring

Availability 98

Availability Database Monitoring Servers 98

SQL Shack

AUGUST 25, 2020

In the previous article, An overview of distributed SQL Server Always On Availability Groups, we explored the concept of the distributed availability groups in SQL Server always on availability group. It is available from Windows Server 2016 and SQL Server 2017.

Availability 68

Availability Servers 68

SQL Shack

FEBRUARY 28, 2020

In this article, we will discuss a number of interview questions that you could be asked about the SQL Server Always On Availability Groups feature when attending an interview for the SQL Server database administrator role. AlwaysOn Availability Groups SQL interview questions

Availability 84

Availability Database Servers 84

SQL Shack

MAY 27, 2019

In this article, we will explore configuring Read Scale Availability Group that does not require a failover clustering configuration. Introduction SQL Server Always On is a high availability and disaster recovery solution available starting from SQL Server 2012. AlwaysOn Availability Groups High AvailabilityIt helps to scale read-only connections to the secondary replica in a cluster less configuration.

Availability 46

Availability Servers 46

SQL Shack

SEPTEMBER 29, 2020

In this 27th article of the SQL Server Always On Availability Group series, we will discuss various failover modes for AG databases. Always On Availability Groups Installation, setup and configuration

Availability 64

Availability Database Servers 64

SQL Shack

SEPTEMBER 23, 2020

In this 26th article for SQL Server Always On Availability Groups series, we will discuss the process to suspend and resume data movements between AG replicas. Always On Availability Groups

Availability 87

Availability Network Processing Servers 87

InfoQ Articles

JUNE 9, 2021

The PDCA (plan-do-check-act) framework can be used to outline the performance, availability, and monitoring to enable teams to ensure performant and highly available applications.

Availability 60

Availability Infrastructure Performance Testing Systems 60

SQL Shack

NOVEMBER 10, 2020

In this 35th article in SQL Server Always On Availability Groups, we will implement a custom policy for monitoring AG groups. Always On Availability Groups

Availability 82

Availability Monitoring Servers 82

SQL Shack

OCTOBER 12, 2020

It is the 30th article in the SQL Server Always On Availability Groups series and explores column-level SQL Server encryption with AG groups. Always On Availability Groups Security SQL Server 2019

Availability 88

Availability Servers Database 88

SQL Shack

SEPTEMBER 29, 2020

In this 28th article for SQL Server Always On Availability Group series, we explore the high-availability for the SQL Server PolyBase(SSB) external tables using AG groups. Always On Availability Groups PolyBase

Availability 84

Availability Virtualization Database Servers 84

SQL Shack

OCTOBER 13, 2020

In this 31st article of the SQL Server Always On Availability Group series, we will explore how you can use the secondary replica SQL database for your workloads. Always On Availability Groups Transaction log

Availability 80

Availability Database Servers 80

SQL Shack

AUGUST 26, 2020

In this 14th article of SQL Server Always On Availability Group series, we monitor and failover a distributed AG. Introduction We can implement a distributed availability group between multiple independent failover cluster nodes. AlwaysOn Availability Groups

Availability 85

Availability Monitoring Servers 85

Dynatrace

MARCH 31, 2021

Thanks to centralized configuration, near real-time availability of all services, and potential cost optimization, metric streaming is now the future of performance data distribution. Dynatrace news.

Metrics 148

Metrics AWS Availability Lambda 148

Dynatrace

DECEMBER 20, 2019

Availability monitoring —Is my application working 24 x 7? With the latest release of Dynatrace, we’ve made it super easy to start monitoring your application’s availability using synthetic monitors. Just select Monitor availability and you‘re done! Dynatrace news.

Availability 133

Availability Monitoring Performance 133

SQL Shack

SEPTEMBER 16, 2020

In the previous article, Transparent Data Encryption for SQL Server Always On Availability Groups, we discussed enabling TDE for the existing database in AG. Always On Availability Groups Backup and restore Transparent Data Encryption (TDE

Availability 87

Availability Database Servers 87

SQL Shack

MARCH 8, 2021

In the 42nd article for SQL Server Always On Availability Groups, we are going to explore lease timeouts and health checks. Introduction SQL Server Always On Availability Groups provides resilience for high availability and disaster recovery solution in a multi-node architecture.

Availability 67

Availability Architecture Servers Monitoring 67

SQL Shack

SEPTEMBER 8, 2020

In this 20th article for the SQL Server Always On Availability Group series, we will cover the steps to restore an existing availability group database. Always On Availability Groups Backup and restore

Availability 52

Availability Development Testing Database 52

SQL Shack

NOVEMBER 9, 2020

In this 34th article on SQL Server Always On Availability Groups, we will explore policy-based management features for the AG’s. It is available from SQL Server 2008 onwards. Always On Availability Groups

Best Practices 78

Best Practices Availability Database Servers 78

SQL Shack

JULY 13, 2020

In this series for SQL Server Always On availability groups, we are covering end to end configurations for SQL Server 2019 on Windows Server 2016. AlwaysOn Availability Groups Clustering High Availability

Availability 69

Availability Virtualization Network Servers 69

SQL Shack

JULY 14, 2020

This article explores the configuration of Windows failover clusters, storage controllers and quorum configurations for SQL Server Always On Availability Groups. AlwaysOn Availability Groups Clustering High Availability

Availability 69

Availability Storage Servers 69

DZone

JULY 3, 2019

Mule Enterprise Edition supports scalable clustering to provide high availability (HA) for applications. High availability is essential for any organizations interested in protecting their business against the risk of a system outage, loss of transactional data, incomplete data, or message processing errors. For a business interested in being available at all times, HA clustering is a practical solution.

Availability 100

Availability Virtualization Scalability Engineering 100

SQL Shack

DECEMBER 10, 2020

In this 38th article for SQL Server Always On Availability Groups, we will explore Windows PowerShell scripts to configure it. Always On Availability Groups PowerShell

Availability 77

Availability Database Development Servers 77

SQL Shack

AUGUST 13, 2020

This article continues from the series on SQL Server Always On Availability Group. AlwaysOn Availability Groups Installation, setup and configurationThis is the 11th article in this series.

Availability 83

Availability Servers 83

SQL Shack

JULY 13, 2020

In this article, we will configure a SQL Server Always On Availability Group on the Windows Server 2016. Introduction SQL Server Always On Availability Groups offers high availability and disaster recovery solution for mission-critical databases.

Availability 64

Availability Database Servers 64