Percona

AUGUST 22, 2023

Estimates vary, but most reports put the average cost of unplanned database downtime at approximately $300,000 to $500,000 per hour, or $5,000 to $8,000 per minute. With so much at stake, database high availability and fault tolerance have become must-have items, but many companies just aren’t certain which one they must have.

Availability 82

Availability Hardware Open Source Database 82

Dynatrace

SEPTEMBER 29, 2021

A standard Docker container can run anywhere, on a personal computer (for example, PC, Mac, Linux), in the cloud, on local servers, and even on edge devices. This opens the door to auto-scalable applications, which effortlessly matches the demands of rapidly growing and varying user traffic. What is Docker? Networking. Observability.

Open Source 298

Open Source Traffic DevOps Cloud 298

Percona

MAY 2, 2023

As a MongoDB user, it’s crucial to ensure that your data is safe and secure in the event of a disaster or system failure. That’s why it’s essential to implement the best practices and strategies for MongoDB database backups. Why are MongoDB database backups important? mongodump --host=mongodb1.example.net

Best Practices 52

Best Practices Database Storage Servers 52

Dynatrace

MAY 17, 2023

Think about items such as general system metrics (for example, CPU utilization, free memory, number of services), the connectivity status, details of our web server, or even more granular in-application tasks like database queries. Let’s click “Apache Web Server apache” now.

Metrics 168

Metrics Monitoring Database Network 168

Scalegrid

AUGUST 22, 2019

Patroni also supports event notification with the help of callbacks, which are scripts triggered by certain actions. On the first node, Patroni initializes the database, obtains the leader lock from DCS, and ensures the node is being run as the master. Supports event notifications via callbacks scripts triggered by certain actions.

Availability 277

Availability Servers Network Open Source 277

Scalegrid

DECEMBER 16, 2019

MongoDB is the #3 open source database and the #1 NoSQL database in the world. It’s a cross-platform document-oriented database that uses JSON-like documents with schema, and is leveraged broadly across startup apps up to enterprise-level businesses developing modern apps. minutes of downtime in one year. MongoDB Replica Sets.

Azure 187

Azure AWS Latency Database 187

Dynatrace

AUGUST 30, 2019

And while these events are a great opportunity for us Dynatracers to share our thoughts with our users, it’s also an amazing opportunity to for us to learn from our users about how they use Dynatrace to optimize digital experiences and digital operations in both the public and private sector. Dynatrace news. APAC Series.

Cache 195

Cache Architecture Database Government 195

Dynatrace

AUGUST 9, 2023

Not only that, teams struggle to correlate events and alerts from a wide range of security tools, need to put them into context, and infer their risk for the business. Falco is an open-source, cloud-native security tool that utilizes the Linux kernel technology  eBPF , to generate fine-grained networking, security, and observability events.

Analytics 192

Analytics AWS Strategy Infrastructure 192

Percona

JULY 7, 2023

Unfortunately, using certain open source database software as part of an HA architecture can present significant challenges. This blog highlights considerations for keeping your own PostgreSQL databases highly available and healthy. The same changes made in the primary database are made in the replicas.

Availability 87

Availability Open Source Architecture Database 87

Percona

DECEMBER 13, 2023

Error logging is a critical aspect of database administration, providing insights into issues, warnings, and errors that may affect the system’s stability and performance. This is particularly beneficial in high-traffic environments where minimizing log noise is crucial for efficient log analysis.

Database 98

Database Open Source Tuning Traffic 98

Scalegrid

AUGUST 30, 2019

Redis , short for Remote Dictionary Server, is a BSD-licensed, open-source in-memory key-value data structure store written in C language by Salvatore Sanfillipo and was first released on May 10, 2009. Depending on how it is configured, Redis can act like a database, a cache or a message broker.

Cache 232

Cache Ecommerce Social Media Database 232

Dynatrace

JULY 21, 2020

Whether you need to make sure that your SQL database is listening on port 1433 even when there is no traffic, that your switch is responding to a ping or that your DNS server is up and running, the more devices you proactively monitor, the quicker you can react to unforeseen events. Platform extensions.

Infrastructure 152

Infrastructure Monitoring Open Source Traffic 152

Percona

SEPTEMBER 12, 2023

If the changes are not made considering the necessary precautions, you may face unwanted outages on the database that can cause serious problems to your business. Another important fact to consider is that having a metadata lock on a highly concurrent table can cause major locking issues in the database and can cause outages.

Database 90

Database Traffic Open Source Monitoring 90

Percona

AUGUST 15, 2023

In this blog post, I provide an in-depth introduction to MySQL Replication, answering what it is, how it works , its benefits and challenges, as well as reviewing some of the MySQL replication concepts that are part of the MySQL environment (and Percona Server for MySQL specifically). Set the server-id to a unique value.

Servers 52

Servers Database Availability Traffic 52

Percona

AUGUST 25, 2023

3311", "receiverStatus": "ON", "receiverThreadState": "Waiting for source to send event", "source": "127.0.0.1:3308" 3308': Can't connect to MySQL server on '127.0.0.1:3308' 3310': Can't connect to MySQL server on '127.0.0.1:3310' 3308': Can't connect to MySQL server on '127.0.0.1:3308' MySQL 127.0.0.1:3308

Traffic 80

Traffic Database C++ Servers 80

SQL Server According to Bob

DECEMBER 18, 2018

SQL Server relies on Forced-Unit-Access (Fua) I/O subsystem capabilities to provide data durability, detailed in the following documents: SQL Server 2000 I/O Basic and SQL Server I/O Basics, Chapter 2. Be sure to deploy SQL Server 2017 CU6 or newer for best data durability and performance results. “. The Back Story.

Servers 90

Servers Media Cache Storage 90

SQL Server According to Bob

JULY 17, 2018

When starting SQL Server on Linux why are there two (2) sqlservr processes? systemctl status mssql-server mssql-server.service – Microsoft SQL Server Database Engine … CGroup: /system.slice/mssql-server.service ??85829 Bob Dorr – Principle SQL Server Software Engineer.

Servers 40

Servers Processing Software Engineering Traffic 40

High Scalability

JUNE 4, 2019

Fun and Informative Events. Advertise your event here! FlexBalancer makes it easy to manage traffic between multiple CDN providers, API’s, Databases or any custom endpoint helping you achieve better performance, ensure the availability of services and reduce vendor costs. Make your job search O (1), not O ( n ).

Java 116

Java Metrics Software Engineering Traffic 116

High Scalability

JUNE 22, 2018

. $40 million : Netflix monthly spend on cloud services; 5% : retention increase can increase profits 25%; 50+% : Facebook's IPv6 traffic from the U.S, Charlie Demerjian : what does Intel have planned for their server roadmap? using them to respond to storage events on s3 or database events or auth events is super easy and powerful.

Internet 113

Internet Internet Scalability Artificial Intelligence 113

Smashing Magazine

AUGUST 3, 2023

It increases our visibility and enables us to draw a steady stream of organic (or “free”) traffic to our site. While paid marketing strategies like Google Ads play a part in our approach as well, enhancing our organic traffic remains a major priority. The higher our organic traffic, the more profitable we become as a company.

Performance 74

Performance Cache Traffic Metrics 74

SQL Server According to Bob

FEBRUARY 10, 2019

. · Failures occur from remote clients or sqlcmd executed directory on the server (/opt/mssql-tools/bin). SQL Server 2017 CU10 does not show behavior. · SQL Server 2017 CU12 exhibits the behavior. Server is a Superdome with lots of CPUs and RAM. Unpredictable when failures occur. · Non-yielding scheduler reports. ·

Servers 40

Servers Network Database Systems 40

IO River

NOVEMBER 15, 2023

In technical terms, network-level firewalls regulate access by blocking or permitting traffic based on predefined rules. They mainly focus on where data is coming from and where it's going.Application-level Firewalls (like WAF): These are like the security checks at the entrance of a special event or building.

Traffic 52

Traffic Network Logistics Architecture 52

The Netflix TechBlog

MARCH 5, 2019

Challenges & Opportunities in the Infra Data Space Security Events Platform for Anomaly Detection How can we develop a complex event processing system to ingest semi-structured data predicated on schema contracts from hundreds of sources and transform it into event streams of structured data for downstream analysis?

Infrastructure 182

Infrastructure Cloud Scalability AWS 182

Dotcom-Montior

MAY 12, 2020

Early web applications involved less on client-side behavior and more server-side for all its navigation, query handling, and updates. A request will be sent from the client-side and an HTTP check waits on the server port to get the message, process it, and then send back the response. Connection closed by the server.

Monitoring 63

Monitoring Entertainment Hardware Latency 63

The Netflix TechBlog

JULY 30, 2019

The Netflix Media Database (NMDB) is one such example. An event handler can be configured on these queues to trigger workflows or tasks to perform specific actions upon the terminal state of the workflow. An event task can create only one message, and a task can wait for only one event.

Lambda 189

Lambda Media Open Source Metrics 189

The Netflix TechBlog

FEBRUARY 18, 2022

To this end, we developed a Rapid Event Notification System (RENO) to support use cases that require server initiated communication with devices in a scalable and extensible manner. In this blog post, we will give an overview of the Rapid Event Notification System at Netflix and share some of the learnings we gained along the way.

Systems 334

Systems Traffic Architecture Mobile 334

SQL Server According to Bob

OCTOBER 24, 2019

I started looking at the output in the connectivity ring buffer and the matching XEvent, error_reported event where error_number = 17830. Unfortunately, the timings were always small and not something the SQL Server engine was doing, instead the client was closing the connection. This was not the pattern. Powershell Script.

Servers 40

Servers Network Software Engineering Traffic 40

IO River

NOVEMBER 2, 2023

In technical terms, network-level firewalls regulate access by blocking or permitting traffic based on predefined rules. They mainly focus on where data is coming from and where it's going.Application-level Firewalls (like WAF): These are like the security checks at the entrance of a special event or building.

Traffic 40

Traffic Network Logistics Architecture 40

ScaleOut Software

JULY 19, 2021

Incoming data is saved into data storage (historian database or log store) for query by operational managers who must attempt to find the highest priority issues that require their attention. The best they can usually do in real-time using general purpose tools is to filter and look for patterns of interest.

IoT 78

IoT Analytics Big Data Architecture 78

All Things Distributed

NOVEMBER 26, 2013

and enable you to maintain a nearly up-to-date copy of your master database in a different AWS Region. Cross Region Read Replicas also enable you to serve read traffic for your global customer base from regions that are nearest to them. Amazon RDS offers a monthly uptime percentage SLA of 99.95% per Multi-AZ database instance.

Cloud 145

Cloud AWS Traffic Latency 145

Percona

AUGUST 17, 2023

Waiting for server restart. Waiting for server restart. 3311", "receiverStatus": "ON", "receiverThreadState": "Waiting for source to send event", "source": "127.0.0.1:3308" Here, we will see some useful information that later on is required to connect to a database or manage the services. NOTE: 127.0.0.1:3309

C++ 80

C++ Availability Processing Database 80

Dotcom-Montior

NOVEMBER 24, 2021

Do you have a database? Do you have a web server? Was the database running? Is the web server running? The last item to check was if the web server was able to talk to the database? The last item to check was if the web server was able to talk to the database? Onto the next project.

Systems 74

Systems Monitoring Hardware Network 74

Smashing Magazine

MAY 12, 2022

CrUX is a cloud-based database into which Real User Measurements (RUM) are collected from live Chrome browser sessions. The origin value is an aggregate of the values of all the pages for that origin, computed as a weighted average based on page traffic. Collecting Core Web Vitals From The Field. — Jason Miller ???

Google 127

Google Performance Website Mobile 127

Smashing Magazine

DECEMBER 23, 2020

The service workers also retrieve the latest data once the server connection is restored. Here’s an example from Google developers of opening a database, adding an object store, and adding an item to this store. You can also specify third-party server files by using rel=”preconnect” and rel=”dns-prefetch.”.

Cache 123

Cache Internet Internet Google 123

Smashing Magazine

OCTOBER 11, 2022

For example, changing our database architecture to be more efficient could save on server costs. Terabyte of wasted traffic. Where sustainability goals align with cost-saving (such as reducing server load), we may be able to measure the impact by the financial savings we’re making. With approx. The difference is approx.

Strategy 123

Strategy Development Energy Website 123

Tech News Gather

JUNE 16, 2023

Choose a robust technology stack that can handle high traffic and accommodate future growth. Database management: Choose a database management system that can handle large amounts of data and ensure efficient retrieval and storage. Scalability and performance optimization are essential for handling increasing user traffic.

Social Media 52

Social Media Tuning Strategy Media 52

Scalegrid

MAY 2, 2019

It comes as no surprise that Python developers commonly leverage MongoDB hosting , the most popular NoSQL database , for their deployments due to its flexible nature and lack of schema requirements. It is also recommended that SSL connections be enabled to encrypt the client-database traffic. Testing Failover Behavior.

Testing 55

Testing Network Database Servers 55