CSS - Tricks

MAY 24, 2021

The Case of the 50ms request — Julia Evans put together this interactive puzzle for trying to figure out why a server request is taking longer than it should. Try it on your machine, try it on my machine, see what the server is doing, etc. The post Links on Performance III appeared first on CSS-Tricks.

Performance 40

Performance Website Cache Internet 40

Percona

JUNE 26, 2023

It offers highlights, critical information, links to the full release notes, and direct links to the software or service itself to download. It is the most stable, scalable, and secure open source MySQL distribution, with two download options: one based on Percona Server for MySQL and one based on Percona XtraDB Cluster.

Servers 69

Servers Open Source Scalability Database 69

DZone

MARCH 18, 2021

Cross-Origin Resource Sharing (CORS) is a security mechanism built-in most modern browsers to restrict accessing resources from a server hosted on a different domain. Using CORS techniques, servers can limit the sharing of data to only trusted domains. If the request originates from the same domain, then CORS doesn't come into play.

Azure 255

Azure Website Servers Code 255

The Netflix TechBlog

FEBRUARY 13, 2024

They start a dev server with bootstrapping code to load the component and/or setup code you want, which limits their ability to handle complex enterprise applications that might have OAuth or a complex build pipeline. This approach also unlocks some exciting features: Deep linking to a specific test without needing to run a node test server.

Testing 244

Testing Code Servers Testing Tools 244

Percona

MARCH 13, 2023

It offers highlights, critical information, links to the full release notes, and direct links to the software or service itself to download. Percona Server for MySQL 5.7.41-44 44 On March 2, 2023, Percona Server for MySQL 5.7.41-44 Download Percona Server for MySQL 5.7.41-44 Percona Server for MongoDB 4.2.24-24

Servers 78

Servers Open Source Database Software 78

The Polyglot Developer

AUGUST 13, 2018

That means that there are no databases involved, no server side languages, only HTML, CSS, and JavaScript. I received a request from a subscriber recently around affiliate link generation on a Hugo website and I figured it would be an interesting topic to tackle.

Website 40

Website Programming Database Servers 40

Dynatrace

OCTOBER 25, 2023

James Horseman from [link] and the Randori Attack Team have been credited for the discovery and reporting. To exploit this vulnerability to gain remote code execution (RCE), the following steps have to be taken by the malicious actor: Create a Thrift client to gain unauthenticated access to the Log Insight Thrift server.

Analytics 260

Analytics Operating System Code Servers 260

HammerDB

DECEMBER 14, 2022

In this post, we will do a walk through example of installing and configuring unixODBC and the SQL Server on Linux drivers as well as the HammerDB connection options to enable HammerDB on Linux to be able to connect to SQL Server. bin/odbcinst -d -q [ODBC Driver 17 for SQL Server] [ODBC Driver 18 for SQL Server].

Servers 62

Servers Virtualization Code Testing 62

Percona

JUNE 1, 2023

In this case, we will be analyzing the migration of MariaDB to Percona Server for MySQL 8 in particular. Much has been said about the subject, and several interesting links on the ‘net talk about it. Based on our experience, the safest way to migrate MariaDB to Percona Server for MySQL is logical. Simple, right?

Servers 71

Servers Database Testing Open Source 71

Percona

DECEMBER 5, 2022

There can be an instance of ProxySQL using a lot of memory on the server. This post is related to one of the causes that can use memory on the ProxySQL server and how we handle it. Your MySQL connection id is 1 Server version: 5.5.30 (ProxySQL Admin Module) Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.

Servers 58

Servers Cache C++ Metrics 58

Dynatrace

SEPTEMBER 5, 2023

See all detected databases All databases running on your server instances are autodetected, so you can easily check your database performance statistics and settings. Drill down into further details You can review the availability and performance of high availability replicas and AlwaysOn groups in SQL Server. What’s next?

Database 194

Database Metrics Monitoring Servers 194

Dynatrace

JUNE 5, 2023

With its ability to handle SSL offloading, distribute traffic across multiple servers, and provide security features like DDoS protection, application firewall, and SSL VPN, organizations of all sizes rely on F5 BIG-IP LTM to improve application performance, availability, and security.

Traffic 187

Traffic Virtualization Metrics Monitoring 187

Dynatrace

APRIL 14, 2022

Further, the report lists Tomcat as the most popular Java application server. Figure 2: Spring Controller that maps the DemoObject to requests received at the server. In particular, CVE-2022-22965 affects applications running on an Apache Tomcat server as a web application archive (WAR) deployment. POST [link].

Java 209

Java Servers Code Open Source 209

SQL Server According to Bob

SEPTEMBER 9, 2019

Previous posts have discussed partitioning, for example, a partitioned memory object [link] and how a latch maintains the desired access (exclusive, shared, …) [link]. The partitioned memory and latch objects protect in-memory structures for short durations and can be sized according to available memory for SQL Server.

Servers 103

Servers Database Scalability Tuning 103

Scalegrid

DECEMBER 14, 2023

On an abstract level, whenever you use MongoClient to connect, send, or receive a request, it internally uses predefined timeout options to decide how long the application will wait for an initial connection establishment or the response from the server for your request.

Java 130

Java Network Servers Database 130

Scalegrid

NOVEMBER 23, 2023

Configure the PostgreSQL hostname by editing configuration files and restarting the server, with secure storage of connection details to enhance security. It represents either an IP address or domain name of the server, where one can find those databases located. Do check your configuration accordingly, however.

Database 130

Database Servers Storage Network 130

Percona

DECEMBER 6, 2023

The PMM Dump performs a logical backup of the performance metrics collected by the PMM Server and imports them into a different PMM Server instance. PMM Dump allows you to share monitoring data collected by your PMM server securely with the Percona Support team. PMM Dump is a command line tool that can be downloaded from [link].

Monitoring 93

Monitoring Metrics Analytics Open Source 93

Scalegrid

JANUARY 3, 2020

Let’s walk through the steps involved in installing and configuring the Prometheus server to store and display the metrics, an exporter (MySQL Exporter in this case) to collect the metrics and relay them to the Prometheus server, and Grafana to create dashboards. Download the Prometheus Archive & Extract the File. cut -d '"' -f 4.

Monitoring 164

Monitoring Metrics Servers Database 164

Dynatrace

MARCH 15, 2024

Syslog is a protocol with clear specifications that require a dedicated syslog server. Without syslog, you’re blind to what happens on your infrastructure While syslog is a common way to gain insights into enterprise infrastructure operations, integrating it with other signals into an observability overview is often a painful experience.

Open Source 193

Open Source Infrastructure Network Government 193

High Scalability

JANUARY 11, 2022

When the server receives a request for an action (post, like etc.) Whose links are most interesting to the user? Generating machine learning based personalized recommendations to discover new people, photos, videos, and stories relevant one’s interest. High Level Design. Architecture. Who is the user a close follower of?

Design 334

Design Media Storage Logistics 334

Scalegrid

FEBRUARY 15, 2024

Each section is crafted to elevate your database’s security protocol, from acquiring the necessary SSL certificates to configuring server and client connections. Preparing SSL Certificates for MongoDB The SSL certificates are necessary for our MongoDB server to establish secure SSL/TLS communications.

Servers 130

Servers Best Practices Government Network 130

DZone

JULY 8, 2022

From the Mozilla Developer Network Web Docs, HTTP 103 Early Hints is the information response status code primarily intended to be used with the Link header to allow the user agent to start preloading resources while the server is still preparing a response.

Google 130

Google Network Code Servers 130

The Netflix TechBlog

FEBRUARY 3, 2021

link] To implement this API, we need to write a data fetcher. link] The Show type is a simple POJO that we would typically generate using the DGS Code Generation plugin for Gradle. link] Full documentation for the framework is available on the DGS Framework github repository. Let’s start with a simple schema.

Open Source 246

Open Source Java Architecture Metrics 246

CSS Wizardry

MAY 31, 2019

It’s not uncommon for developers to link to static assets such as libraries or plugins that are hosted at a public/CDN URL. By linking to assets on this origin, we get CDN-quality delivery, free! Critical assets are far too valuable to leave on someone else’s servers. What Am I Talking About? We get access to a CDN.

Cache 274

Cache Latency Infrastructure Website 274

Percona

FEBRUARY 15, 2023

Previously, I wrote about our Terraform provider to deploy Percona Server for MySQL ( Percona Server for MySQL: Automatic Cloud Deployment With Terraform ) and Percona Monitoring and Management ( Deploying Percona Monitoring and Management (PMM) With Terraform ). resource "percona_ps" "psgr" { count = 1 instance_type = "t3.micro"

Open Source 121

Open Source AWS Scalability Servers 121

Brendan Gregg

FEBRUARY 28, 2023

The video is now on [YouTube]: The slides are [online] and as a [PDF]: first prev next last / permalink/zoom In Q&A I was asked about CXL (compute express link) which was fortunate as I had planned to cover it and then forgot, so the question let me talk about it (although Q&A is missing from the video).

Performance 110

Performance Latency Cache Virtualization 110

Brendan Gregg

JULY 4, 2021

I summarized these topics and more as a plenary conference talk, including my own predictions (as a senior performance engineer) for the future of computing performance, with a focus on back-end servers. Titus, the Netflix container management platform, is now open source,” [link] Apr 2018 - [Cutress 19] Dr.

Performance 140

Performance Latency Hardware Storage 140

Percona

SEPTEMBER 15, 2023

At Percona Managed Services , we manage Percona Server for MySQL , Community MySQL, and MariaDB. In my lab, we have two test nodes; both servers will have Debian 11 and MariaDB10.5.19 In my lab, we have two test nodes; both servers will have Debian 11 and MariaDB10.5.19 mariadb.list.old_1 # [info] MariaDB Server version 10.5.19

Servers 97

Servers C++ Processing Testing 97

SQL Server According to Bob

APRIL 24, 2018

When I joined Microsoft in 1993, I would embark on a 25 year journey working only on Windows laptops and Windows Server computers. Last October we released SQL Server 2017 including support for Linux and Docker Containers. So here in this blog post, I will show you my journey in taking the SQL Server Mac Challenge.

Servers 40

Servers Internet Internet Open Source 40

SQL Server According to Bob

DECEMBER 3, 2019

I have previously tested and blogged about the NTFS, sparse, file system limitation error 665: [link] when running DBCC or using Snapshot databases with SQL Server. This paper details XFS storage format and structures: [link] – Specifically the theoretical limits table section. filefrag -v test.dat.

Servers 45

Servers Systems Storage Database 45

Dynatrace

MAY 17, 2023

When software runs in a monolithic stack on on-site servers, observability is manageable enough. For the HTTP request, we add the request headers we sent, as well as certain details from the response, such as the status code, the length of the response, and server information.

Metrics 174

Metrics Open Source Traffic Cache 174

SQL Server According to Bob

DECEMBER 4, 2019

These documents seem to keep moving so providing the SQL Server I/O Basics Chapter #1 and Chapter #2 here as another source. SQL Server I/O Basics Chapter #1: [link] SQL Server I/O Basics Chapter #2: [link]. Bob Dorr.

Servers 40

Servers 40

Dynatrace

MAY 13, 2021

The world service uses the custom web server? instead of the built-in Spring Boot server) to provide featured countries and connects a PostgreSQL database. As mentioned above, the WorldAtlas sample application uses the custom web server? Server-side service monitoring? >? Nano HTTPD ?(instead Are you new to Dynatrace?

Java 153

Java Analytics Metrics Database 153

Percona

SEPTEMBER 19, 2023

This issue most often occurs when there is significant MySQL server activity during the backup operation, and the redo log file storage media operates faster than the backup storage media. Enabling redo log archiving on the server requires setting a value for the innodb_redo_log_archive_dirs system variable. Press ^C to stop.

C++ 101

C++ Servers Storage Speed 101

SQL Server According to Bob

JANUARY 25, 2020

SQL Server BDC Hints and Tips:​​ Changing Grafana/Kibana​​ Display Time Zone The Grafana and Kibana interfaces default to the ​​ local browser​​ tim e zone ​​ on ​​ a ​​ SQL Server BDC cluster.

Servers 40

Servers Metrics 40

Percona

DECEMBER 4, 2023

It offers highlights, critical information, links to the full release notes, and direct links to the software or service itself to download. It is the most stable, scalable, and secure open source MySQL distribution based on Percona Server for MySQL. Find more information in the Telemetry on Percona Server for MySQL document.

Open Source 77

Open Source Azure Servers Programming 77

Percona

JUNE 5, 2023

Then, you can apply the code using this docker command on a server running the PMM Docker container (as root or using sudo): docker exec -it pmm-server bash -c 'curl -fsSL [link] | /bin/bash' If you are running PMM via a virtual appliance (OVF or AMI), use SSH to shell into the PMM server and run this command, as root or using sudo: curl -fsSL [link] (..)

Internet 86

Internet Internet C++ Virtualization 86