Percona

JANUARY 5, 2023

It prints and stores the binary log position of the source server which can be useful to set up new replicas from the source. Further, we noticed that whenever PXB starts taking backups, the replication stops on the backup server. In order to get more insights, I did a simple test and performed the backup using PXB 8.0.27

Database 73

Database Servers Open Source Engineering 73

Dynatrace

AUGUST 18, 2022

In some cases, this meant testing my scripted methodology hundreds of times before deploying to production in order to catch every nuance and condition that could affect the result. Dynatrace’s deterministic AI evaluates multiple conditions of an application server. We’ll see you at AnsibleFest in Chicago , October 18-19, 2022!

Games 293

Games Monitoring Infrastructure DevOps 293

Percona

DECEMBER 2, 2022

It is also unfortunate that PostgreSQL documentation gives an unsafe command string, employing a combination of the test and cp commands as an example: archive_command = 'test ! -f 2022-11-24 11:24:31.330 UTC [2323] ERROR: could not create file "/home/postgres/arch2/archtemp.00000001000000000000007B.2323.1669289071330":

Servers 86

Servers Systems Processing Database 86

SQL Performance

OCTOBER 18, 2022

Before SQL Server 2022, there was a workaround that enabled relying on index order, but besides being quite ugly, it had its cost, and the tradeoff wasn’t always acceptable. SQL Server 2022 introduces new ways to apply time-based grouping using the DATE_BUCKET and DATETRUNC functions.

Servers 144

Servers Code Best Practices Database 144

Percona

DECEMBER 23, 2022

In this blog, we will integrate both of these tools and understand how they can work together to reduce the server load. It can be on a dedicated server or one of the DB hosts. However, it is recommended to use a dedicated server as in case DB goes down, we have a separate server to make the life of the DBAs easier.

Open Source 62

Open Source Servers Database Availability 62

SQL Performance

JULY 13, 2022

To test the performance of the solutions, you’ll need a larger set of sample data. GetNums ( 1 , @numrows ) AS N ; Feel free, of course, to test the performance of the solutions with different data loading parameters if you’d like. The sample row’s order date is 2022-01-11, so the first delimiter is 2022-01-09.

C++ 112

C++ Code Azure Database 112

Percona

DECEMBER 5, 2022

This functionality is available in the free, open source Audit Plugin that is included in Percona Server for MySQL. The prerequisite for installing Percona’s Audit Log Plugin is to first install Percona Server for MySQL. Percona Server for MySQL is a drop-in replacement for MySQL. Commands end with ; or g.

Open Source 68

Open Source C++ Servers Database 68

HammerDB

DECEMBER 1, 2022

In particular, after a running a test it would be ideal to have a repository where we could verify the configuration of the workload that was run, the results and any timing or transaction count data generated to bring all the log output into a central location. . <commandline> This happens for both a schema build and running a test.

Virtualization 57

Virtualization C++ Storage Database 57

Percona

MARCH 17, 2023

2022 was an exciting year for Percona Monitoring and Management (PMM). Planning for resources of a PMM Server host instance can be tricky because the numbers can change depending on the DB instances being monitored by PMM. We have tested PMM version 2.33.0

Monitoring 98

Monitoring Scalability Cache Database 98

Smashing Magazine

NOVEMBER 8, 2021

But then, quickly advances to contextual pricing, juggling complexity of large and frequently updated product catalog, managing continuously running multivariate tests and promotion campaigns, and serving customer-tailored dynamic recommendations. The journey, often, starts “simple” with localization. Large preview ).

Cache 136

Cache Best Practices Strategy Servers 136

Dynatrace

JUNE 15, 2023

If your application runs on servers you manage, either on-premises or on a private cloud, you’re responsible for securing the application as well as the operating system, network infrastructure, and physical hardware. This process can delay deployments or cause developers to skip security testing completely to meet project deadlines.

Cloud 177

Cloud Open Source Architecture Monitoring 177

Brendan Gregg

APRIL 8, 2022

At Netflix, 10% of CPU time somewhere unexpected can be a large costly issue across thousands of server instances. Here's the fixed flame graph: Initial testing showed only a 3% win (can be verified by the flame graphs). mmapsnoop.py]: [link] [flame graph]: /blog/images/2022/cpuflamegraph.tensorflow0-red.svg

Performance 100

Performance Virtualization Code Servers 100

HammerDB

NOVEMBER 30, 2022

Copyright (C) 2003-2022 Steve Shaw. Copyright (C) 2003-2022 Steve Shaw. print(z," VU TEST") . print("TEST SEQUENCE COMPLETE"). Vuser 1:Timing test period of 1 in minutes Vuser 2:RUNNING Vuser 2:Initializing xtprof time profiler Vuser 2:Processing 10000000 transactions with output suppressed. >hammerdbcli py.

Virtualization 44

Virtualization C++ Lambda Monitoring 44

Tim Kadlec

JUNE 21, 2022

HTTP/3 work started in 2012 with Google working on QUIC, adopted by IETF in 2017, RFC’s published in June 2022. No server push! The RSVP problem: HTTP/3 might be blocked on the network or may not be enabled on the server. So the browser will only try HTTP/3 if it’s certain the server supports it. What and Why?

Network 64

Network Mobile Google Cache 64

Dotcom-Montior

MARCH 27, 2022

Any website request initially goes to the DNS server to fetch the IP address of the website and accesses it on the responded address. Even if you try to access the website by directly using the correct IP address of a website, if that IP is blocked by using this technique, you won’t be able to access it (especially in 2022).

Website 82

Website Internet Internet Performance 82

Percona

JANUARY 25, 2023

During our tests, we observed that the above methods helped us identify the active databases; however, we sometimes had to use two or more ways to get the best result. This ensures that the statistics collection doesn’t cause any extra load on the server unless desired. Find the updated timestamp on datadir files.

Database 96

Database C++ Servers Open Source 96

Randon ASCII

JULY 11, 2022

This slowdown may be mitigated in Windows 11 but in the latest Windows Server editions – where it matters most – this bug is alive and well. I’d been testing on a virtual machine in a data center that I had access to, purely because this machine has an internet connection that runs at over 2 Gbps. Server versions should be fine….

Cache 105

Cache Energy Google Processing 105

Percona

AUGUST 17, 2023

Most recently, in StackOverflow’s 2022 Stack Developer Survey , PostgreSQL took a slight lead over MySQL (46.48% to 45.68%) as the most popular database platform among professional developers. Then those tools have to be configured and tested to work together. It all helps ensure the cluster’s peak performance.

Open Source 78

Open Source Healthcare Social Media Database 78

Apica

OCTOBER 17, 2022

All of these aspects of a digital user journey should be tested by a person. There’s nothing wrong with wanting the reassurance of good old-fashioned human-based user acceptance testing (UAT). Indeed, there was a time when applications were vertical stacks of software atop networks and servers wholly owned by the company.

Retail 52

Retail Website Infrastructure Software Architecture 52

The Netflix TechBlog

JUNE 14, 2023

By Jennifer Shin , Tejas Shikhare , Will Emmanuel In 2022, a major change was made to Netflix’s iOS and Android applications. The three strategies we will discuss today are AB Testing , Replay Testing, and Sticky Canaries. A single API team maintained both the Java implementation of the Falcor framework and the API Server.

Traffic 353

Traffic Latency Cache Metrics 353

Percona

DECEMBER 12, 2022

Today’s post includes those releases and updates that have come out since November 28, 2022. On December 1, 2022, we released Percona Distribution for PostgreSQL 12.13. was released on December 8, 2022. Percona Distribution for MySQL 8.0.30 (PS-based variant) was released on November 29, 2022. Take a look!

Open Source 62

Open Source Azure Database Servers 62

Smashing Magazine

MAY 23, 2022

Lesser-Known And Underused CSS Features In 2022. Lesser-Known And Underused CSS Features In 2022. 2022-05-23T09:30:00+00:00. 2022-05-23T15:33:32+00:00. Adrian Bece. This is where contain property comes in. It tells the browser what won’t change in the render cycle, so the browser can safely skip it.

Media 141

Media Tuning Design Website 141

SQL Performance

APRIL 22, 2020

FROM src ; Now, when someone wants to review recent file size change events on any server, they run: SELECT < cols > FROM UtilityDatabase. vwFileSizeChanges ; This view adjusts the trace data (captured in Eastern time on all of our servers) to UTC, and handles DST where appropriate as well. THEN N'SSMS - GUI!'. ( SELECT.

Database 55

Database Servers Availability Monitoring 55

Percona

DECEMBER 27, 2022

Today’s post includes those releases and updates that have come out since December 12, 2022. Percona Monitoring and Management 2.33 (PMM) was released on December 13, 2022. was released on December 19, 2022. Percona Server for MongoDB 4.4.18-18. On December 19, 2022, we released Percona Server for MongoDB 4.4.18-18

Monitoring 52

Monitoring Open Source Database Servers 52

Smashing Magazine

JULY 18, 2022

2022-07-18T11:00:00+00:00. 2022-07-18T18:32:57+00:00. Segmented Rendering is a new pattern for the Jamstack that lets you personalize content statically, without any sort of client-side rendering or per-request Server-Side Rendering. Your server will have to serve witty jokes for each reader. Eric Burel.

Cache 115

Cache Website Energy Servers 115

Enprowess

JANUARY 11, 2022

This prevents bad practices like code duplication and simplifies unit testing by many miles. Server side rendering is a massive boost for Search Engine Optimization (SEO). As one of the top front end framework of 2022, VueJS is adopted by many companies namely Alibaba, Tencent, Baidu, Behance, Xiaomi and others.

Virtualization 64

Virtualization Website Speed Mobile 64

Enprowess

MARCH 10, 2022

According to Statista, Angular and React will be the two most popular front-end frameworks among developers worldwide in 2022. Testing in Angular & React. Server rendering in Angular vs React. In addition, React JavaScript framework uses server-side rendering to give a flexible, performance-oriented solution.

Development 52

Development Google Open Source Servers 52

O'Reilly

JANUARY 16, 2024

ChatGPT was released just over a year ago (at the end of November 2022), and countless people have already written about their experiences using it in all sorts of settings. (I These long solo drives were the perfect opportunity to test out ChatGPT’s voice feature because I couldn’t interact with the app using my hands for safety reasons.

Entertainment 73

Entertainment Internet Internet Design 73

Enprowess

AUGUST 24, 2021

List of best React Libraries in 2022. Not only that, but the React router library also offers stable screen-to-screen transition, server-side rendering, and vivid nesting support. It is typically considered more valuable and straightforward compared to other testing libraries. 20+ Important React Libraries and Frameworks.

Open Source 83

Open Source Mobile Design Code 83

CSS Wizardry

OCTOBER 16, 2023

Concatenating our files on the server: Are we going to send many smaller files, or are we going to send one monolithic file? In one test, I concatenated it all into one big file, and the other had the library split into 12 files. Read the complete test methodology. Compress The above tests were run with Brotli compression 2.

Cache 291

Cache Latency Strategy Speed 291

Percona

DECEMBER 14, 2023

I don’t know, but certainly, the launching of ChatGPT at the end of 2022 sparked a huge hype explosion around that technology throughout this year. Me : OK, so if I want to downgrade my MongoDB standalone server from version 7.0 Bard : Downgrading MongoDB Standalone Server from 7.0 Server: Stop the MongoDB 7.0

Database 86

Database Artificial Intelligence Servers Operating System 86

Smashing Magazine

MAY 16, 2022

Rethinking Server-Timing As A Critical Monitoring Tool. Rethinking Server-Timing As A Critical Monitoring Tool. 2022-05-16T10:00:00+00:00. 2022-05-16T14:04:13+00:00. In the world of HTTP Headers, there is one header that I believe deserves more air-time and that is the Server-Timing header. Setting Server-Timing.

Servers 93

Servers Monitoring Cache Network 93

Percona

MARCH 8, 2023

Your MySQL connection id is 144 Server version: 8.0.29-21 21 Percona Server (GPL), Release 21, Revision c59f87d2854 Copyright (c) 2009-2022 Percona LLC and/or its affiliates Copyright (c) 2000, 2022, Oracle and/or its affiliates. Your MySQL connection id is 144 Server version: 8.0.29-21 Commands end with ; or g.

C++ 93

C++ Database Servers Open Source 93

HammerDB

DECEMBER 14, 2022

The TPC publishes an official Docker image on Docker Hub to enable the rapid deployment and testing of databases with HammerDB. This image includes example scripts to build schemas and test your databases with a single command. Our Linux test system is running a MariaDB 10.10 Our Linux test system is running a MariaDB 10.10

C++ 62

C++ Virtualization Database Benchmarking 62

High Scalability

AUGUST 9, 2018

One of the documents says in no uncertain terms that the company understands they will not be competitive in the server market until AFTER Sapphire Rapids, the 2022 server part. Years later someone tested a tape. AMD has a clear run in Intel’s core market for at least 4 years. turns out nothing had been written.

Internet 21

Internet Internet Scalability Open Source 21

HammerDB

MAY 26, 2022

All of the source code and dependencies in HammerDB are open source right down to the layer above any 3rd party commercial database drivers for Oracle, SQL Server and Db2. The build has been tested on x64 Red Hat 8.X For Db2 either the server or client can be installed, for example v11.5.7_linuxx64_server_dec.tar.gz.

C++ 113

C++ Database Open Source Servers 113

Percona

APRIL 4, 2023

When executing the query, Perl was trying to quote an empty string instead of the bit representation of 0, causing the tool to fail (note this is output from the locally reproduced dummy schema/data): 2022-10-18T14:19:02 0 0 DBD::mysql::st execute failed: Truncated incorrect DOUBLE value: '' [for Statement "DELETE FROM `myd_test`.`gerald`

Open Source 106

Open Source Servers Engineering Scalability 106