Percona

DECEMBER 26, 2023

This PoC demonstrates how to install and configure pg_stat_monitor in order to extract useful and actionable metrics from a PostgreSQL database and display them on a Grafana dashboard. About the environment Grafana: version 10.0.0 Grafana database backend: Prometheus version 2.15.2+d

Benchmarking 124

Benchmarking Metrics C++ Database 124

The Morning Paper

DECEMBER 5, 2019

Benchmarking spreadsheet systems Rahman et al., construct a set of benchmarks to try and understand what might be going on under the covers in Microsoft Excel, Google Sheets, and LibreOffice Calc. Basic complexity testing. Finally a metric that penalises marketing departments for exaggeration! Rahman et al.

Benchmarking 56

Benchmarking Systems Google Scalability 56

TechBeacon Testing

NOVEMBER 6, 2020

Metrics run the world. Businesses need effective benchmarks to measure success, to see where changes need to be made, and to determine which projects have had the greatest impact. Within individual teams, too, metrics play a vital role in tracking success.

Metrics 82

Metrics Benchmarking Software Software 82

Tasktop

JULY 22, 2021

That’s why I’m so excited to see Flow Metrics added to the latest SAFe iteration. Are they meeting their benchmarks for adoption, are their outcomes improving, are the KPIs different? outlines three core metrics : Outcomes : Are your solutions meeting the needs of customers and business? © Scaled Agile, Inc. Mik Kersten.

Metrics 98

Metrics DevOps Efficiency Benchmarking 98

Percona

NOVEMBER 3, 2023

Leveraging pgbench , which is a benchmarking utility that comes bundled with PostgreSQL, I will put the cluster through its paces by executing a series of DML operations. And now, execute the benchmark: -- execute the following on the coordinator node pgbench -c 20 -j 3 -T 60 -P 3 pgbench The results are not pretty.

Database 107

Database Benchmarking Latency C++ 107

Dynatrace

JUNE 27, 2022

These development and testing practices ensure the performance of critical applications and resources to deliver loyalty-building user experiences. RUM gathers information on a variety of performance metrics. RUM is ideally suited to provide real metrics from real users navigating a site or application.

Best Practices 172

Best Practices Monitoring Wireless Traffic 172

John McCalpin

APRIL 25, 2023

The primary metric for memory bandwidth in multicore processors is that maximum sustained performance when using many cores. This metric is interesting because we don’t always have the luxury of parallelizing every application we run, and our operating systems almost always process each call (e.g., Details in the next blog entry.)

Benchmarking 97

Benchmarking Cache Latency Tuning 97

Speed Curve

OCTOBER 25, 2023

The best way to fight regressions is to create performance budgets on key metrics, and get alerted when they go out of bounds. These charts let even the most non-technical stakeholder easily see the correlation between performance and user engagement and business metrics, such as bounce rate and conversion rate.

Benchmarking 62

Benchmarking Metrics Website Monitoring 62

Smashing Magazine

MARCH 2, 2021

The State Of Mobile And Why Mobile Web Testing Matters. The State Of Mobile And Why Mobile Web Testing Matters. And to ensure the quality of a product, we always need to test — on a number of devices, and in a number of conditions. What’s a representative device to test on in 2021? Driving Business Metrics.

Mobile 133

Mobile Testing Website Benchmarking 133

HammerDB

OCTOBER 18, 2019

HammerDB doesn’t publish competitive database benchmarks, instead we always encourage people to be better informed by running their own. So over at Phoronix some database benchmarks were published showing PostgreSQL 12 Performance With AMD EPYC 7742 vs. Intel Xeon Platinum 8280 Benchmarks . uname -a Linux ubuntu19 5.3.0-rc3-custom

Benchmarking 63

Benchmarking Performance Hardware C++ 63

The Netflix TechBlog

MAY 21, 2019

using RL agents for test case scheduling By: Stanislav Kirdey , Kevin Cureton , Scott Rick , Sankar Ramanathan Introduction Netflix brings delightful customer experiences to homes on a variety of devices that continues to grow each day. Detect a regression in a test case. These problems could be solved in several different ways.

Testing 163

Testing AWS Lambda Network 163

Dynatrace

MAY 5, 2021

Quality gates are benchmarks in the software delivery lifecycle that define specific, measurable, and achievable success criteria a service must meet before moving to the next phase of the software delivery pipeline. According to Six Sigma Daily, poor testing leads to overruns amounting to up to 40% of an operation’s budget.

Benchmarking 179

Benchmarking Latency Speed Software 179

Dynatrace

OCTOBER 2, 2023

Because they’re separate, they allow for faster release cycles, greater scalability, and the flexibility to test new methodologies and technologies. However, the distributed system of a microservices architecture comes with its own cost: increased application complexity and convoluted testing. Migration is time-consuming and involved.

Architecture 228

Architecture Artificial Intelligence Cloud Open Source 228

Smashing Magazine

AUGUST 9, 2022

It can be measured based on real data from users visiting your sites ( field metric ) or in a lab environment ( lab metric ). In fact, several user-centric metrics are used to quantify web vitals. While most of the tools covered below only rely on field metrics, others use a mix of both field and lab metrics.

Performance 130

Performance Benchmarking Website Metrics 130

DZone

FEBRUARY 27, 2021

One, by researching on the Internet; Two, by developing small programs and benchmarking. According to other comparisons [Google for 'Performance of Programming Languages'] spread over the net, they clearly outshine others in all speed benchmarks. Input The input will contain several test cases (not more than 10).

Java 207

Java C++ Benchmarking Programming 207

HammerDB

OCTOBER 18, 2018

An essential part of database performance testing is viewing the statistics generated by the database during the test and in 2009 HammerDB introduced automatic AWR snapshot generation for Oracle for the TPC-C test. With this feature Oracle generates a wealth of performance data that can be reviewed once the test is complete.

Benchmarking 40

Benchmarking Monitoring Performance C++ 40

HammerDB

JANUARY 5, 2019

Some opinions claim that “Benchmarks are meaningless”, “benchmarks are irrelevant” or “benchmarks are nothing like your real applications” However for others “Benchmarks matter,” as they “account for the processing architecture and speed, memory, storage subsystems and the database engine.”

Benchmarking 40

Benchmarking Database Social Media Scalability 40

HammerDB

JUNE 27, 2022

HammerDB is a software application for database benchmarking. Databases are highly sophisticated software, and to design and run a fair benchmark workload is a complex undertaking. The Transaction Processing Performance Council (TPC) was founded to bring standards to database benchmarking, and the history of the TPC can be found here.

Benchmarking 62

Benchmarking Open Source C++ Cache 62

Dynatrace

SEPTEMBER 23, 2021

Many good security tools provide that function, and benchmarks from the Center for Internet Security (CIS) are clear and prescriptive. Four types of tools are commonly used to detect software vulnerabilities: Source-code tests that are used in development environments. Source code tests. Run source code tests.

Open Source 247

Open Source Benchmarking Best Practices Network 247

HammerDB

APRIL 19, 2023

Therefore, before we attempt to measure our database performance, we should know the system or cloud instance to be tested in detail. Benchmarking the target Two of the more popular database benchmarks for MySQL are HammerDB and sysbench. DISK METRICS sysstat_io_nvme0n1_avg_wait_ms 8.32 For storage, FIO is generally used.

Performance 54

Performance Benchmarking Cache Storage 54

HammerDB

MARCH 27, 2023

introduces more lightweight database specific Docker Images, so if you only want to run benchmarks against a specific database you can go from having no benchmarking environment to reviewing your results in as little as 3 commands. How to deploy HammerDB CLI fast with Docker HammerDB v4.7 scripts/tcl/postgres/tprocc/pg_tprocc.sh

Benchmarking 51

Benchmarking Testing Database C++ 51

Speed Curve

DECEMBER 21, 2022

Expanded our test agent locations to bring you even more places to test from worldwide. You can see at a glance: Key metrics like Core Web Vitals and your User Happiness score. Your current competitive benchmarks status. As you may already know, we run full Lighthouse audits on every page you test in synthetic.

Benchmarking 52

Benchmarking Retail Traffic Metrics 52

HammerDB

APRIL 4, 2023

In this example, we already have a PostgreSQL database already running on a system and want to test different combinations of parameters. In this example it is 4 tests with different combinations of shared_buffers and wal_buffers. params.json --logfile test-bench1.log params.json --logfile test-bench1.log

Benchmarking 84

Benchmarking Database Metrics Code 84

Dynatrace

JULY 13, 2021

As organizations aim for faster delivery of value to their customers, the frequency of releases inevitably increases, which introduces risks and uncertainty into production systems—unless automated tests and quality gates can be leveraged to provide confidence. What are quality gates? How the evaluation works.

Cloud 239

Cloud DevOps Benchmarking Speed 239

Speed Curve

FEBRUARY 15, 2021

Web pages are unbelievably complex, and there are hundreds of different metrics available to track. A performance budget is a threshold that you apply to the metrics you care about the most. This is when you run into three important questions: Which metrics should you focus on? Which metrics should you focus on?

Performance 134

Performance Metrics Benchmarking Google 134

Speed Curve

MARCH 7, 2022

How does page bloat affect other metrics, such as Google's Core Web Vitals? These numbers should not be taken as a benchmark for your own site. Google's Core Web Vitals are a set of metrics that are intended to focus on measuring performance from a user-experience perspective. How does page bloat hurt your business?

Mobile 145

Mobile Benchmarking Google Metrics 145

Percona

MARCH 17, 2023

PMM2 uses VictoriaMetrics (VM) as its metrics storage engine. We have tested PMM version 2.33.0 Please note that the focus of these tests was around standard metrics gathering and display, we’ll use a future blog post to benchmark some of the more intensive query analytics (QAN) performance numbers.

Monitoring 101

Monitoring Scalability Cache Database 101

HammerDB

DECEMBER 20, 2018

The reason for reporting both TPM and NOPM performance metrics is for both historical and performance reasons. This also brings additional benefit that if the values diverge it may indicate errors in the testing. Firstly for database performance engineering studies TPM relates directly to the metrics captured from the database.

Metrics 40

Metrics Performance Benchmarking Database 40

Dynatrace

NOVEMBER 8, 2021

APM solutions track key software application performance metrics using monitoring software and telemetry data. These solutions provide performance metrics for applications, with specific insights into the statistics, such as the number of transactions processed by the application or the response time to process such transactions.

Artificial Intelligence 229

Artificial Intelligence Monitoring Infrastructure Cloud 229

Percona

JUNE 22, 2023

This includes metrics such as query execution time, the number of queries executed per second, and the utilization of query cache and adaptive hash index. Monitoring these metrics helps ensure data protection, minimize downtime, and ensure business continuity. This KPI is also directly related to Query Performance and helps improve it.

Performance 106

Performance Monitoring Traffic Database 106

Speed Curve

NOVEMBER 1, 2022

Page labels give you the ability to: Compare and benchmark similar pages across different sites. Compare and benchmark similar pages across different sites. For synthetic testing, page labels give you the ability to add URLs to a defined segment. When you configure a synthetic test, you provide the URL as well as a page label.

Benchmarking 57

Benchmarking Best Practices Monitoring Traffic 57

John McCalpin

APRIL 2, 2020

To show that I can criticize my own work as well, here I show that sustained memory bandwidth (using an approximation to the STREAM Benchmark ) is also inadequate as a single figure of metric. (It Building separate models for each of the benchmarks was required to get the correct asymptotic properties.

Benchmarking 59

Benchmarking Performance Latency Architecture 59

Percona

APRIL 7, 2023

To illustrate this, I ran the Sysbench-TPCC synthetic benchmark against two different GCP instances running a freshly installed Percona Server for MySQL version 8.0.31 This explains, in part , how PostgreSQL performed better out of the box for this test workload. The throughput didn’t double but increased by 57%.

Tuning 137

Tuning Cache Servers Benchmarking 137

KeyCDN

AUGUST 15, 2019

Web performance is a broad subject, and you’ll find no shortage of performance testing tips and tutorials all over the web. Before you begin tuning your website or application, you must first figure out which metrics matter most to your users and establish some achievable benchmarks. What is Performance Testing?

Testing Tools 55

Testing Tools Best Practices Performance Testing Testing 55

Speed Curve

DECEMBER 13, 2023

Background For this performance audit, I looked at this synthetic test for the LEGO.com home page. (We We track LEGO.com, along with a handful of other leading ecommerce sites, in our public-facing Retail Benchmarks dashboard , which I encourage you to check out. Let's dig deeper. seconds, LCP lags at 3.96 Those are already big wins.

Performance 67

Performance Retail Benchmarking Ecommerce 67

Speed Curve

MAY 1, 2023

A performance budget is a threshold that you apply to the metrics you care about the most. You can then configure your monitoring tools to send you alerts – or even break the build, if you're testing in your staging environment – when your budgets are violated. Which metrics should you start with?

Performance 98

Performance Metrics Media Google 98

MachMetrics

DECEMBER 14, 2019

Similar to our article Average Page Load Times for 2018 , we’ll go over the averages for metrics and help you determine if your site is faster or slower than average. As you know, there are many metrics that determine a website’s page speed, and we can’t look at just one of them to determine how performant our site is.

Best Practices 105

Best Practices Speed Mobile Google 105