Percona

MARCH 17, 2023

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. VictoriaMetrics maintains an in-memory cache for mapping active time series into internal series IDs.

Monitoring 97

Monitoring Scalability Cache Database 97

Speed Curve

DECEMBER 13, 2023

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. Are you compressing and caching the right things? Optimizing the critical rendering path could make this page a star on the Retail Benchmarks leaderboard.

Performance 69

Performance Retail Benchmarking Ecommerce 69

Percona

DECEMBER 23, 2022

The use case is the TPC-C benchmark but executed not on a high-end server but on a lower-spec virtual machine that is I/O limited like for example, with AWS EBS volumes. I wanted most of the memory to be available for the file cache, where the compressed SST files will be cached.

Storage 55

Storage Cache C++ Virtualization 55

SQL Performance

NOVEMBER 18, 2019

Memory optimized – High memory-to-CPU ratio, relational database servers, medium to large caches, and in-memory analytics. and the overall size will determine the amount of temporary storage available. Once you select your filter options, if any, you will see a list of available servers. Benchmark Test. VM Image Options.

Azure 76

Azure Benchmarking Storage Virtualization 76

Percona

SEPTEMBER 1, 2023

This results in expedited query execution, reduced resource utilization, and more efficient exploitation of the available hardware resources. MySQL relies heavily on the availability of hardware resources to perform at its best. Another highly beneficial caching method is key-value caching.

Tuning 52

Tuning Database Performance Hardware 52

Dotcom-Montior

AUGUST 5, 2020

There are tools available such as Dotcom-Monitor’s free speed test that you can utilize to gauge performance. If you are running on a CMS platform like WordPress, there are a number of minification plugins available. Browser Caching: Although it may seem commonplace, caching is sometimes overlooked.

Website 92

Website Speed Cache Traffic 92

The Morning Paper

AUGUST 29, 2019

use the TPC-H benchmark to assess Redshift, Redshift Spectrum, Athena, Presto, Hive, and Vertica to find out what works best and the trade-offs involved. We focused on OLAP-oriented parallel data warehouse products available for AWS and restricted our attention to commercially available systems. System initialisation time.

Architecture 76

Architecture Cloud Storage Serverless 76

KeyCDN

DECEMBER 8, 2022

Many factors affect the speed of your WordPress website; some of them are: Your web host Server-side optimizations (PHP version, compression, caching, etc.) Several website speed testing tools available could be used for this purpose. Configure cache to optimize your website Caching is a complex technology with many layers.

Cache 52

Cache Website Speed Website Performance 52

Percona

AUGUST 31, 2018

This parameter sets how much dedicated memory will be used by PostgreSQL for cache. If your working set of data can easily fit into your RAM, then you might want to increase the shared_buffer value to contain your entire database, so that the whole working set of data can reside in cache. wal_buffers. effective_cache_size.

Tuning 54

Tuning Database Performance Benchmarking 54

Scalegrid

MARCH 28, 2024

Key Takeaways Redis offers complex data structures and additional features for versatile data handling, while Memcached excels in simplicity with a fast, multi-threaded architecture for basic caching needs. Redis is better suited for complex data models, and Memcached is better suited for high-throughput, string-based caching scenarios.

Cache 130

Cache Storage Scalability Architecture 130

Rigor

DECEMBER 19, 2019

Reading time 4 min It’s important for both technical and business teams to understand the different web performance monitoring options that are available as well as their various use cases and the benefits of each. Benchmark Against Competitors. Run 24/7 Monitoring.

Monitoring 40

Monitoring Benchmarking Website Traffic 40

The Morning Paper

MAY 14, 2019

Last time around we looked at the DeathStarBench suite of microservices-based benchmark applications and learned that microservices systems can be especially latency sensitive, and that hotspots can propagate through a microservices architecture in interesting ways. When available, it can use hardware level performance counters.

Big Data 45

Big Data Cloud Performance Hardware 45

Brendan Gregg

MARCH 16, 2024

This technique saves two instructions in the prologue and epilogue and makes one additional general-purpose register (%rbp) available." Only in extreme circumstances does the cost (in processor time and I-cache footprint) translate to a tangible benefit - circumstances which usually resort to hand-coded assembly anyway.

Java 145

Java Cache Google Hardware 145

HammerDB

JULY 5, 2022

Python is a popular programming language, especially for beginners, and consequently we see it occurring in places where it just shouldn’t be used, such as database benchmarking. We use stored procedures because, as the introductory post shows, using single SQL statements turns our database benchmark into a network test).

Benchmarking 98

Benchmarking Database C++ Virtualization 98

Percona

JUNE 22, 2023

To make data count and to ensure cloud computing is unabated, companies and organizations must have highly available databases. This guide provides an overview of what high availability means, the components involved, how to measure high availability, and how to achieve it. How does high availability work?

Availability 105

Availability Database Open Source Hardware 105

Scalegrid

JULY 29, 2020

This is shared between all clients, so a pooled connection is available to all clients. High availability. PostgreSQL high availability is supported through Pgpool-II in-built watcher processes. Not supported – PgBouncer recommends use of HAProxy for high availability and load balancing. Throughput Benchmark.

Benchmarking 246

Benchmarking Database Performance Testing Availability 246

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

Percona

APRIL 6, 2023

Query caching Pgpool-II can cache frequently used queries in memory, reducing the load on your PostgreSQL servers and improving response times. This means that when a query is executed, pgpool-II can check the cache first to see if the results are already available rather than sending the query to the database server.

Cache 112

Cache Open Source Benchmarking Database 112

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 MySQL comes pre-configured to be conservative instead of making the most of the resources available in the server. MySQL (B) 2517529 2610323 389048 5516900 194140 11523.48

Tuning 133

Tuning Cache Servers Benchmarking 133

CSS - Tricks

APRIL 1, 2021

Google’s industry benchmarks from 2018 also provide a striking breakdown of how each second of loading affects bounce rates. The code for the site is available on GitHub for reference. Compressing, minifying and caching assets. The final thing we can check is caching. billion if the site slowed down by just one second.

Cache 92

Cache Social Media Media Website 92

Percona

SEPTEMBER 1, 2023

Testing and Benchmarking : Thoroughly test triggers in a staging environment to evaluate their impact on performance. Benchmark different trigger implementations to identify the most efficient option. These table cache instances could be accessed concurrently, allowing DML to use cached table descriptors without locking each other.

Cache 59

Cache Database Games Healthcare 59

Percona

MARCH 23, 2023

By caching hot datasets, indexes, and ongoing changes, InnoDB can provide faster response times and utilize disk IO in a much more optimal way. Benchmark before you decide. Typically a good value is 70%-80% of available memory. CPU From a CPU standpoint, faster processors with many cores provide better throughput.

Performance 123

Performance Hardware Tuning Storage 123

ACM Sigarch

OCTOBER 12, 2020

Par t of the appeal of Python is that there is a vast array of libraries available for it; when these are written in C, they can go a long way to alleviating Python’s performance problems. I suggest it’s long past time to move beyond C and SPEC benchmarks and our exclusive focus on “metal” languages.

C++ 108

C++ Benchmarking Hardware Architecture 108

Alex Russell

APRIL 29, 2021

This post mines publicly available data on the pace of compatibility fixes and feature additions to assess the claim. As an engineer on a browser team, I'm privy to the blow-by-blow of various performance projects, benchmark fire drills, and the ways performance marketing (deeply) impacts engineering priorities. Higher is better.

Media 145

Media Games Education Engineering 145

The Morning Paper

MAY 12, 2019

An open-source benchmark suite for microservices and their hardware-software implications for cloud & edge systems Gan et al., It’s a pretty impressive effort to pull together and make available in open source (not yet available as I write this) such a suite, and I’m sure explains much of the long list of 24 authors on this paper.

Open Source 61

Open Source Hardware Benchmarking Systems 61

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 Here I assumed a particular analytical function for the amount of memory traffic as a function of cache size to scale the bandwidth time.

Benchmarking 59

Benchmarking Performance Latency Architecture 59

ScaleOut Software

MAY 15, 2014

Given all this, we thought it would be a good opportunity to see how we are doing relative to the competition, and in particular, relative to Microsoft’s AppFabric caching for Windows on-premise servers. One or more specified cache servers are unavailable, which could be caused by busy network or servers. …). Please retry later.

Cache 40

Cache Servers Network Design 40

Brendan Gregg

FEBRUARY 9, 2018

This overhead can be reduced by A) pcid, fully available in Linux 4.14, and B) Huge pages. - **Cache access pattern**: the overheads are exacerbated by certain access patterns that switch from caching well to caching a little less well. This can turn a 1% overhead (syscall cycles alone) into a 7% overhead.

Performance 75

Performance Benchmarking Cache Tuning 75

Adrian Cockcroft

JANUARY 20, 2023

Here’s some predictions I’m making: Jack Dongarra’s efforts to highlight the low efficiency of the HPCG benchmark as an issue will influence the next generation of supercomputer architectures to optimize for sparse matrix computations. In early January a related paper was published by Satoshi Matsuoka et. petaflops, which is 0.8%

Architecture 52

Architecture Latency Benchmarking AWS 52

John McCalpin

SEPTEMBER 11, 2014

The High Performance LINPACK (HPL) benchmark is well known for delivering a high fraction of peak floating-point performance. The (historically) excellent scaling of performance as the number of processors is increased and as the frequency is increased suggests that memory bandwidth has not been a performance limiter.

Benchmarking 40

Benchmarking Cache Performance Systems 40

Brendan Gregg

FEBRUARY 8, 2018

This overhead can be reduced by A) pcid, fully available in Linux 4.14, and B) Huge pages. - **Cache access pattern**: the overheads are exacerbated by certain access patterns that switch from caching well to caching a little less well. This can turn a 1% overhead (syscall cycles alone) into a 7% overhead.

Performance 40

Performance Benchmarking Cache Tuning 40

SQL Performance

DECEMBER 17, 2019

Microsoft's Mine Tokus has a good article where she ran a series of scaled down TPC-E benchmarks against an E64s_v3 VM that was using the older Broadwell processor. Most of the regular Esv3-series sizes are also available as constrained VMs, which gives you a lot of flexibility for sizing. GHz, 128MB of L3 cache, 128 PCIe 4.0

Azure 72

Azure Virtualization Servers Storage 72

CSS - Tricks

JUNE 5, 2020

The service categorized all the optimizations in three groups consisting of several “Content,” “Delivery,” and “Cache” optimizations. In my benchmarks, Brotli:11 takes several hundred milliseconds to compress a single minified jQuery file. We only cache hot files in memory at edge servers. and Ruby are not yet available.

Cache 79

Cache Website Servers Open Source 79

Percona

MARCH 20, 2023

When deciding what to pick, there are many things to consider, like where the proxy needs to be, if it “just” needs to redirect the connections, or if more features need to be in, like caching and filtering, or if it needs to be integrated with some MySQL embedded automation. Given that, there never was a single straight answer.

Games 119

Games Latency Traffic Cache 119

Alex Russell

MARCH 6, 2021

A then-representative $200USD device had 4-8 slow (in-order, low-cache) cores, ~2GiB of RAM, and relatively slow MLC NAND flash storage. Modern network performance and availability. Using a global ASP as a benchmark can further mislead thanks to the distorting effect of ultra-high-end prices rising while shipment volumes stagnate.

Performance 124

Performance Network Cache Metrics 124

SQL Performance

APRIL 8, 2019

These VMs are not available in all regions, so you will want to check the availability in the Azure region that you are interested in using. The L3 cache size is 64MB. As 128GB DDR4 DIMMs become more widely available that total capacity will double. Figure 1: CPU-Z Benchmark Results for LS16v2. Azure Lsv2 Details.

Azure 42

Azure Virtualization Storage Benchmarking 42

Alex Russell

OCTOBER 22, 2017

Budgets are scaled to a benchmark network & device. If our example document wasn’t reliant on JavaScript to construct the <my-app> custom element, the contents of the document would likely be interactive as soon as enough CSS and content was available to render meaningfully. Global Ground-Truth. 400Kbps transfer.

Performance 68

Performance Benchmarking Network Mobile 68