DZone

MARCH 13, 2024

Whether it’s optimizing algorithms or fine-tuning data structures, every decision we make can have a significant impact on the overall performance of our applications. As software engineers, we are always striving for high performance and efficiency in our code.

Benchmarking 147

Benchmarking Tuning Performance Open Source 147

Percona

AUGUST 31, 2018

Out of the box, the default PostgreSQL configuration is not tuned for any particular workload. It is primarily the responsibility of the database administrator or developer to tune PostgreSQL according to their system’s workload. Some applications perform better by tuning a parameter and some don’t. wal_buffers. Conclusion.

Tuning 79

Tuning Database Performance Benchmarking 79

Dynatrace

FEBRUARY 10, 2022

A perfect OWASP benchmark score for injection attacks – 100% accuracy and zero false positives – impressively proves the precision of our approach. We will further enhance the detection and blocking capability to cover additional attack types, so stay tuned for updates!

Traffic 246

Traffic Benchmarking Innovation Java 246

Dynatrace

JULY 16, 2019

Synthetic clickpath monitors are a great way to automatically monitor and benchmark business-critical workflows 24/7. Soon, HTTP monitors will also be able to execute JavaScript, so stay tuned! Dynatrace news. Some common examples of such business-critical workflows include: Sign-up processes. Checking out of a retail site.

Monitoring 206

Monitoring Retail Benchmarking Tuning 206

Brendan Gregg

MARCH 8, 2020

Systems performance is an effective discipline for performance analysis and tuning, and can help you find performance wins for your applications and the kernel. However, most of us are not performance or kernel engineers, and have limited time to study this topic.

Systems 138

Systems Performance Benchmarking Tuning 138

Dynatrace

AUGUST 5, 2020

This is definitely a great starting benchmark against which to optimize your application. Options are now available for you to fine-tune Visually complete calculation: You can now control various thresholds and timeouts as well as exclude specific elements from the calculation—see our Help page for details on configuration settings.

Metrics 246

Metrics Monitoring Performance Benchmarking 246

Scalegrid

JULY 13, 2020

Compare ease of use across compatibility, extensions, tuning, operating systems, languages and support providers. PostgreSQL offers more light-weight tuning capabilities, like their Query Optimizer, and DBaaS platforms like ScaleGrid offer advanced slow query analysis. Compare Ease of Use.

Open Source 244

Open Source C++ Tuning Database 244

Dynatrace

MARCH 25, 2022

“We were able to … fine-tune our systems in a very performant way,” notes Hood. Parker aims to improve its digital customer experience and create a benchmark system that meets industry standards — one that can confidently make updates without affecting the performance or resilience of the system. ” B2B portal.

Benchmarking 243

Benchmarking Efficiency DevOps Tuning 243

Percona

APRIL 7, 2023

If we were to select the most important MySQL setting, if we were given a freshly installed MySQL or Percona Server for MySQL and could only tune a single MySQL variable, which one would it be? To be fair, that is also true with PostgreSQL; it hasn’t been tuned either, and it, too, can also perform much better.

Tuning 145

Tuning Cache Servers Benchmarking 145

Dynatrace

APRIL 8, 2021

These served as our benchmark when creating our Lambda monitoring extension. So, stay tuned for more blog posts and announcements. Today, Lambda can be monitored by Dynatrace in hybrid environments, thereby satisfying the enterprise requirements. Top enterprise use-cases for AWS Lambda. Extending existing enterprise stacks.

Lambda 246

Lambda AWS Serverless Monitoring 246

Dynatrace

APRIL 8, 2021

These served as our benchmark when creating our Lambda monitoring extension. So, stay tuned for more blog posts and announcements. Today, Lambda can be monitored by Dynatrace in hybrid environments, thereby satisfying the enterprise requirements. Top enterprise use-cases for AWS Lambda. Extending existing enterprise stacks.

Lambda 246

Lambda AWS Serverless Monitoring 246

Dynatrace

OCTOBER 2, 2023

Use SLAs, SLOs, and SLIs as performance benchmarks for newly migrated microservices. With real-time observability, teams can easily plan their migration and fine-tune performance as they migrate microservices. Repeat this process throughout the different environments before development, staging, release, and production.

Architecture 278

Architecture Artificial Intelligence Cloud Open Source 278

The Netflix TechBlog

MARCH 14, 2023

In addition, we were able to perform a handful of A/B tests to validate or negate our hypotheses for tuning the search experience. When onboarding embedding vector data we performed an extensive benchmarking to evaluate the available datastores. We will continue to share our work in this space, so stay tuned.

Media 295

Media Innovation Energy Architecture 295

The Morning Paper

NOVEMBER 3, 2019

Perhaps the most interesting lesson/reminder is this: it takes a lot of effort to tune a Linux kernel. Google’s data center kernel is carefully performance tuned for their workloads. A micro-benchmark suite, LEBench was then built around tee system calls responsible for most of the time spent in the kernel. Headline results.

Performance 108

Performance Benchmarking Tuning Hardware 108

Dynatrace

FEBRUARY 25, 2021

When we set out to create the new Lambda extension, we benchmarked other dedicated Lambda monitoring solutions that were already on the market. Stay tuned?for It’s also possible to direct Dynatrace anomaly detection to the number of cold starts and be alerted if an increase in the number of anomalies is detected. functionality?in

Lambda 278

Lambda AWS Monitoring Serverless 278

Scalegrid

OCTOBER 24, 2019

MySQL Performance Benchmark Configuration. For some of the tests on the ScaleGrid deployment, MySQL configuration binlog_group_commit_sync_delay is tuned so that the slave replication lag does not go beyond 30s. community edition. innodb_buffer_pool_size. innodb_log_file_size. innodb_flush_log_at_trx_commit. sync_binlog. LOGICAL_CLOCK.

AWS 183

AWS Latency Performance Performance Testing 183

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 .

Benchmarking 63

Benchmarking Performance Hardware C++ 63

The Morning Paper

MARCH 10, 2020

Characterizing, modeling, and benchmarking RocksDB key-value workloads at Facebook , Cao et al., Or in the case of key-value stores, what you benchmark. So if you want to design a system that will offer good real-world performance, it’s really useful to have benchmarks that accurately represent real-world workloads.

Benchmarking 59

Benchmarking Storage Cache Open Source 59

Brendan Gregg

JUNE 30, 2018

A co-worker introduced me to Craig Hanson and Pat Crain's performance mantras, which neatly summarize much of what we do in performance analysis and tuning. These have inspired me to summarize another performance activity: evaluating benchmark accuracy. If the benchmark reported 20k ops/sec, you should ask: why not 40k ops/sec?

Benchmarking 47

Benchmarking Latency Cache Network 47

Percona

MAY 1, 2023

Out of the box, the default PostgreSQL configuration is not tuned for any particular workload. It is primarily the responsibility of the database administrator or developer to tune PostgreSQL according to their system’s workload. What is PostgreSQL performance tuning? Why is PostgreSQL performance tuning important?

Tuning 52

Tuning Database Efficiency Performance 52

John McCalpin

APRIL 25, 2023

I have a lot of historical data using my ReadOnly benchmark (as described in some of the earliest entries in this blog [link] A read-only access pattern removes the need to understand and explain the many complexities associated with the “streaming stores” typically used in the STREAM benchmark (e.g., Stay tuned!

Benchmarking 97

Benchmarking Cache Latency Tuning 97

Dynatrace

MAY 30, 2020

To deliver outstanding customer experience for your applications and websites, you need reliable benchmarks that measure what good customer experience looks like. We’re already working on integrating the new web performance metrics in our Synthetic Monitoring offering, so stay tuned. Dynatrace news. What’s next?

Metrics 182

Metrics Performance Benchmarking Monitoring 182

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 114

Database Benchmarking Latency C++ 114

Percona

MARCH 23, 2023

Benchmark before you decide. If you see concurrency issues, you can tune this variable. Application tuning for InnoDB Make sure your application is prepared to handle deadlocks that may happen. For database servers, we usually recommend our clients have: Jemalloc installed and enabled for MySQL. I hope this helps!

Performance 144

Performance Hardware Tuning Storage 144

n0derunner

JUNE 28, 2019

I had to tune the parameter checkpoint_completion_target from 0.5 default pgbench – notice the sharp drop in log-writes before tuning. The post Benchmarking with Postgres PT2 appeared first on n0derunner. pgbench with DB size 50% of Linux buffer cache.

Benchmarking 40

Benchmarking Tuning Cache Database 40

The Netflix TechBlog

OCTOBER 19, 2020

Our engineering teams tuned their services for performance after factoring in increased resource utilization due to tracing. In 2019 our stunning colleagues in the Cloud Database Engineering (CDE) team benchmarked EBS performance for our use case and migrated existing clusters to use EBS Elastic volumes.

Infrastructure 236

Infrastructure Transportation Storage Open Source 236

Brendan Gregg

JUNE 29, 2018

A co-worker introduced me to Craig Hanson and Pat Crain's performance mantras, which neatly summarize much of what we do in performance analysis and tuning. These have inspired me to summarize another performance activity: evaluating benchmark accuracy. If the benchmark reported 20k ops/sec, you should ask: why not 40k ops/sec?

Benchmarking 40

Benchmarking Latency Cache Network 40

n0derunner

JULY 23, 2019

In this video I migrate a Postgres DB running PGbench benchmark. The variation in the transaction rate is due to the benchmark itself, the transaction rate is not expected to be uniform. The Postgres DB is totally un-tuned and contains purely default settings. The DB is running on a Host which is CPU constrained.

Benchmarking 76

Benchmarking Storage Cache Tuning 76

Percona

JANUARY 2, 2024

We decided to run a few benchmarks to understand how the thread pool affects long-running transactions. This server is not intended to be a perfectly tuned one but just a baseline to compare the behavior under different concurrency configurations. For this reason, I’ve set up a server with the following specs: r6a.2xlarge

Benchmarking 114

Benchmarking Servers Tuning C++ 114

Percona

SEPTEMBER 1, 2023

While there is no magic bullet for MySQL performance tuning, there are a few areas that can be focused on upfront that can dramatically improve the performance of your MySQL installation. What are the Benefits of MySQL Performance Tuning? A finely tuned database processes queries more efficiently, leading to swifter results.

Tuning 52

Tuning Database Performance Hardware 52

Scalegrid

JANUARY 25, 2024

Key metrics like throughput, request latency, and memory utilization are essential for assessing Redis health, with tools like the MONITOR command and Redis-benchmark for latency and throughput analysis and MEMORY USAGE/STATS commands for evaluating memory. It depends upon your application workload and its business logic.

Metrics 130

Metrics Monitoring Latency Cache 130

The Morning Paper

NOVEMBER 28, 2019

Some of these examples have been hand-tuned to make them efficient for TLC to check, no such tuning is done for APALACHE. 4 seconds on this same benchmark). We hope that with the growing number of users, specifications will get tuned to our model checker, as is now happening with TLC. But when TLC starts to struggle (e.g.,

Tuning 106

Tuning Benchmarking Efficiency Systems 106

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

Percona

MARCH 27, 2023

Disclaimer : This blog post is meant to show a less-known problem but is not meant to be a serious benchmark. The percentage in degradation will vary depending on many factors {hardware, workload, number of tables, configuration, etc.}. Setup The setup consists of creating 10K tables with sysbench and adding 20 FKs to 20 tables.

Cache 124

Cache Hardware Servers Benchmarking 124

Percona

OCTOBER 12, 2023

Manual flame graphs collection Although the tool is excellent and automatically provides flame graphs, we don’t have much control over tuning the selected profiler. A simple sysbench benchmark on MySQL shows an overhead between six and 10 percent on CPU-bound systems when running perf with the default sampling frequency of 4000 Hz.

Code 124

Code Tuning C++ Benchmarking 124

HammerDB

OCTOBER 18, 2018

It is also clear that most significant wait event is “log file sync” and therefore tuning should focus on the redo log performance. In this example a test with 2 minute rampup and 5 minute test time can be seen. The user CPU is highlighted in green and the aim for maximum performance is for the top event to be CPU. .

Benchmarking 40

Benchmarking Monitoring Performance C++ 40

The Morning Paper

JUNE 27, 2019

Systems researchers are doing an excellent job improving the performance of 5-year old benchmarks, but gradually making it harder to explore innovative machine learning research ideas. That said, after around 17 minutes Tensor Comprehensions does find a solution that outperforms a hand-tuned CUDA solution.

Systems 87

Systems Programming Tuning Innovation 87