Dynatrace

APRIL 28, 2020

The Gartner document is available upon request from Dynatrace LLC. . Dynatrace was spun off from Compuware following the privatization of Compuware in December 2014 . This graphic was published by Gartner, Inc. as part of a larger research document and should be evaluated in the context of the entire document.

DevOps 243

DevOps Innovation Monitoring Analytics 243

Alex Podelko

JUNE 12, 2019

My post Good Times for Load Testing was published in 2014. I am not so upbeat as I was in 2014. IBM Rational Performance Tester and IBM Rational Performance Tester on Cloud (including no charge Starter Edition) appear to be available. It is difficult to believe that 5 years passed… Are times still good for load testing?

Testing 243

Testing Open Source Testing Tools Performance Testing 243

Dynatrace

JUNE 13, 2022

Complimentary copies of the 2022 Gartner Magic Quadrant for APM and Observability and the 2022 Gartner Critical Capabilities for APM and Observability report are available on the Dynatrace website. Dynatrace was recognized as Compuware from 2010-2014. Gartner disclaimers. and/or its affiliates in the U.S. All rights reserved.

Innovation 203

Innovation Cloud Open Source Speed 203

SQL Performance

JULY 24, 2022

When Availability Groups were first introduced, they were only available in Enterprise Edition. In this 2014 post, I detailed a way to do this with good old log shipping. Nearly 10 years later I still reference it frequently in comments or answers on Stack Overflow. Readable Secondaries on a Budget.

Servers 66

Servers Strategy Availability Processing 66

Dynatrace

AUGUST 16, 2021

Since becoming General Availability in the fall of 2019 , GitHub Actions has helped teams automate continuous integration and continuous delivery (CI/CD) workflows for code builds, tests, and deployments. Leverage AI-driven decision making and leveraging standardized pipelines ?. GitHub and GitHub Actions. Try it yourself.

Software 246

Software Software Open Source Azure 246

Dynatrace

APRIL 19, 2021

The Gartner document is available upon request from Dynatrace. Dynatrace was spun off from Compuware following the privatization of Compuware in December 2014. Gartner Disclaimers. This graphic was published by Gartner, Inc. as part of a larger research document and should be evaluated in the context of the entire document.

Innovation 162

Innovation DevOps Speed Infrastructure 162

SQL Server According to Bob

SEPTEMBER 26, 2016

When we released Always On Availability Groups in SQL Server 2012 as a new and powerful way to achieve high availability, hardware environments included NUMA machines with low-end multi-core processors and SATA and SAN drives for storage (some SSDs). As we moved towards SQL Server 2014, the pace of hardware accelerated.

Availability 40

Availability Servers Hardware Benchmarking 40

Dynatrace

NOVEMBER 8, 2021

Organizations use APM to ensure system availability, optimize service performance and response times, and improve user experiences. By carefully considering the various APM tools available and how well they meet your needs, you’ll have the best chance of picking the right one for your organization. APM solutions: A primer.

Artificial Intelligence 232

Artificial Intelligence Monitoring Infrastructure Cloud 232

Dynatrace

SEPTEMBER 29, 2020

Since we moved to AWS in May 2014 we have had an availability of 99.95%! On one hand, they enable our engineers to get their latest enhancements deployed into production. On the other, they enable everyone at Dynatrace through self-service to do their part ensuring.

Infrastructure 180

Infrastructure Cloud Monitoring AWS 180

Brendan Gregg

JULY 2, 2021

For a more recent example, I wrote cachestat(8) while on vacation in 2014 for use on the Netflix cloud, which was a mix of Linux 3.2 BPF didn't exist on those versions, so I used basic Ftrace capabilities that were available on Linux 3.2. at the time. Unsurprisingly, I've heard it has problems on newer kernels.

Latency 145

Latency Cache Energy Systems 145

All Things Distributed

MARCH 24, 2017

In the past few years, we have seen an explosion in the use of Deep Learning as its software platforms mature and the supporting hardware, especially GPUs with larger memories, become widely available. Instead, we will be reading an excellent overview paper by Jürgen Schmidhuber of IDSIA from 2014. 2014.09.003).

Network 109

Network Hardware Software Software 109

Brendan Gregg

SEPTEMBER 25, 2021

These strange questions came to the fore back in 2014 when Netflix was switching services from CentOS Linux to Ubuntu, and I helped debug several weird performance issues including one I'll describe here. Checking those available: $ cat /sys/devices/system/clocksource/clocksource0/available_clocksource. How would you _time_ time?

Speed 126

Speed Java AWS Virtualization 126

Dynatrace

FEBRUARY 25, 2021

Since its introduction by AWS in 2014, AWS Lambda has revolutionized the compute space and boosted the entire serverless movement. To handle N parallel requests, N Lambda instances need to be available, and AWS will spin up up to 1000 such instances automatically to handle 1000 parallel requests. Dynatrace news.

Lambda 219

Lambda AWS Monitoring Serverless 219

Dynatrace

MAY 31, 2021

Since Kubernetes emerged in 2014, it has become a popular solution for scaling, managing, and automating the deployments of containerized applications in distributed environments. The Kube-scheduler schedules the pods, allocating available resources based on the CPU and memory requirements of each node. Resource optimization.

Virtualization 133

Virtualization DevOps Infrastructure Cloud 133

Percona

AUGUST 4, 2023

For MySQL, both releases are made by the same company (Oracle), follow the same version numbering, and the Enterprise version is a superset of what is available in Community. Things were starting to significantly diverge back in 2014 when MariaDB 10 was released. and MySQL 5.5. Try Percona Distribution for MySQL today!

Database 82

Database Servers Innovation Open Source 82

Dynatrace

APRIL 5, 2021

The 2014 launch of AWS Lambda marked a milestone in how organizations use cloud services to deliver their applications more efficiently, by running functions at the edge of the cloud without the cost and operational overhead of on-premises servers. Dynatrace news. What is AWS Lambda? How do AWS Lambda functions impact monitoring?

Lambda 180

Lambda AWS Serverless Hardware 180

The Morning Paper

FEBRUARY 11, 2020

Let’s Encrypt was publically announced on November 18th 2014, and began providing service to the public on Decemmber 3rd 2015. In late 2014, it secured financial commitments from Akamai, Cisco, EFF, and Mozilla, allowing the organization to purchase equipment, secure hosting contracts, and pay initial staff.

Internet 119

Internet Internet Open Source Transportation 119

Brendan Gregg

DECEMBER 31, 2017

My last talk for 2017 was at AWS re:Invent, on "How Netflix Tunes EC2 Instances for Performance," an updated version of my [2014] talk. Not a lot has changed with these tunables since my [2014] talk. Casey Rosenthal (traffic and chaos) Models of Availability. Networking. tcp_wmem = 4096 12582912 16777216 net.ipv4.tcp_rmem

Tuning 61

Tuning AWS Best Practices Network 61

Brendan Gregg

DECEMBER 30, 2017

My last talk for 2017 was at AWS re:Invent, on "How Netflix Tunes EC2 Instances for Performance," an updated version of my [2014] talk. Not a lot has changed with these tunables since my [2014] talk. Casey Rosenthal (traffic and chaos) Models of Availability. Networking. tcp_wmem = 4096 12582912 16777216 net.ipv4.tcp_rmem

Tuning 52

Tuning AWS Best Practices Network 52

CSS Wizardry

MARCH 3, 2019

If there is a newer file available on the server, we definitely want to download it. We’ve talked a lot so far about revalidation: the process of the browser making the trip back to the server to check whether a fresher file might be available. Stale-While-Revalidate, Stale-If-Error Available Today. Steve Souders , 2014.

Cache 264

Cache Latency Strategy Servers 264

The Agile Manager

MAY 31, 2022

I’d first come across this argument in a WSJ article in 2014, and, having lived through too many credit cycles, it took me some time to warm up to it. Demand is outstripping supply, and that’s driving up the prices of what is available. A few months ago, I wrote that the capital cycle has become less important than the tech cycle.

Hardware 52

Hardware Innovation Software Software 52

Adrian Cockcroft

MARCH 24, 2020

My 2014 re:Invent talk provides a structured basis for covering all the aspects of cost optimization, although some of the examples are now out of date. I’ve talked a lot about this in the past, and have found some more recent content that should be helpful to people facing these challenges.

Cloud 52

Cloud Social Media Entertainment Healthcare 52

The Netflix TechBlog

APRIL 17, 2019

Netflix headquarters circa 2014. AOM has produced the reference software for AV1, which is called libaom and is available online. SVT-AV1 uses parallelization at several stages of the encoding process, which allows it to adapt to the number of available cores including newest servers with significant core count.

Open Source 166

Open Source Scalability Speed Efficiency 166

Brendan Gregg

NOVEMBER 29, 2017

At Netflix, we've been using these technologies as they've been made available for instance types in the AWS EC2 cloud. It's all a bit confusing, and I wrote about this in 2014: [Xen Modes]. When I joined Netflix in 2014, we had begun transitioning from PV to HVM (PVHVM). This recommendation quickly became out of date.

Virtualization 111

Virtualization AWS Hardware Storage 111

Brendan Gregg

AUGUST 29, 2021

total used free shared buff/cache available Mem: 64414 15421 349 5 48643 48409 Swap: 0 0 0. total used free shared buff/cache available Mem: 64414 18421 11218 5 34773 45407 Swap: 0 0 0. The I/O is mostly in the 128 to 255 Kbyte bucket, as expected from the iostat(1) output. Nothing odd here. ## 5.

Cache 105

Cache C++ AWS Latency 105

Alex Russell

APRIL 29, 2021

This post mines publicly available data on the pace of compatibility fixes and feature additions to assess the claim. The information it captures is, however, available going back somewhat further, providing a fuller picture of the trend lines of engine completeness. Count of APIs available from JavaScript by Web Confluence.

Media 145

Media Games Education Engineering 145

SQL Performance

MAY 16, 2019

If both sort and no-sort alternatives are available, the optimizer will make a cost-based choice. For SQL Server 2014 and later, the uniquifier is correctly omitted for unique indexes, but the one extra byte for the internal bit flag is retained. If it can internally guarantee ordering in other ways, the Sort may be omitted.

Cache 67

Cache Servers Testing Storage 67

The Morning Paper

OCTOBER 1, 2020

That app is subject to “voluminous (public) user feedback”, and in the 2014 floating-point based calculator, bug reports relating to inaccurate results, unnecessary zeroes, and the like. Available in open source , the resulting library is packaged in the Android Calculator app, with over 500 million installations.

Java 143

Java Hardware Open Source Testing 143

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. As 128GB DDR4 DIMMs become more widely available that total capacity will double. lanes per socket that is available in the host machine with the AMD EPYC 7551 processor.

Azure 42

Azure Virtualization Storage Benchmarking 42

MachMetrics

JUNE 16, 2020

Google made SSL use a ranking factor way back in 2014, and since Chrome 68, a “Not Secure” warning appears next to the URL of sites that aren’t using HTTPS. Even better, you unlock protocols and compression platforms that aren’t available to those using HTTP. To be completely honest, you almost have to use it.

Speed 86

Speed Latency Google Website 86

Adrian Cockcroft

MARCH 24, 2020

My 2014 re:Invent talk provides a structured basis for covering all the aspects of cost optimization, although some of the examples are now out of date. I’ve talked a lot about this in the past, and have found some more recent content that should be helpful to people facing these challenges.

Cloud 40

Cloud Social Media Entertainment Healthcare 40

Alex Podelko

NOVEMBER 21, 2018

In 2014, I was preparing a presentation about load testing tools and criteria for their selection. It is great that the book is not limited by the core JMeter functionality and discusses available components and integrations when appropriate. It appears that Apache JMeter became the most popular load testing tool.

DevOps 113

DevOps Testing Testing Tools Performance Testing 113

SQL Performance

MAY 1, 2019

For SQL Server 2014 and later , the transition point is 950 rows for this table. Whether SQL Server decides to use rowset bulk load — and therefore whether minimal logging is available or not — depends on the result of a series of calculations performed in a method called sqllang!CUpdUtil::FOptimizeInsert The Data Size Calculation.

Servers 47

Servers Database Testing Performance 47

The Morning Paper

JANUARY 21, 2020

In the next post we’ll look at the detailed analysis of how a team at Etsy handled a particular incident on December 4th 2014, to see what we can learn from it. Availability – choosing by how easily the option comes to mind. Why is this even a thing? Perhaps it seems obvious that incident management is hard.

Internet 98

Internet Internet Strategy Energy 98

SQL Server According to Bob

JULY 12, 2016

For SQL Server 2008, 2012 and 2014 the trace flag behavior remains the same. For SQL Server 2016 the trace flags are available but the behavior may be altered by the design changes. Trace flags 2562 and 2549 are documented in knowledgebase article: [link] and the blog post [link] highlights the SQL 2016 DBCC performance improvements.

Servers 40

Servers Design Engineering Database 40

All Things Distributed

SEPTEMBER 26, 2014

Bootcamps you can register for include: “Getting Started with AWS,” “AWS Essentials,” “Highly Available Apps,” and “Taking AWS Operations to the Next Level.”. When: October 1, 2014 at 6:30 -8:00 PM. . : Limited to twenty participants, these full-day bootcamps include hands-on lab exercises using a live environment with the AWS console.

AWS 113

AWS Games Education Innovation 113

Brendan Gregg

SEPTEMBER 25, 2021

These strange questions came to the fore back in 2014 when Netflix was switching services from CentOS Linux to Ubuntu, and I helped debug several weird performance issues including one I'll describe here. html [unroll the loop]: /blog/2014-04-26/the-noploop-cpu-benchmark.html [unused]: [link] [unused2]: [link]

Speed 40

Speed Java Virtualization AWS 40