Dynatrace

APRIL 15, 2022

” Despite many challenges, when the project concluded in 2019, the team had the confidence and experience to migrate anything to the cloud. In the past, severe database issues seriously hurt system performance, causing delayed shipping times for prescriptions. . “We kind of did the opposite.

Cloud 245

Cloud Infrastructure Innovation Monitoring 245

Dynatrace

AUGUST 8, 2019

The IBM Z platform is a range of mainframe hardware solutions that are quite frequently used in large computing shops. Typically, these shops run the z/OS operating system, but more recently, it’s not uncommon to see the Z hardware running special versions of Linux distributions. Feedback or comments?

Availability 34

Availability Hardware Java Tuning 34

The Netflix TechBlog

DECEMBER 23, 2020

By Fabio Kung , Sargun Dhillon , Andrew Spyker , Kyle , Rob Gulewich, Nabil Schear , Andrew Leung , Daniel Muino, and Manas Alekar As previously discussed on the Netflix Tech Blog, Titus is the Netflix container orchestration system. It runs a wide variety of workloads from various parts of the company?—?everything

Media 295

Media Metrics Processing Systems 295

Brendan Gregg

MAY 1, 2022

My dream is to turn computer performance analysis into a science, one where we can completely understand the performance of everything: of applications, libraries, kernels, hypervisors, firmware, and hardware. You never know a company (or person) until you see them on their worst day.

Wireless 144

Wireless Open Source Hardware AWS 144

Brendan Gregg

JULY 4, 2021

This was a chance to talk about other things I've been working on, such as the present and future of hardware performance. I also wrote about these topics in detail for my recent [Systems Performance 2nd Edition] book. Note that my predictions in this talk may be wrong, but they should be thought provoking. Ford, et al., “TCP

Performance 121

Performance Latency Hardware Storage 121

Dynatrace

JUNE 7, 2019

Audit logs are stored at the cluster nodes where system changes are executed. Starting with version 1.170, hardware updates are applied automatically when services are restarted. Security is another area in which audit logs can be invaluable. Audit logs are available on individual nodes at DATASTORE_PATH/log/server. restart.

Hardware 145

Hardware Traffic Servers Monitoring 145

ACM Sigarch

NOVEMBER 1, 2019

This blog post gives a glimpse of the computer systems research papers presented at the USENIX Annual Technical Conference (ATC) 2019, with an emphasis on systems that use new hardware architectures. USENIX ATC is a top-tier venue with a broad range of systems research papers from both industry and academia.

Architecture 12

Architecture Hardware Cache Storage 12

O'Reilly

JANUARY 13, 2020

” Willing also offered a shout-out to the CircuitPython and Mu projects, asking, “Who doesn’t love hardware, blinking LEDs, sensors, and using Mu, a user-friendly editor that is fantastic for adults and kids?” 2019 brought another surprise when Oracle moved Java SE to a subscription-based model. ” Java.

Programming 144

Programming Java Google C++ 144

Scalegrid

NOVEMBER 29, 2023

Data Center Dynamics highlights a significant uptick in DBaaS adoption, growing from 40% to 45% between 2019 and 2020. The advantages of DBaaS Businesses can use their database services without having to purchase new hardware or set it up. Future-Proofing Your Database System Future-proof your database operations when you scale up.

Healthcare 130

Healthcare Database Hardware Scalability 130

Speed Curve

FEBRUARY 10, 2025

The connected devices in your home – such as smart thermostats, lighting, and security systems – are all quietly consuming more bandwidth in the background. For a myriad of reasons, older hardware can't always accommodate faster speeds. For a myriad of reasons, older hardware can't always accommodate faster speeds.

Hardware 52

Hardware Internet Internet Speed 52

O'Reilly

NOVEMBER 7, 2019

Watch “ The three-headed dog: Architecture, process, structure “ Modern machine learning architectures: Data and hardware and platform, oh my. Brian Sletten takes a deep dive into the intersection of data, models, hardware, language, architecture, and machine learning systems.

Software Architecture 55

Software Architecture Architecture Software Software 55

SQL Performance

MARCH 17, 2020

This follow-up post revisits the question for SQL Server 2019, using a larger number of rows. It has 32GB RAM, with 24GB available to the SQL Server 2019 instance. The optimizer chooses this plan without any hints on my system configuration because the estimated cost of the plan is below the cost threshold for parallelism.

Servers 86

Servers Tuning Database Efficiency 86

The Morning Paper

SEPTEMBER 19, 2019

We’ve been covering papers from VLDB 2019 for the last three weeks, and next week it will be time to mix things up again. I really do want to cover this one at some point, along with Implementation of cluster-wide logical clock and causal consistency in MongoDB from SIGMOD 2019. for machine generated emails sent to humans). Yes please!

Blockchain 46

Blockchain Hardware Google Speed 46

Brendan Gregg

FEBRUARY 28, 2023

This talk originated from my updates to [Systems Performance 2nd Edition], and this was the first time I've given this talk in person! CXL in a way allows a custom memory controller to be added to a system, to increase memory capacity, bandwidth, and overall performance. Ford, et al., “TCP

Performance 103

Performance Latency Cache Virtualization 103

SQL Performance

NOVEMBER 1, 2019

I helped Bob Ward ( @bobwardms ) with technical editing for his most recent book, " SQL Server 2019 Revealed ," and have been actively engaged with the product teams and my MVP peers throughout the CTP and RC cycles. But what if I've already done that on another system with the same workload? Parting Thoughts.

Servers 40

Servers Hardware Database Availability 40

All Things Distributed

DECEMBER 12, 2018

For VR, this is a journey that is already one-third complete and expected to be finished by the end of 2019. We help Supercell to quickly develop, deploy, and scale their games to cope with varying numbers of gamers accessing the system throughout the course of the day. Our AWS Europe (Stockholm) Region is open for business now.

AWS 119

AWS Cloud Games Serverless 119

O'Reilly

JULY 15, 2020

Almost one-third (29%) of respondents say their employers are migrating or implementing a majority of their systems (over 50%) using microservices. software and systems architects, technical leads—architects represent almost 28% of the sample. Adopters are betting big on microservices. Figure 1: Respondent roles.

Database 145

Database Architecture Education Systems 145

The Morning Paper

DECEMBER 10, 2019

HotStorage 2019. Both abstractions must be implemented in a way that is efficient using existing hardware. The hardware perspective. At the hardware level we want to able to move data into, out of , and around memory, without consideration for persistence and reference lifetimes. Application requirements. Object spaces.

Hardware 52

Hardware Virtualization Operating System Programming 52

Brendan Gregg

SEPTEMBER 25, 2021

CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. As a Xen guest, this profile was gathered using perf(1) and the kernel's software cpu-clock soft interrupts, not the hardware NMI. Microbenchmark os::javaTimeMillis() on both systems. Running this on the two systems saw similar results.

Speed 103

Speed Java AWS Virtualization 103

HammerDB

OCTOBER 18, 2019

So lets take an Ubuntu system with Platinum 8280 CPUs with the following Ubuntu OS, reboot and check the CPU configuration before running any tests. rc3-custom #1 SMP Mon Aug 12 14:07:33 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux Welcome to Ubuntu 19.04 (GNU/Linux 5.3.0-rc3-custom So by default, the system boots into powersave.

Benchmarking 63

Benchmarking Performance Hardware C++ 63

Percona

JULY 7, 2023

Also, in general terms, a high availability PostgreSQL solution must cover four key areas: Infrastructure: This is the physical or virtual hardware database systems rely on to run. Can you afford the necessary hardware, software, and operational costs of maintaining a PostgreSQL HA solution? there cannot be high availability.

Availability 98

Availability Open Source Architecture Database 98

Brendan Gregg

JULY 4, 2021

This was a chance to talk about other things I've been working on, such as the present and future of hardware performance. I also wrote about these topics in detail for my recent [Systems Performance 2nd Edition] book. Note that my predictions in this talk may be wrong, but they should be thought-provoking. Ford, et al., “TCP

Performance 52

Performance Latency Hardware Storage 52

Smashing Magazine

FEBRUARY 5, 2019

2019-02-05T13:00:00+01:00. 2019-04-29T18:34:58+00:00. Although modern iOS hardware is powerful enough to handle many intensive and complex tasks, the device could still feel unresponsive if you are not careful about how your app performs. iOS Performance Tricks To Make Your App Feel More Performant. There you have it!

Performance 89

Performance Energy Operating System Code 89

Brendan Gregg

MAY 1, 2022

My dream is to turn computer performance analysis into a science, one where we can completely understand the performance of everything: of applications, libraries, kernels, hypervisors, firmware, and hardware. You never know a company (or person) until you see them on their worst day.

Wireless 52

Wireless Hardware Open Source Cloud 52

The Morning Paper

JULY 4, 2019

Are you ready to take your system assurance programme to the next level? In all cases we need to be able to carefully monitor the impact on the system, and back out if things start going badly wrong. Netflix’s system is deployed on the public cloud as complex set of interacting microservices.

Latency 77

Latency Engineering Metrics Traffic 77

O'Reilly

JULY 20, 2021

In 2019, YouTube had to settle with the FTC for a $170 million fine for selling ads targeting children. There may be alarm systems. There have been cases of harassment, intimidation, and domestic abuse by people whose access should have been revoked: for example, an ex-partner turning off the heating system.

Google 132

Google Games Technology Technology 132

Alex Russell

FEBRUARY 21, 2023

Recall that Cupertino manages the actual work of Safari engineers through Apple-internal systems (previously named "Radar" ), making public bug reports a sort of parallel track; once an issue is imported from a public bug to a private tracker, it's more likely to get developer attention.

Energy 90

Energy Games Engineering Design 90

HammerDB

JUNE 27, 2022

It enables the user to measure database performance and make comparative judgements about database hardware and software. HammerDB has graphical and command line interfaces for the Windows and Linux operating systems. HammerDB is a software application for database benchmarking. Why HammerDB was developed. Adoption by the TPC.

Benchmarking 63

Benchmarking Open Source C++ Cache 63

SQL Performance

AUGUST 27, 2019

On August 7, 2019, AMD finally unveiled their new 7nm EPYC 7002 Series of server processors, formerly code-named "Rome" at the AMD EPYC Horizon Event in San Francisco. It will also use less power than a two-socket Intel server, with a lower hardware cost, and potentially lower licensing costs (for things like VMware). 64 equals 104.95

Servers 52

Servers Benchmarking Virtualization Architecture 52

Testsigma

FEBRUARY 5, 2021

Speaking of Android OS, in 2019, there were around 2.5 Once you have chosen your target devices, consider the architectural aspect of your hardware. The obvious takeaway of embracing automation testing for mobile apps is that you simultaneously test a wide range of devices, operating systems, and network types. billion devices.

Mobile 52

Mobile Testing Hardware DevOps 52

Brendan Gregg

FEBRUARY 28, 2023

This talk originated from my updates to Systems Performance 2nd Edition , and this was the first time I've given this talk in person! CXL in a way allows a custom memory controller to be added to a system, to increase memory capacity, bandwidth, and overall performance. Ford, et al., “TCP

Performance 52

Performance Latency Cache Virtualization 52

Tech News Gather

JULY 19, 2023

Once the new smart-home connectivity standard is released, all firms interested in selling Matter goods will have access to an official rating system. There’s no denying that the Web of Things community has gone crazy over matter since its release late in 2019. How does a home automation system work? in forecast period.

Wireless 52

Wireless Development IoT Internet 52

HammerDB

OCTOBER 12, 2018

As with the previous guides as an Intel employee (#IAMINTEL) the examples are taken from a MySQL 8 on Linux on Intel system and the approach is the same for whatever system you are testing although some of the settings you see may be different. System Setup: CPU, Memory and I/O Configuration. hardware limits: 1000 MHz - 3.80

Best Practices 40

Best Practices Scalability Performance C++ 40

Brendan Gregg

SEPTEMBER 25, 2021

CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. As a Xen guest, this profile was gathered using perf(1) and the kernel's software cpu-clock soft interrupts, not the hardware NMI. Microbenchmark os::javaTimeMillis() on both systems. Running this on the two systems saw similar results.

Speed 52

Speed Java AWS Virtualization 52

The Morning Paper

SEPTEMBER 12, 2019

The Apache MADLib project is still going strong, and the recent (July 2019) 1.16 SQL provides a declarative programming interface, below which the system itself can figure out the most effective execution plans based on data size and statistics, layout, compute hardware etc. VLDB’19. Why would anyone want to do that???

Network 44

Network Database Programming Hardware 44

Brendan Gregg

SEPTEMBER 25, 2021

CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. As a Xen guest, this profile was gathered using perf(1) and the kernel's software cpu-clock soft interrupts, not the hardware NMI. Microbenchmark os::javaTimeMillis() on both systems. Running this on the two systems saw similar results.

Speed 40

Speed Java AWS Virtualization 40

High Scalability

JANUARY 4, 2019

It's HighScalability time: Solar system? By replacing branch-heavy algorithms with neural networks, the DBMS can profit from these hardware trends.". Nope, the beauty is in your head— neural art. Do you like this sort of Stuff? Please support me on Patreon. Need cloud? Explain the Cloud Like I'm 10 (34 almost 5 star reviews).

Internet 29

Internet Internet Scalability Healthcare 29