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. WARNING: These tunables were developed in late 2017, for Ubuntu Xenial instances on EC2.** Virtual Memory. We help where we can. My talk included a section on Linux kernel tunables, as follows.

Tuning 53

Tuning AWS Best Practices Network 53

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. WARNING: These tunables were developed in late 2017, for Ubuntu Xenial instances on EC2.** Virtual Memory. We help where we can. My talk included a section on Linux kernel tunables, as follows.

Tuning 52

Tuning AWS Best Practices Network 52

Brendan Gregg

FEBRUARY 28, 2023

Make sure your system can handle next-generation DRAM,” [link] Nov 2011 - [Hruska 12] Joel Hruska, “The future of CPU scaling: Exploring options on the cutting edge,” [link] Feb 2012 - [Gregg 13] Brendan Gregg, “Blazing Performance with Flame Graphs,” [link] 2013 - [Shimpi 13] Anand Lal Shimpi, “Seagate to Ship 5TB HDD in 2014 using Shingled Magnetic (..)

Performance 103

Performance Latency Cache Virtualization 103

Dynatrace

OCTOBER 17, 2019

We’re currently in a technological era where we have a large variety of computing endpoints at our disposal like containers, Platform as a Service (PaaS), serverless, virtual machines, APIs, etc. We went from managing five EC2 instances in 2011 to around 1,000 in 2017. with more being added continually.

Code 167

Code Infrastructure DevOps Cloud 167

ACM Sigarch

APRIL 26, 2018

They unveiled their first two embedded AI chips fabricated with TSMC 40nm process in December 2017: “Journey 1.0 EPU: Emotion Processing Unit is designed by Emoshape , as the MCU microchip design to enable a true emotional response in AI, robots and consumer electronic devices as a result of a virtually unlimited cognitive process.

Hardware 99

Hardware Artificial Intelligence Architecture Google 99

Brendan Gregg

SEPTEMBER 25, 2021

CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. Note that Ubuntu also has a frame to show entry into vDSO (virtual dynamic shared object). Over the years, more and more articles have been published about clocksource in virtual machines, and it's now a well-known issue.

Speed 103

Speed Java AWS Virtualization 103

SQL Performance

APRIL 8, 2019

Back on December 5, 2017, Microsoft announced that they were using AMD EPYC 7551 processors in their storage-optimized Lv2-Series virtual machines. The key specifications for the Lsv2 series virtual machines are shown in Table 1. The post AMD EPYC Processors in Azure Virtual Machines appeared first on SQLPerformance.com.

Azure 42

Azure Virtualization Storage Benchmarking 42

All Things Distributed

JUNE 30, 2017

So much so, that in March 2017, we announced Amazon Connect, which is the result of nearly ten years of work to build cloud-based contact centers at scale to power customer service for more than 50 Amazon teams and subsidiaries, including Amazon.com, Zappos, and Audible. For instance, Zillow trains and retrains 7.5

Artificial Intelligence 114

Artificial Intelligence Lambda AWS Virtualization 114

The Symphonia

DECEMBER 6, 2017

Correspondingly, 3GB functions should see a 2x CPU performance improvement over 1.5GB Lambdas, but this is through doubling the number of cores the function has access to, rather than double the virtualized time-slices. That means that 3GB functions might not see a linear speed bump for primarily single threaded functions. We’re the experts!

Serverless 40

Serverless Lambda AWS Traffic 40

SQL Performance

JULY 8, 2020

The outer query then filters from those three orders only those that were placed on or after July 8 th , 2017. This query generates the following output: orderid orderdate -- - 10250 2017-07-08 (1 row affected). As long as the grouping column is very dense, the size of the Orders table becomes virtually insignificant.

Servers 110

Servers Code Performance Processing 110

All Things Distributed

OCTOBER 2, 2017

In support of Amazon Prime Day 2017, the biggest day in Amazon retail history, DynamoDB served over 12.9 VPC Endpoints give you the ability to control whether network traffic between your application and DynamoDB traverses the public Internet or stays within your virtual private cloud. million requests per second.

Internet 110

Internet Internet AWS Performance 110

Brendan Gregg

FEBRUARY 28, 2023

Make sure your system can handle next-generation DRAM,” [link] , Nov 2011 [Hruska 12] Joel Hruska, “The future of CPU scaling: Exploring options on the cutting edge,” [link] , Feb 2012 [Gregg 13] Brendan Gregg, “Blazing Performance with Flame Graphs,” [link] , 2013 [Shimpi 13] Anand Lal Shimpi, “Seagate to Ship 5TB HDD in 2014 using Shingled Magnetic (..)

Performance 52

Performance Latency Cache Virtualization 52

Brendan Gregg

JULY 4, 2021

BBR: Congestion-Based Congestion Control,” [link] 2016 - [Gregg 16] Brendan Gregg, “Unikernel Profiling: Flame Graphs from dom0,” [link] Jan 2016 - [Gregg 16b] Brendan Gregg, “Linux 4.X Titus, the Netflix container management platform, is now open source,” [link] Apr 2018 - [Cutress 19] Dr.

Performance 52

Performance Latency Hardware Storage 52

Sutter's Mill

AUGUST 13, 2023

8:00 – summary slide of features demonstrated at CppCon 2022 – safety for C++; goal of 50x fewer CVEs due to type/bounds/lifetime/init safety – simplicity for C++; goal of 10x less to know 10:00 – 2.

C++ 83

C++ Efficiency Design Virtualization 83

SQL Performance

AUGUST 27, 2019

TPC-H Benchmark Results with SQL Server 2017. HPE has already submitted a new official TPC-H result on SQL Server 2017 for a single-socket, HPE Proliant DL325 Gen10 1U server that was 743,750 QphH@1000GB. TPC-E Benchmark Results with SQL Server 2017. AMD Rome Second Generation EPYC Review: 2x 64-core Benchmarked.

Servers 52

Servers Benchmarking Virtualization Architecture 52

Tech News Gather

NOVEMBER 22, 2022

The application world began to move forward after Google announced Kotlin as the new programming language for Android Apps at the 2017 I/O conference. It runs on the Java Virtual Machine. The following year, in 2017, Google announced Kotlin support as a first-class Android programming language. In October 2017, Android 3.0

Development 52

Development Java Programming Google 52

Tech News Gather

NOVEMBER 15, 2022

Apple’s official move into augmented reality was announced at WWDC in 2017. Putting virtual furniture in a home is an excellent example of how Tango is better than ARKit. Thanks to hand detection, users can be more expressive and have a more personal experience in virtual reality (VR), eliminating the need for bulky devices.

Development 52

Development Virtualization Government Media 52

Percona Community

JUNE 8, 2018

Since summer 2017, Amazon RDS supports encryption at rest using AWS Key Management Service (KMS) for db.t2.small medium database instances, making the feature now available to virtually every instance class and type. small and db.t2.medium Unless you are running Previous Generation DB Instances or you can only afford to run a db.t2.micro,

Virtualization 40

Virtualization AWS Database Availability 40

Percona

APRIL 12, 2023

2017: MongoDB goes public, trading as MDB. With Percona, you can also have on-demand or round-the-clock expert support and services for MongoDB regardless of whether your infrastructure is on-premises, in the cloud, or in a DBaaS, bare metal, virtualized, or containerized environment.

Open Source 98

Open Source Programming Database Servers 98

SQL Server According to Bob

APRIL 24, 2018

Last October we released SQL Server 2017 including support for Linux and Docker Containers. docker pull microsoft/mssql-server-linux:2017-latest. As I moved to other jobs, the PC was becoming very popular as was the Windows Operating System. “Bob, I love what Microsoft is doing with Linux but I’m a MacBook user.

Servers 40

Servers Internet Internet Open Source 40

Percona

JULY 7, 2023

HA in PostgreSQL databases delivers virtually continuous availability, fault tolerance, and disaster recovery. 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. there cannot be high availability.

Availability 98

Availability Open Source Architecture Database 98

O'Reilly

APRIL 23, 2024

Google not only crawled and indexed virtually every page on the web, it looked at how sites linked to each other, tracked which of the ten top links it showed were clicked on the most, which ones led people to come back and try another and which sent them away satisfied.

Social Media 135

Social Media Google Internet Internet 135

Abhishek Tiwari

DECEMBER 1, 2017

At re:Invent 2017, Amazon Web Services (AWS) announced Amazon Time Sync Service which provides a highly accurate and reliable global time reference. Amazon Time Sync Service is available at no extra cost for customers using EC2 instances in Amazon Virtual Private Cloud (VPC). This service is immediately available in all AWS regions.

AWS 55

AWS Google Database Virtualization 55

Smashing Magazine

DECEMBER 22, 2021

To help us do better, UX Planet published a four-part article series on streamlining the checkout experience back in 2017 which is still gold for everyone working on a checkout flow today. Stéphanie Walter gave a talk about enhancing UX with CSS animations at the virtual Shift Remote conference in August last year.

Mobile 136

Mobile Airlines Design Strategy 136

Tasktop

JANUARY 27, 2021

Expanding on the significant role that virtual product development plays in modern automotive manufacturing, René and Mik discussed how value stream management (VSM) has enabled BMW to successfully expand its presence in the Chinese market. Mik Kersten, about BMW’s ongoing transformation in the Age of Software. Value Stream Networks.

Code 52

Code Automotive Government Network 52

Brendan Gregg

SEPTEMBER 25, 2021

CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. Note that Ubuntu also has a frame to show entry into vDSO (virtual dynamic shared object). Over the years, more and more articles have been published about clocksource in virtual machines, and it's now a well-known issue.

Speed 40

Speed Java AWS Virtualization 40

IO River

NOVEMBER 2, 2023

Delta Air Lines experienced a severe system outage in 2017, resulting in flight cancellations and delays across their network. In massively multiplayer online games (MMOs), where players can trade virtual goods, downtime can even have real-world financial implications for players.

Availability 52

Availability Social Media Traffic Games 52

IO River

NOVEMBER 2, 2023

Delta Air Lines experienced a severe system outage in 2017, resulting in flight cancellations and delays across their network. In massively multiplayer online games (MMOs), where players can trade virtual goods, downtime can even have real-world financial implications for players.

Availability 52

Availability Social Media Traffic Games 52

Smashing Magazine

JUNE 3, 2022

And today, we still have type in a digital context, but it travels through cables, wirelessly on smartphones, and in virtual reality glasses in 3D. Later on, in the 1980s, type started to be used in a digital context in computers. There are many different classifications of typefaces.

Performance 123

Performance Design Best Practices Testing 123

Percona

SEPTEMBER 1, 2023

This blog was originally published in October 2017 and was updated in September 2023. Although we can tweak the number of tickets available in WiredTiger, there is a virtual limit – which means that changing the available tickets might generate processor overload instead of increasing performance.

Best Practices 98

Best Practices Traffic Database Servers 98

ACM Sigarch

FEBRUARY 23, 2018

Richard Thaler won the 2017 Nobel prize in Economics for his work on Behavioral Economics. Virtualization, for instance, was being addressed by IBM in the 1960s. Both virtualization and power burst onto the architecture community seemingly out of nowhere even though there was a clear historical basis and trend for both.

Architecture 47

Architecture Cache Hardware Virtualization 47

Alex Russell

DECEMBER 31, 2023

Barrels of virtual ink has been spilt documenting unfair app store terms, conditions, and competition. The story picks up in 2017, two years after the release of PWAs and Push Notifications in Chrome. You can repeat this trick with any DMA story from the past year. Or spot-check coverage of the NTIA's February report.

Google 104

Google Mobile Games Strategy 104

Alex Russell

APRIL 29, 2021

WebGL 2 launched for other platforms on Chrome and Firefox in 2017. Now in development in WebKit after years of radio silence, WebXR APIs provide Augmented Reality and Virtual Reality input and scene information to web applications. The underlying graphics capabilities from OpenGL ES 3.0

Media 145

Media Games Education Engineering 145

Brendan Gregg

AUGUST 8, 2017

rc5-virtual (bgregg-xenial-bpf-i-0b7296777a2585be1) 08/01/2017 _x86_64_ (8 CPU) 10:15:51 PM UID PID %usr %system %guest %CPU CPU Command 10:16:51 PM 0 18468 2.85 It spends several minutes mostly blocked on disk reads. Here are the stats, collected from three different terminal windows: terma$ pidstat -p `pgrep -x tar` 60.

Latency 111

Latency Metrics C++ Systems 111

Percona

AUGUST 15, 2023

This blog was originally published in February 2017 and was updated in August 2023. It’s a rather new plugin build for virtual synchronous replication. wsrep patches / Galera Library This solution is virtually synchronous, which is comparable to Group Replication. and was GA’ed in MySQL 5.7.17.

Servers 52

Servers Database Availability Traffic 52

Brendan Gregg

JULY 14, 2019

It originated as Berkeley Packet Filter (BPF), an in-kernel execution engine that processes a virtual instruction set, and has been extended (aka eBPF) for providing a safe way to extend kernel functionality. Since BPF does so many things, it is becoming a technology name and no longer an acronym. BPF is in the Linux kernel. ## Why Your Book?

Systems 40

Systems Performance Education Technology 40

SQL Server According to Bob

DECEMBER 31, 2018

protected virtual void Dispose(bool bDisposing) { if (true == bDisposing) { m_MatchingTree.Dispose(); m_MatchingTree = null; if (null != virtual public void AbortAllWorkers() { if (null != protected virtual void Dispose(bool bDispose) { CompleteAllWork(); // If not shutdown do so now }. Start(); }. ScatterGather.cs.

Efficiency 40

Efficiency Code Servers Cache 40