Brendan Gregg

SEPTEMBER 5, 2017

What follows are topics that may be of interest to anyone looking to migrate their systems and skillset: scan these to find topics that interest you. ## ZFS ZFS is available for Linux via the [zfsonlinux] and [OpenZFS] projects, and more recently was included in Canonical's Ubuntu Linux distribution: Ubuntu Xenial 16.04 LTS (April 2016).

Virtualization 75

Virtualization AWS Engineering Hardware 75

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. Casey Rosenthal (traffic and chaos) Models of Availability. schedtool –B PID.

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. Casey Rosenthal (traffic and chaos) Models of Availability. schedtool –B PID.

Tuning 52

Tuning AWS Best Practices Network 52

All Things Distributed

JUNE 30, 2017

When you call for customer assistance, you often need to wait for an agent to become available after navigating a set of menus. Once connected, the systems that power call centers generally don't do a good job of using and sharing available information. For instance, Zillow trains and retrains 7.5 " Jeff: "No, actually."

Artificial Intelligence 114

Artificial Intelligence Lambda AWS Virtualization 114

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 100

Hardware Artificial Intelligence Architecture Google 100

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). Checking those available: $ cat /sys/devices/system/clocksource/clocksource0/available_clocksource. This was much worse many years ago on Xen virtual machine guests.

Speed 103

Speed Java AWS Virtualization 103

All Things Distributed

OCTOBER 2, 2017

We were pushing the limits of what was a leading commercial database at the time and were unable to sustain the availability, scalability and performance needs that our growing Amazon business demanded. In support of Amazon Prime Day 2017, the biggest day in Amazon retail history, DynamoDB served over 12.9 million requests per second.

Internet 110

Internet Internet AWS Performance 110

IO River

NOVEMBER 2, 2023

What is 5 Nines Availability?In However, consumers often prioritize availability in many systems. Furthermore, there are many recognized standards to measure the availability of a service or system, and the most common one is to measure it as a percentage."Five This level of availability equates to only about 5.26

Availability 52

Availability Social Media Traffic Games 52

IO River

NOVEMBER 2, 2023

What is 5 Nines Availability?In However, consumers often prioritize availability in many systems. Furthermore, there are many recognized standards to measure the availability of a service or system, and the most common one is to measure it as a percentage."Five This level of availability equates to only about 5.26

Availability 52

Availability Social Media Traffic Games 52

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. 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. Memory (GiB).

Azure 42

Azure Virtualization Storage Benchmarking 42

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. Traffic shaping / canary deployment was pre-announced at Serverless Conf NYC in October, and this is now available.

Serverless 40

Serverless Lambda AWS Traffic 40

Percona

APRIL 12, 2023

Let’s start with this: MongoDB is accurately referred to as source-available software. 2017: MongoDB goes public, trading as MDB. Built on MongoDB Community Edition, the software includes freely available enterprise-grade encryption, security, usability, backup, and scale features. Now, back to MongoDB itself.

Open Source 98

Open Source Programming Database Servers 98

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

Tech News Gather

NOVEMBER 22, 2022

There are numerous JVM languages available for use when developing Android apps. 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. In October 2017, Android 3.0 Multi-Platform.

Development 52

Development Java Programming Google 52

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

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

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 micro, every other instance class now supports native encryption at rest using KMS.

Virtualization 40

Virtualization AWS Database Availability 40

O'Reilly

APRIL 23, 2024

As the internet grew, the amount of information available to consumers became so vast that it outran traditional human means of curation and selection. Available at: [link]. In the early idealistic days of internet expansion, the leading companies earned outsized profits by solving the attention allocation problem.

Social Media 133

Social Media Google Internet Internet 133

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

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. This service is immediately available in all AWS regions. Amazon Time Sync Service is available at no extra cost for customers using EC2 instances in Amazon Virtual Private Cloud (VPC).

AWS 55

AWS Google Database Virtualization 55

Percona

SEPTEMBER 1, 2023

This blog was originally published in October 2017 and was updated in September 2023. To address these challenges, architects must design robust and scalable MongoDB databases and adopt appropriate sharding strategies that can efficiently handle increasing workloads while ensuring continuous availability. What is sharding in MongoDB?

Best Practices 98

Best Practices Traffic Database Servers 98

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.

Airlines 136

Airlines Mobile Design Strategy 136

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. There are many typefaces, and many of them are very similar or are nearly identical to previous or contemporary versions available. There are many different classifications of typefaces.

Performance 123

Performance Design Best Practices Testing 123

Alex Russell

DECEMBER 31, 2023

Barrels of virtual ink has been spilt documenting unfair app store terms, conditions, and competition. Rather than digging into the texture of iOS, Android, and the differing web features available on each, businesses tend to bulk accept or reject the app store model. You can repeat this trick with any DMA story from the past year.

Google 104

Google Mobile Games Strategy 104

Percona

AUGUST 15, 2023

This blog was originally published in February 2017 and was updated in August 2023. MySQL replication provides high availability, load balancing, and data redundancy, enhancing system reliability. Replication also provides for data availability by enabling failover to a replica in case the primary server becomes unavailable.

Servers 52

Servers Database Availability Virtualization 52

SQL Server According to Bob

FEBRUARY 13, 2020

Note:​​ My colleague, Pat, enhanced the SQL Server VDI feature allowing VDI backup/restore utility support on Linux for SQL Server 2017 so you always have your choice in backup/restore storage providers on Linux and Windows.

Servers 40

Servers Availability Transportation Database 40

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 48

Architecture Cache Hardware Virtualization 48

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

Brendan Gregg

AUGUST 8, 2017

Based on the date, I looked up the kernel mailing list archives to find the actual patch, but the oldest email available is from June 1995, when the sysadmin writes: "While working on a system to make these mailing archives scale more effecitvely I accidently destroyed the current set of archives (ah whoops).". 3 tar termb$ iostat -x 60. [.]

Latency 111

Latency Metrics C++ Systems 111

SQL Server According to Bob

DECEMBER 31, 2018

This was a project I created in 2014 to help Microsoft SQL Server support process incoming XEvent files, including the ability to merge XEvent files from multiple servers such as replication or high availability XEvent capture. virtual public void AbortAllWorkers() { if (null != m_PartitionedItemStorage = null; m_stopWatch = null; } }.

Efficiency 40

Efficiency Code Servers Cache 40

SQL Server According to Bob

DECEMBER 18, 2018

Durability is a cornerstone of any database system and starting with SQL Server 2017 on Linux Cumulative Update 6 (CU6), SQL Server on Linux enables “Forced Flush” behavior as described in this article , improving durability on non-Fua optimized systems. “Be Filesystem Type 1K-blocks Used Available Use% Mounted on. Msft Virtual Disk 1.0

Servers 90

Servers Media Cache Storage 90

The Netflix TechBlog

OCTOBER 14, 2024

To efficiently utilize our compute resources, Titus employs a CPU oversubscription feature , meaning the combined virtual CPUs allocated to containers exceed the number of available physical CPUs on a Titus agent. You will notice a do-while loop that is linear to the virtual memory area.

Latency 214

Latency Virtualization Traffic Processing 214