Dynatrace

JUNE 25, 2020

Our Premium High Availability comes with the following features: Active-active deployment model for optimum hardware utilization. – A Dynatrace customer, Head of Performance Engineering. Save on costs for hardware and network bandwidth to optimize total cost of ownership. Automatic recovery for outages for up to 72 hours.

Availability 237

Availability Hardware Latency Traffic 237

Brendan Gregg

JULY 4, 2021

AWS Graviton2); for memory with the arrival of DDR5 and High Bandwidth Memory (HBM) on-processor; for storage including new uses for 3D Xpoint as a 3D NAND accelerator; for networking with the rise of QUIC and eXpress Data Path (XDP); and so on. I also wrote about these topics in detail for my recent [Systems Performance 2nd Edition] book.

Performance 140

Performance Latency Hardware Storage 140

Percona

MARCH 28, 2023

In this blog post, we will dive deep into WiredTiger’s Logging and Checkpoint mechanism. ” This acts as a step to ensure durability by recovering lost data from the same journal files in case of crashes, power, and hardware failures between the checkpoints (see below) Here’s what the process looks like.

Hardware 85

Hardware C++ Storage Cache 85

ACM Sigarch

AUGUST 3, 2023

(Editor’s Note: This post was submitted as a rebuttal to Andrew Chien’s July 24 SIGARCH Blog Post ) The recent post “ Why Embodied Carbon is a poor Architecture Design metric, and Operational Carbon remains an important Problem ” by Prof. Chien’s blog post points to a paper by Bashir et al.

Energy 98

Energy Architecture Hardware Metrics 98

Percona

FEBRUARY 24, 2023

Use reduction at scale requires a cultural shift, and engineers must consider the cost as they think of memory or bandwidth as another deployment KPI. From AWS documentation , Amazon EBS is an easy-to-use, scalable, high-performance block-storage service designed for Amazon EC2.

Cloud 116

Cloud Serverless AWS Storage 116

Percona

JULY 1, 2023

In this blog, we will answer all of these important questions and provide a general overview comparing the two database services, Aurora vs RDS. Understanding DBaaS DBaaS cloud services allow users to use databases without configuring physical hardware and infrastructure or installing software. How do I choose which one to use?

AWS 52

AWS Database Serverless Storage 52

Brendan Gregg

NOVEMBER 29, 2017

Hardware virtualization for cloud computing has come a long way, improving performance using technologies such as VT-x, SR-IOV, VT-d, NVMe, and APICv. The latest AWS hypervisor, Nitro, uses everything to provide a new hardware-assisted hypervisor that is easy to use and has near bare-metal performance. I'd expect between 0.1%

Virtualization 111

Virtualization AWS Hardware Storage 111

Percona

JUNE 22, 2023

In this blog, we will explore various MySQL KPIs that are basic and essential to track using monitoring tools like PMM. They include backup success rate, backup duration, recovery time objective (RTO), recovery point objective (RPO), and backup storage utilization. error_log: Specifies the location of the MySQL error log.

Performance 102

Performance Monitoring Traffic Database 102

Percona

JUNE 22, 2023

Defining high availability In general terms, high availability refers to the continuous operation of a system with little to no interruption to end users in the event of hardware or software failures, power outages, or other disruptions. If a primary server fails, a backup server can take over and continue to serve requests.

Availability 105

Availability Database Open Source Hardware 105

Percona

NOVEMBER 1, 2023

This blog was originally published in January 2021 and updated in November of 2023. In this blog, we will review all of the potential MySQL backup and restore strategies, the cornerstones of any application. Encryption Backups have sensitive data, so it’s highly recommended to encrypt, especially for offsite storage.

Best Practices 77

Best Practices Storage Strategy Database 77

HammerDB

APRIL 19, 2023

In this blog, we aim to call out some key considerations when trying to assess MySQL performance for your application. As database performance is heavily influenced by the performance of storage, network, memory, and processors, we must understand the upper limit of these key components. For storage, FIO is generally used.

Performance 54

Performance Benchmarking Cache Storage 54

Percona

JANUARY 19, 2023

16 years ago, our founder Peter Zaitsev covered this topic and some of the points described there are still valid, and we will cover more on this blog. In this blog post, we will review key topics to consider for managing large datasets more efficiently in MySQL. It can help us to save costs on storage and backup times.

Open Source 85

Open Source Storage Database Big Data 85

Brendan Gregg

JULY 4, 2021

AWS Graviton2); for memory with the arrival of DDR5 and High Bandwidth Memory (HBM) on-processor; for storage including new uses for 3D Xpoint as a 3D NAND accelerator; for networking with the rise of QUIC and eXpress Data Path (XDP); and so on. I also wrote about these topics in detail for my recent [Systems Performance 2nd Edition] book.

Performance 52

Performance Latency Hardware Storage 52

Percona

JULY 7, 2023

This blog highlights considerations for keeping your own PostgreSQL databases highly available and healthy. 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. Failover is essential to minimizing downtime.

Availability 83

Availability Open Source Architecture Database 83

Percona

AUGUST 5, 2023

This blog was originally published in July 2017 and was updated in August 2023. Otherwise, the storage engine does a scatter-gather and queries ALL partitions in a UNION that is not concurrent. This method distributes data evenly across partitions to achieve balanced storage and optimal query performance.

Strategy 40

Strategy Storage Database Best Practices 40

All Things Distributed

AUGUST 24, 2012

The AWS team launched this week Amazon Glacier , a cold storage archive service at the very low price point of $0.01 Which makes this week a good moment to read up on some of the historical work around the costs of data engineering. blog comments powered by Disqus. he posts material that doesnt belong on this blog or on twitter.

Storage 108

Storage Hardware AWS Data Engineering 108

Percona

SEPTEMBER 1, 2023

This blog was originally published in October 2017 and was updated in September 2023. In this blog post, we will talk about MongoDB sharding and walk through the main reasons why you should start a cluster (independent of the approach you have chosen). 2) Hardware limitations Disk and memory are inexpensive nowadays.

Best Practices 71

Best Practices Traffic Database Servers 71

Percona

DECEMBER 14, 2022

This blog is the result of my investigation into column-wise tables. The CITUS columnar extension feature set includes: Highly compressed tables: Reduces storage requirements. The complete CITUS feature set which, except for the Columnar storage component, is not covered in this blog, includes: Distributed tables.

Database 91

Database Analytics Storage Processing 91

Smashing Magazine

JUNE 18, 2020

More specifically, we’re going to talk about storage and UI differences, which are the ones that most often cause confusion to developers when writing Flutter code that they want to be cross-platform. Example 1: Storage. Secure Storage On Mobile. The situation when it comes to mobile apps is completely different.

Storage 94

Storage Mobile Website Java 94

Alex Russell

APRIL 29, 2021

Apple forces developers of competing browsers to use their engine for all browsers on iOS , restricting their ability to deliver a better version of the web platform. They are, pound for pound, some of the best engine developers globally and genuinely want good things for the web. So is speedy resolution and agreement.

Media 145

Media Games Education Engineering 145

Brendan Gregg

NOVEMBER 28, 2017

Hardware virtualization for cloud computing has come a long way, improving performance using technologies such as VT-x, SR-IOV, VT-d, NVMe, and APICv. The latest AWS hypervisor, Nitro, uses everything to provide a new hardware-assisted hypervisor that is easy to use and has near bare-metal performance. I'd expect between 0.1%

Virtualization 40

Virtualization AWS Hardware Storage 40

Testsigma

MAY 3, 2021

We, engineers, love automation! From operating systems to versions to hardware specs, mobile devices stand unique even after being billions in number. But testing this is essential too because data communication over the network cannot be eliminated by putting all the files into the device storage.

Mobile 77

Mobile Testing Operating System Hardware 77

Testsigma

JULY 3, 2021

More control: While performing on-premise testing, organizations have more control over configurations, setup, hardware, and software. The security and data storage infrastructure has to meet certain security compliances and standards; only then, the infrastructure is good to go for testing. appeared first on Testsigma Blog.

Cloud 57

Cloud Testing Storage DevOps 57

SQL Server According to Bob

DECEMBER 18, 2018

Microsoft SQL Server Database Engine Input/Output Requirements. Device level flushing may have an impact on your I/O caching, read ahead or other behaviors of the storage system. Neal, Matt, and others from Windows Storage, Windows Azure Storage, Windows Hyper-V, … validating Windows behaviors. · The Back Story.

Servers 90

Servers Media Cache Storage 90

Percona

AUGUST 29, 2023

Its query engine not only parallelizes incoming SQL queries for time series but also has the ability to create column-wise tables making it ideal for OLAP analysis duties. The distributed query engine can route and parallelize SELECT, DML, and other operations on distributed tables across the cluster.

C++ 79

C++ Database Storage Testing 79

The Morning Paper

MAY 28, 2019

We don’t talk about energy as often as we probably should on this blog, but it’s certainly true that our data centres and various IT systems consume an awful lot of it. The goal is to produce a low-energy hardware classifier for embedded applications doing local processing of sensor data. Encoding decision trees using race logic.

Energy 52

Energy Hardware Efficiency Architecture 52

The Morning Paper

JANUARY 30, 2020

physics engine that simulates 3D cubes falling from the air. These use their regression models to estimate processing time (which will depend on the hardware available, current load, etc.). The kind of edge server envisaged here might, for example, be integrated with your WiFi access point.

Mobile 104

Mobile Cloud Latency Games 104

Percona

APRIL 17, 2023

In this blog post, we will discuss the best practices on the MongoDB ecosystem applied at the Operating System (OS) and MongoDB levels. For example: Read/Write tickets WiredTiger uses tickets to control the number of read / write operations simultaneously processed by the storage engine.

Best Practices 52

Best Practices Design Tuning Database 52

ACM Sigarch

AUGUST 20, 2018

Looking at current hardware and software security research, however, we are seeing a number of technologies that are being developed that limit this type of broad interoperability. In cloud computing, for example, encryption techniques are being explored to enable both encrypted storage and processing of data on a cloud platform.

Hardware 47

Hardware Operating System Architecture Software 47

High Scalability

NOVEMBER 25, 2019

This is a guest post by Kalpesh Patel , an Engineer, who for Egnyte from home. It is limited by the disk space; it can’t expand storage elastically; it chokes if you run few I/O intensive processes or try collaborating with 100 other users. Optimize on prem cold storage cost. 500+ Storage nodes powered by Tomcat/Nginx.

Architecture 52

Architecture Cache Azure Storage 52

The Netflix TechBlog

FEBRUARY 9, 2021

Growth Engineering at Netflix?—?Automated In the Growth Engineering team, we refer to this as the top of the signup funnel. For more background on the signup funnel and Growth Engineering’s role in the signup funnel, please read our initial post on the topic: Growth Engineering at Netflix? Accelerating Innovation.

Engineering 165

Engineering Storage Latency Entertainment 165

All Things Distributed

JULY 13, 2010

Additionally, many high-end HPC applications take advantage of knowing their in-house hardware platforms to achieve major speedup by exploiting the specific processor architecture. Cluster Computer Instances are similar to other Amazon EC2 instances but have been specifically engineered to provide high performance compute and networking.

Cloud 118

Cloud AWS Automotive Latency 118

All Things Distributed

APRIL 5, 2012

Recently I had great conversations with Troy Otillio, Senior Development Manager at Intuit and Jack Murgia, Senior DevOps Engineer at Edmodo. Jack and his engineers have created a safe social app for teachers and students. blog comments powered by Disqus. he posts material that doesnt belong on this blog or on twitter.

Innovation 146

Innovation AWS Education Network 146

Alex Russell

JULY 14, 2021

The 85% global-share OS (Android) has historically facilitated browser choice and diversity in browser engines. Engine diversity is essential, as it is the mechanism that causes competition to deliver better performance, capability, privacy, security, and user controls. If so, it's a browser regardless of the underlying engine.

Google 121

Google Mobile Engineering Internet 121

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. Heterogeneous ISA.

Architecture 12

Architecture Hardware Cache Storage 12

Brendan Gregg

SEPTEMBER 5, 2017

This includes many great engineers who I'm sure will excel in whatever they choose to work on next. Linux has been adding tracing technologies over the years: kprobes (kernel dynamic tracing), uprobes (user-level dynamic tracing), tracepoints (static tracing), and perf_events (profiling and hardware counters).

Virtualization 76

Virtualization AWS Engineering Hardware 76

Percona

JANUARY 17, 2019

On multi-core machines – which is the majority of the hardware nowadays – and in the cloud, we have multiple cores available for use. now has a version which will support parallelism for SELECT queries (utilizing the read capacity of storage nodes underneath the Aurora cluster). With faster disks (i.e. AWS Aurora (based on MySQL 5.6)

Cache 46

Cache C++ AWS Airlines 46