Dynatrace

SEPTEMBER 30, 2021

Cloud migration is the process of transferring some or all your data, software, and operations to a cloud-based computing environment that offers unlimited scale and high availability. They need enough hardware to serve their anticipated volume and keep things running smoothly without buying too much or too little. Reduced cost.

Cloud 167

Cloud Traffic Best Practices Strategy 167

The Netflix TechBlog

AUGUST 30, 2021

By Benson Ma , Alok Ahuja Introduction At Netflix, hundreds of different device types, from streaming sticks to smart TVs, are tested every day through automation to ensure that new software releases continue to deliver the quality of the Netflix experience that our customers enjoy.

Latency 213

Latency Traffic Transportation Hardware 213

Percona

NOVEMBER 9, 2023

If you have any experience working with database software, you have undoubtedly heard the term Kubernetes a lot. Kubernetes manages and orchestrates these containers, handling tasks such as deployment, scaling, load balancing, and networking.

Efficiency 106

Efficiency Cloud Healthcare Open Source 106

The Morning Paper

NOVEMBER 15, 2020

An IDS/IPS monitors network flows and matches incoming packets (or more strictly, Protocol Data Units, PDUs) against a set of rules. When used in prevention mode (IPS), this all has to happen inline over incoming traffic to block any traffic with suspicious signatures. IDS/IPS requirements.

Servers 128

Servers Hardware Latency Design 128

Dynatrace

MAY 1, 2020

From the software perspective, Linux players like RedHat, Ubuntu, and SUSE have already entered this market with fully supported enterprise versions of Linux for ARM. Other distributions like Debian and Fedora are available as well, in addition to other software like VMware, NGINX, Docker, and, of course, Java.

Java 133

Java Hardware Tuning Metrics 133

Dotcom-Montior

NOVEMBER 24, 2021

There was a time when standing up a website or application was simple and straightforward and not the complex networks they are today. These systems can include physical servers, containers, virtual machines, or even a device, or node, that connects and communicates with the network. The recipe was straightforward. Peer-to-Peer.

Systems 74

Systems Monitoring Hardware Network 74

Scalegrid

JANUARY 5, 2024

It comprises a collection of interrelated data and a set of software tools that aid in the access, processing, and management of data. Types of DBMS DBMS can be classified into hierarchical, network, relational, and object-oriented types. It provides tools for organizing and retrieving data efficiently.

Efficiency 147

Efficiency Storage Database Scalability 147

Dotcom-Montior

MAY 12, 2020

Network or connection error. Modern web applications and pages, such as single-page applications, that put the user experience at its utmost priority are expected to be available 24/7, anywhere in the world, usable on any screen size, secure, flexible, scalable and be ready to meet traffic spikes on demand. Network latency.

Monitoring 63

Monitoring Entertainment Hardware Latency 63

Percona

FEBRUARY 24, 2023

Figure 1: PMM Home Dashboard From the Amazon Web Services (AWS) documentation , an instance is considered over-provisioned when at least one specification of your instance, such as CPU, memory, or network, can be sized down while still meeting the performance requirements of your workload and no specification is under-provisioned.

Cloud 123

Cloud Serverless AWS Storage 123

Percona

JUNE 22, 2023

Number of slow queries recorded Select types, sorts, locks, and total questions against a database Command counters and handlers used by queries give an overall traffic summary Along with this, PMM also comes with Query Analytics giving much detailed information about queries getting executed.

Performance 108

Performance Monitoring Traffic Database 108

Percona

JULY 7, 2023

Unfortunately, using certain open source database software as part of an HA architecture can present significant challenges. Despite all its upside, PostgreSQL software presents such challenges. PostgreSQL software supports synchronous streaming replication, asynchronous streaming replication, and logical replication.

Availability 88

Availability Open Source Architecture Database 88

Percona

OCTOBER 18, 2023

Limited toolset and features Another challenge that organizations may face when considering open source is the perception that community software versions have a limited set of features. Security and risk The question “ Is Open Source software safe? Look closely at your current infrastructure (hardware, storage, networks, etc.)

Open Source 96

Open Source Database Hardware Strategy 96

Scalegrid

JANUARY 25, 2024

Understanding Redis Performance Indicators Redis is designed to handle high traffic and low latency with its in-memory data store and efficient data structures. It’s important to note that recommended throughput levels may vary depending on factors such as operating system type, network bandwidth availability, and hardware quality.

Metrics 130

Metrics Monitoring Latency Cache 130

HammerDB

OCTOBER 23, 2023

With a simple example such as this, it would not necessarily be expected for the additional network traffic to be significant between the 2 approaches. However, with more complex application logic this network round trip soon becomes a key focus area for improving performance. On MySQL, we saw a 1.5X performance advantage.

Benchmarking 62

Benchmarking Database Network C++ 62

John McCalpin

AUGUST 1, 2018

According to Dr. Bandwidth, performance analysis has two recurring themes: How fast should this code (or “simple” variations on this code) run on this hardware? The user environment defines the mapping of MPI ranks to hardware resources (cores, sockets, nodes). The MPI runtime library. in ways that are seldom transparent.

Hardware 40

Hardware Transportation Performance Latency 40

Testsigma

MAY 19, 2021

Infrastructure as a Service is the term used for those cloud-based solutions that provide complete infrastructure to the users including all the overheads, hardware, and networking facilities. As a user, you just need to pay for the services, install low-level requirements and set up the networking. Software as a Service (SaaS).

DevOps 59

DevOps Cloud Artificial Intelligence Infrastructure 59

All Things Distributed

AUGUST 16, 2012

An apples to apples comparison of the costs associated with running various usage patterns on-premises and with AWS requires more than a simple comparison of hardware expense versus always-on utility pricing for compute and storage. Total Cost of Ownership. s a summary chart of the TCO analysis. What this chart summarizes is that.

AWS 118

AWS Hardware Traffic Best Practices 118

The Morning Paper

MAY 14, 2019

When a QoS violation is predicted to occur and a culprit microservice located, Seer uses a lower level tracing infrastructure with hardware monitoring primitives to identify the reason behind the QoS violation. E.g., in memcached there are five main internal stages, each of which has a hardware or software queue associated with it.

Big Data 45

Big Data Cloud Performance Hardware 45

The Morning Paper

JUNE 25, 2019

There’s another emerging option that we didn’t talk about there: the use of far-memory , memory attached to the network that can be remotely accessed without mediation by a local processor. A key outcome of this design is that only exception events cause data transfers to the consumer, reducing far memory traffic. The last word.

Design 80

Design Cache Hardware Scalability 80

ACM Sigarch

AUGUST 20, 2018

In this post, I argue that software and data interoperability, a hallmark of the modern computer ecosystem, is at the core of several widespread security problems. An alternate approach is to tie data and potentially software to specific physical instances of a digital system. Interoperability.

Hardware 47

Hardware Operating System Architecture Software 47

VoltDB

JUNE 1, 2017

An opening scene involving a traffic jam of Viking boats and a musical number (“Love Can’t Afjord to wait”). Hardware Optimizers” want to get the maximum utilization out of hardware. Private Clouds made of commodity hardware are perceived as the logical solution to this problem. Vikings fight zombies.

Hardware 56

Hardware Latency Virtualization Cloud 56

Dynatrace

AUGUST 5, 2019

With Dynatrace, we follow a combination of agent and agent-less approach where the “secret sauce” lies in our Dynatrace OneAgent (watch my Performance Clinic YouTube tutorial with our Chief Software Architect Helmut Spiegl ). Resource consumption & traffic analysis. Step 3: Detailed Traffic Dependency Analysis.

Cloud 31

Cloud Traffic Database Network 31

Dynatrace

NOVEMBER 20, 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. Disk measurements with per-disk resolution.

Availability 31

Availability Hardware Java Tuning 31

All Things Distributed

SEPTEMBER 6, 2013

When Tom Tom launched the LBS platform they wanted the ability to reach millions of developers all around the world without having them invest a lot of capital upfront in hardware and building expensive data centers so turned to the cloud.

Cloud 129

Cloud Energy AWS Healthcare 129

KeyCDN

AUGUST 15, 2019

In the context of web development, performance testing entails using software tools to simulate how an application runs under specific circumstances. Just because everything works perfectly during production testing doesn’t mean that will be the case when your website is flooded with traffic. What is Performance Testing?

Testing Tools 55

Testing Tools Best Practices Performance Testing Testing 55

VoltDB

JUNE 1, 2017

An opening scene involving a traffic jam of Viking boats and a musical number (“Love Can’t Afjord to wait”). Hardware Optimizers” want to get the maximum utilization out of hardware. Private Clouds made of commodity hardware are perceived as the logical solution to this problem. Vikings fight zombies.

Hardware 40

Hardware Latency Virtualization Cloud 40

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. Disk measurements with per-disk resolution.

Availability 25

Availability Hardware Java Tuning 25

Adrian Cockcroft

NOVEMBER 11, 2019

In the same way that we have moved from a few big software releases a year to continuous delivery of many small changes, we need to move from annual disaster recover tests or suffering when things actually break, to continuously tested resilience. This discussion focuses on hardware, software and operational failure modes.

Latency 52

Latency Engineering Systems Hardware 52

KeyCDN

SEPTEMBER 20, 2018

Monitoring errors on the front-end requires a bit more work because front-end performance is highly dependant on the user’s hardware, software and connection. Of course, there are also times when the problem lies not with your application but with the user’s connection or network configuration.

Strategy 67

Strategy Monitoring Website Google 67

Dotcom-Montior

JUNE 19, 2017

Let’s face it – the ideal load test emulates real world traffic, yet most load testing software doesn’t come close. Thanks to cloud-based virtual servers, LoadView can send traffic to your site or application from around the world. One noteworthy feature is the Network Elements Filter.

Performance Testing 40

Performance Testing Testing Performance Virtualization 40

Adrian Cockcroft

NOVEMBER 11, 2019

In the same way that we have moved from a few big software releases a year to continuous delivery of many small changes, we need to move from annual disaster recover tests or suffering when things actually break, to continuously tested resilience. This discussion focuses on hardware, software and operational failure modes.

Latency 53

Latency Engineering Systems Hardware 53

Percona

APRIL 17, 2023

For example: UUID=f41e390f-835b-4223-a9bb-9b45984ddf8d / xfs rw,noatime,attr2,inode64,noquota 0 0 Unix ulimit settings Most UNIX-like operating systems, including Linux and macOS, provide ways to limit and control the usage of system resources such as threads, files, and network connections on a per-process and per-user basis.

Best Practices 52

Best Practices Design Tuning Database 52

The Morning Paper

JULY 4, 2019

degraded hardware, transient networking problem) or, more often, because of some change deployed by Netflix engineers that did not have the intended effect. Netflix’s system is deployed on the public cloud as complex set of interacting microservices. Defining and running experiments.

Latency 77

Latency Engineering Metrics Traffic 77

Alex Russell

JULY 14, 2021

Meanwhile, on Android, the #2 and #3 sources of web traffic do not respect browser choice. Because they lean on the system-provided WebView component, they do not need to pay the expense of a heavier app download to support rendering HTML, running JavaScript, decoding images, or loading network resources. Camera/mic ( getUserMedia() ).

Google 121

Google Mobile Engineering Internet 121

Smashing Magazine

JANUARY 11, 2021

Networking, HTTP/2, HTTP/3 OCSP stapling, EV/DV certificates, packaging, IPv6, QUIC, HTTP/3. CrUX generates an overview of performance distributions over time, with traffic collected from Google Chrome users. If you don’t have a device at hand, emulate mobile experience on desktop by testing on a throttled 3G network (e.g.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

JANUARY 6, 2020

If you don’t have a device at hand, emulate mobile experience on desktop by testing on a throttled 3G network (e.g. To make the performance impact more visible, you could even introduce 2G Tuesdays or set up a throttled 3G/4G network in your office for faster testing. 300ms RTT, 1.6 Mbps down, 0.8

Performance 145

Performance Cache Network Metrics 145

Brendan Gregg

SEPTEMBER 5, 2017

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). They use third-party software like Docker or Kubernetes to simplify their administration. People rarely create them manually.

Virtualization 76

Virtualization AWS Engineering Hardware 76