Expert insights. Personalized for you.
We’re proud to announce the general availability of OneAgent full-stack monitoring for the AIX operating system. When we examine IBM Power Systems usage by industry, the majority of Fortune 500 companies run their most demanding mission-critical workloads on AIX. MORE
Desired Capabilities is a class used to declare a set of basic requirements such as combinations of browsers, operating systems, browser versions, etc. Get the right outcomes from Selenium testing. You may also like: Discover the Top Tips and Tricks of the Selenium WebDriver. MORE
Current Operating systems support changes. The following operating systems will no longer be supported starting 01 March 2020. Dynatrace news.Net. Added support for Azure Functions 2.x. Node.js. Added support for Node.js 13 for Linux, Alpine Linux 64-bit (PPCLE). Added support for Node.js 13 for Linux, Alpine Linux 64-bit (x86), Windows (x86). Added support for MongoDB PHP for Windows 1.3+. Added support for Memcached 3.0.0+. Added support for Redis 4.0.0+. MORE
So, those of you limited to Windows-only systems can now also enjoy all the goodness of having HTTP monitors deliver API testing right to your door! So, if you want to assign new ActiveGates to a location, they don’t have to be based on the same operating system. MORE
If I see tolerating and frustrated visitors, is it related to a region, country, device, or an operating system? Dynatrace news. MORE
LeaseOS borrows the concept of a lease from distributed systems, but with a rather nice twist, and is able to reduce power wastage by 92% with no disruption to application experience and no changes required to the apps themselves. Uncategorized mobile Operating Systems MORE
At the start of November I was privileged to attend HPTS (the High Performance Transaction Systems) conference in Asilomar. This means that the overheads of system calls become much more noticeable. " Uncategorized Hardware Operating Systems MORE
Operating systems. Current Operating systems support changes. The following operating systems will no longer be supported starting 01 May 2020. Dynatrace news. New features and enhancements. Easily change OneAgent metadata, host name, and monitoring mode. Added support for Spring AMQP 2.2. Added support for Go 1.14 for Linux, Alpine Linux 64-bit (x86), Windows (x86). Added support for EulerOS 2.3, Current support changes. MORE
Operating systems. Upcoming Operating systems support changes. The following operating systems will no longer be supported starting 2020/03/01. The following operating systems will no longer be supported starting 2020/05/01. The following operating systems will no longer be supported starting 2020/07/01. The following operating systems will no longer be supported starting 2020/07/01. OneAgent Operator version 0.5 MORE
Werner Vogels weblog on building scalable and robust distributed systems. Back-to-Basics Weekend Reading - Using continuations to implement thread management and communication in operating systems. All Things Distributed. MORE
There are many resources you can use for this, and it may even be best to use a combination of them: WebPageTest : The industry standard for measuring site performance – results are collected from real browsers running common operating systems. MORE
Upcoming Operating systems support changes. The following operating systems will no longer be supported starting 01 May 2020. The following operating systems will no longer be supported starting 01 June 2020. The following operating systems will no longer be supported starting 01 July 2020. The following operating systems will no longer be supported starting 01 August 2020. Dynatrace news. 10 March, 2020. MORE
Because OneAgent operates on your critical hosts where the services that comprise your business applications are located, Dynatrace must ensure the highest possible security in monitoring the operating systems and services that run on these hosts. Dynatrace news. MORE
Uncategorized Hardware Operating SystemsCompress objects, not cache lines: an object-based compressed memory hierarchy Tsai & Sanchez, ASPLOS’19. Last time out we saw how Google have been able to save millions of dollars though memory compression enabled via zswap. MORE
Challenging this idea, and suggesting that in complex systems, this linearity is soothingly deceptive?—?but Operations engineers, on the other hand, tend to nod and engage with the idea that linear narratives of the complex world may be deceptive. MORE
Ginseng: keeping secrets in registers when you distrust the operating system Yun & Zhong et al., In doing so, the app assumes that the operating system (OS) is trustworthy. MORE
Telegraf is an agent that runs on your operating system of choice, schedules gathering metrics and events from various sources and then sends them to one or more sinks, such as InfluxDB or Kafka. Learn how to use Telegraf on Windows. MORE
” This paper describes a “far memory” system that has been in production deployment at Google since 2016. With a far memory tier in place operators can choose between packing more jobs onto each machine, or reducing the DRAM capacity, both of which lead to TCO reductions. MORE
Werner Vogels weblog on building scalable and robust distributed systems. Flexibility is one of the key principles of Amazon Web Services - developers can select any programming language and software package, any operating system, any middleware and any database to build systems and applications that meet their requirements. All Things Distributed. AWS Elastic Beanstalk: A Quick and Simple Way into the Cloud. By Werner Vogels on 18 January 2011 04:00 PM. Permalink. MORE
Parallel testing can be used when the app is to be tested on a different version of the operating system or when there is a new version of the app to be launched. These days software firms are putting in a lot of effort to attain quality at speed. MORE
I work quickly on my computer and I get frustrated when I am forced to wait on an operation that should be fast. Remember that these are calls to the operating system – kernel calls. MORE
Uncategorized Containers Operating SystemsFirecracker: lightweight virtualisation for serverless applications , Agache et al., NSDI’20. Finally the NSDI’20 papers have opened up to the public (as of last week), and what a great looking crop of papers it is. MORE
Just as today’s systems offer memory protection, they call this time protection. The paper focuses on two key use cases: A confined component running in its own security domain, connected to the rest of the system by explicit (e.g. Uncategorized Operating Systems Security MORE
Platforms that need to be tested: If yours is a desktop application, list down the operating systems that should be tested. If yours is a mobile application, then list down the supported mobile operating systems. MORE
In April of this year, we released a long-awaited GA version of the full-stack OneAgent for the IBM AIX operating system. AIX is considered to be one of the core operating systems used by our largest customers. Dynatrace news. MORE
Werner Vogels weblog on building scalable and robust distributed systems. I am pretty sure some if not all of these papers deserved to be elected to the hall of fame of best papers in distributed systems. Feb 11 - A Survey of Rollback-Recovery Protocols in Message-Passing Systems , E. MORE
The role of the operating system in a kernel-bypass era. I can’t believe we’ve arrived at the end-of-term again already! I’ll be taking a four-week break from writing The Morning Paper, normal service resumes on Monday 19th August. A big milestone will slip quietly by during this recess – it was five years ago on the 30th July 2014 that I read and shared the very first paper in this current streak of paper reading. MORE
abstract capabilities are constructed only through legitimate provenance chains of operations, successively reducing permissions from initial maximally permissive capabilities provided at machine reset. The MIPS rows show the test suite results on a standard mips64 system. MORE
Traditionally it has been the responsibility of the operating system’s task scheduler to mitigate this performance isolation problem. In this way a user-space process defines a “fence” within which CFS operates for each container. MORE
So, he started selling open source Linux and Unix operating systems with his famous sales pitch “You wouldn’t buy a car with the hood welded shut”. Soon thereafter, in 1995, they became one company under the name “Red Hat” and started operating out of Raleigh, North Carolina. MORE
The global object space contains all objects (potentially across multiple systems), allowing persistent pointers to refer to data with long lifetimes and giving software the ability to operate directly on persistent structures. Uncategorized Operating Systems MORE
One of the biggest problems with test automation on any platform or operating system is synchronizing test automation interactions with the user interface (UI). MORE
Today, considering the wide range of browsers, devices and operating systems available, cross browser testing plays a crucial role in the software development industry. It allows us to test a web application in any browser and across any operating system. MORE
A DNS related exploit of Unix and Linux based operating systems has been gaining attention lately. The vulnerability exploits a bug in the GNU C library commonly referred to as the GLibC, serves as the core C library for many flavors of Linux and Unix based operating systems. MORE
And recommended system configuration: Two or more cores 8GB or more of memory Operating Systems: Windows (8.1 / Server 2012 R2 or better) macOS (10.13 To see the condensed tooltip for an operator, hover over the operator. MORE
It’s not just your code that writes out log messages, every other piece of software does, from the operating system all the way up the stack. Logging is a natural part of coding. Believe it or not, we’ve all programmed logging into our code. MORE
Operating systems. Upcoming Operating systems support changes. The following operating systems will no longer be supported starting 01 April 2020. The following operating systems will no longer be supported starting 01 May 2020. The following operating systems will no longer be supported starting 01 June 2020. The following operating systems will no longer be supported starting 01 July 2020. Dynatrace news. MORE
PostgreSQL is the fourth most popular database management system in the world, and heavily used in all sizes of applications from small to large. Easier access to files, features, and the operating system. Metadata search among rows in database system tables. MORE
Werner Vogels weblog on building scalable and robust distributed systems. Back-to-Basics Weekend Reading - Virtualizing Operating Systems. This weekends back-to-basics reading is on operating system virtualization. There are two papers that deserve the "classic" tag as they both form the basis for operating system virtualization that is in production today. All Things Distributed. MORE
More notes interspersed below… Most of TACC’s supercomputer systems are national resources, open to (unclassified) scientific research in all areas. This includes all architectures, all compilers, all operating systems, and all system configurations. MORE
This weekend we go back in time all the way to the beginning of operating systems research. In the first SOSP conference in 1967 there were several papers that laid the foundation for the development of structured operating systems. MORE
performance mysql memory operating system bug memory management memory allocatorsWhen users experience memory usage issues with any software, including MySQL, their first response is to think that it’s a symptom of a memory leak. As this story will show, this is not always the case. This story is about a bug. MORE
BPF is the biggest operating systems change I've seen in my career, and it's thrilling to be a part of it. At Netflix we have 15 BPF programs running on cloud servers by default; Facebook has 40. MORE
This article examines the history of architectural support, summarizes research philosophies, and delves into possible reasons for relatively little support for software security in current systems. Attestation—Providing systems the means to attest or verify the integrity of their components. MORE
Operating System Related Topics DZone
MAY 7, 2019
performance mysql memory operating system bug memory management memory allocatorsWhen users experience memory usage issues with any software, including MySQL, their first response is to think that it’s a symptom of a memory leak. As this story will show, this is not always the case. This story is about a bug.
The Morning Paper
APRIL 4, 2019
Ginseng: keeping secrets in registers when you distrust the operating system Yun & Zhong et al., In doing so, the app assumes that the operating system (OS) is trustworthy.
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All Things Distributed
JULY 20, 2012
Werner Vogels weblog on building scalable and robust distributed systems. Back-to-Basics Weekend Reading - Virtualizing Operating Systems. This weekends back-to-basics reading is on operating system virtualization. There are two papers that deserve the "classic" tag as they both form the basis for operating system virtualization that is in production today. All Things Distributed.
The Morning Paper
MARCH 1, 2020
Uncategorized Containers Operating SystemsFirecracker: lightweight virtualisation for serverless applications , Agache et al., NSDI’20. Finally the NSDI’20 papers have opened up to the public (as of last week), and what a great looking crop of papers it is.
The Morning Paper
MAY 21, 2019
” This paper describes a “far memory” system that has been in production deployment at Google since 2016. With a far memory tier in place operators can choose between packing more jobs onto each machine, or reducing the DRAM capacity, both of which lead to TCO reductions.
The Morning Paper
DECEMBER 8, 2019
At the start of November I was privileged to attend HPTS (the High Performance Transaction Systems) conference in Asilomar. This means that the overheads of system calls become much more noticeable. " Uncategorized Hardware Operating Systems
The Morning Paper
MAY 23, 2019
Uncategorized Hardware Operating SystemsCompress objects, not cache lines: an object-based compressed memory hierarchy Tsai & Sanchez, ASPLOS’19. Last time out we saw how Google have been able to save millions of dollars though memory compression enabled via zswap.
The Morning Paper
MAY 27, 2019
abstract capabilities are constructed only through legitimate provenance chains of operations, successively reducing permissions from initial maximally permissive capabilities provided at machine reset. The MIPS rows show the test suite results on a standard mips64 system.
The Morning Paper
DECEMBER 10, 2019
The global object space contains all objects (potentially across multiple systems), allowing persistent pointers to refer to data with long lifetimes and giving software the ability to operate directly on persistent structures. Uncategorized Operating Systems
The Morning Paper
APRIL 14, 2019
Just as today’s systems offer memory protection, they call this time protection. The paper focuses on two key use cases: A confined component running in its own security domain, connected to the rest of the system by explicit (e.g. Uncategorized Operating Systems Security
All Things Distributed
MAY 10, 2013
Werner Vogels weblog on building scalable and robust distributed systems. Back-to-Basics Weekend Reading - Using continuations to implement thread management and communication in operating systems. All Things Distributed.
All Things Distributed
JANUARY 19, 2011
Werner Vogels weblog on building scalable and robust distributed systems. Flexibility is one of the key principles of Amazon Web Services - developers can select any programming language and software package, any operating system, any middleware and any database to build systems and applications that meet their requirements. All Things Distributed. AWS Elastic Beanstalk: A Quick and Simple Way into the Cloud. By Werner Vogels on 18 January 2011 04:00 PM. Permalink.
Dynatrace
APRIL 6, 2020
Operating systems. Current Operating systems support changes. The following operating systems will no longer be supported starting 01 May 2020. Dynatrace news. New features and enhancements. Easily change OneAgent metadata, host name, and monitoring mode. Added support for Spring AMQP 2.2. Added support for Go 1.14 for Linux, Alpine Linux 64-bit (x86), Windows (x86). Added support for EulerOS 2.3, Current support changes.
Dynatrace
FEBRUARY 7, 2020
Operating systems. Upcoming Operating systems support changes. The following operating systems will no longer be supported starting 01 April 2020. The following operating systems will no longer be supported starting 01 May 2020. The following operating systems will no longer be supported starting 01 June 2020. The following operating systems will no longer be supported starting 01 July 2020. Dynatrace news.
DZone
NOVEMBER 20, 2019
Desired Capabilities is a class used to declare a set of basic requirements such as combinations of browsers, operating systems, browser versions, etc. Get the right outcomes from Selenium testing. You may also like: Discover the Top Tips and Tricks of the Selenium WebDriver.
Dynatrace
MARCH 10, 2020
Upcoming Operating systems support changes. The following operating systems will no longer be supported starting 01 May 2020. The following operating systems will no longer be supported starting 01 June 2020. The following operating systems will no longer be supported starting 01 July 2020. The following operating systems will no longer be supported starting 01 August 2020. Dynatrace news. 10 March, 2020.
TechBeacon Testing
AUGUST 28, 2019
One of the biggest problems with test automation on any platform or operating system is synchronizing test automation interactions with the user interface (UI).
DZone
DECEMBER 3, 2019
Telegraf is an agent that runs on your operating system of choice, schedules gathering metrics and events from various sources and then sends them to one or more sinks, such as InfluxDB or Kafka. Learn how to use Telegraf on Windows.
Dotcom-Montior
FEBRUARY 29, 2016
A DNS related exploit of Unix and Linux based operating systems has been gaining attention lately. The vulnerability exploits a bug in the GNU C library commonly referred to as the GLibC, serves as the core C library for many flavors of Linux and Unix based operating systems.
Dynatrace
JANUARY 17, 2020
Current Operating systems support changes. The following operating systems will no longer be supported starting 01 March 2020. Dynatrace news.Net. Added support for Azure Functions 2.x. Node.js. Added support for Node.js 13 for Linux, Alpine Linux 64-bit (PPCLE). Added support for Node.js 13 for Linux, Alpine Linux 64-bit (x86), Windows (x86). Added support for MongoDB PHP for Windows 1.3+. Added support for Memcached 3.0.0+. Added support for Redis 4.0.0+.
All Things Distributed
JUNE 12, 2015
This weekend we go back in time all the way to the beginning of operating systems research. In the first SOSP conference in 1967 there were several papers that laid the foundation for the development of structured operating systems.
Dynatrace
SEPTEMBER 7, 2019
In April of this year, we released a long-awaited GA version of the full-stack OneAgent for the IBM AIX operating system. AIX is considered to be one of the core operating systems used by our largest customers. Dynatrace news.
Dynatrace
DECEMBER 12, 2019
Operating systems. Upcoming Operating systems support changes. The following operating systems will no longer be supported starting 2020/03/01. The following operating systems will no longer be supported starting 2020/05/01. The following operating systems will no longer be supported starting 2020/07/01. The following operating systems will no longer be supported starting 2020/07/01. OneAgent Operator version 0.5
DZone
JUNE 12, 2019
Parallel testing can be used when the app is to be tested on a different version of the operating system or when there is a new version of the app to be launched. These days software firms are putting in a lot of effort to attain quality at speed.
Dynatrace
APRIL 3, 2020
Because OneAgent operates on your critical hosts where the services that comprise your business applications are located, Dynatrace must ensure the highest possible security in monitoring the operating systems and services that run on these hosts. Dynatrace news.
Brendan Gregg
DECEMBER 2, 2019
BPF is the biggest operating systems change I've seen in my career, and it's thrilling to be a part of it. At Netflix we have 15 BPF programs running on cloud servers by default; Facebook has 40.
DZone
JULY 25, 2019
It’s not just your code that writes out log messages, every other piece of software does, from the operating system all the way up the stack. Logging is a natural part of coding. Believe it or not, we’ve all programmed logging into our code.
Dynatrace
APRIL 16, 2019
So, those of you limited to Windows-only systems can now also enjoy all the goodness of having HTTP monitors deliver API testing right to your door! So, if you want to assign new ActiveGates to a location, they don’t have to be based on the same operating system.
Testsigma
APRIL 2, 2020
Platforms that need to be tested: If yours is a desktop application, list down the operating systems that should be tested. If yours is a mobile application, then list down the supported mobile operating systems.
The Netflix TechBlog
JUNE 4, 2019
Traditionally it has been the responsibility of the operating system’s task scheduler to mitigate this performance isolation problem. In this way a user-space process defines a “fence” within which CFS operates for each container.
Scalegrid
SEPTEMBER 16, 2019
PostgreSQL is the fourth most popular database management system in the world, and heavily used in all sizes of applications from small to large. Easier access to files, features, and the operating system. Metadata search among rows in database system tables.
ACM Sigarch
OCTOBER 25, 2019
This article examines the history of architectural support, summarizes research philosophies, and delves into possible reasons for relatively little support for software security in current systems. Attestation—Providing systems the means to attest or verify the integrity of their components.
Randon ASCII
SEPTEMBER 8, 2019
I work quickly on my computer and I get frustrated when I am forced to wait on an operation that should be fast. Remember that these are calls to the operating system – kernel calls.
John McCalpin
APRIL 2, 2020
More notes interspersed below… Most of TACC’s supercomputer systems are national resources, open to (unclassified) scientific research in all areas. This includes all architectures, all compilers, all operating systems, and all system configurations.
Testsigma
DECEMBER 27, 2019
Today, considering the wide range of browsers, devices and operating systems available, cross browser testing plays a crucial role in the software development industry. It allows us to test a web application in any browser and across any operating system.
Dynatrace
APRIL 16, 2019
We’re proud to announce the general availability of OneAgent full-stack monitoring for the AIX operating system. When we examine IBM Power Systems usage by industry, the majority of Fortune 500 companies run their most demanding mission-critical workloads on AIX.
Dynatrace
OCTOBER 28, 2019
If I see tolerating and frustrated visitors, is it related to a region, country, device, or an operating system? Dynatrace news.
MachMetrics
DECEMBER 14, 2019
There are many resources you can use for this, and it may even be best to use a combination of them: WebPageTest : The industry standard for measuring site performance – results are collected from real browsers running common operating systems.
J. Paul Reed
FEBRUARY 27, 2019
Challenging this idea, and suggesting that in complex systems, this linearity is soothingly deceptive?—?but Operations engineers, on the other hand, tend to nod and engage with the idea that linear narratives of the complex world may be deceptive.
SQL Performance
JULY 11, 2019
And recommended system configuration: Two or more cores 8GB or more of memory Operating Systems: Windows (8.1 / Server 2012 R2 or better) macOS (10.13 To see the condensed tooltip for an operator, hover over the operator.
All Things Distributed
DECEMBER 18, 2012
Werner Vogels weblog on building scalable and robust distributed systems. I am pretty sure some if not all of these papers deserved to be elected to the hall of fame of best papers in distributed systems. Feb 11 - A Survey of Rollback-Recovery Protocols in Message-Passing Systems , E.
Dynatrace
MAY 7, 2019
So, he started selling open source Linux and Unix operating systems with his famous sales pitch “You wouldn’t buy a car with the hood welded shut”. Soon thereafter, in 1995, they became one company under the name “Red Hat” and started operating out of Raleigh, North Carolina.
The Morning Paper
JULY 21, 2019
The role of the operating system in a kernel-bypass era. I can’t believe we’ve arrived at the end-of-term again already! I’ll be taking a four-week break from writing The Morning Paper, normal service resumes on Monday 19th August. A big milestone will slip quietly by during this recess – it was five years ago on the 30th July 2014 that I read and shared the very first paper in this current streak of paper reading.
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