HammerDB

JULY 5, 2022

Python is a popular programming language, especially for beginners, and consequently we see it occurring in places where it just shouldn’t be used, such as database benchmarking. What programming languages does HammerDB use and why does it matter? Surely any language will do? Background and Concepts. usr/local/bin/tclsh8.6

Benchmarking 98

Benchmarking Database C++ Virtualization 98

HammerDB

JUNE 27, 2022

HammerDB is a software application for database benchmarking. Databases are highly sophisticated software, and to design and run a fair benchmark workload is a complex undertaking. The Transaction Processing Performance Council (TPC) was founded to bring standards to database benchmarking, and the history of the TPC can be found here.

Benchmarking 62

Benchmarking Open Source C++ Cache 62

Brendan Gregg

MARCH 16, 2024

Apart from library code, maybe your application doesn't have frame pointers either, in which case everything is broken. Only in extreme circumstances does the cost (in processor time and I-cache footprint) translate to a tangible benefit - circumstances which usually resort to hand-coded assembly anyway.

Java 145

Java Cache Google Hardware 145

Brendan Gregg

SEPTEMBER 25, 2021

CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. Was there some other program consuming CPU, like a misbehaving Ubuntu service that wasn't in CentOS? Without NMI, some kernel code paths (interrupts disabled) can't be profiled. What on Earth is Ubuntu doing that results in 30% higher CPU time!? ## 1.

Speed 126

Speed Java AWS Virtualization 126

The Morning Paper

SEPTEMBER 24, 2020

Being static , it has the advantage that analysis results can be produced solely from source code without the need to execute the program. But there’s a problem: Enterprise applications represent a major failure of applying programming languages research to the real world — a black eye of the research community.

Java 80

Java Cache Benchmarking Programming 80

Brendan Gregg

SEPTEMBER 25, 2021

CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. Was there some other program consuming CPU, like a misbehaving Ubuntu service that wasn't in CentOS? Without NMI, some kernel code paths (interrupts disabled) can't be profiled. What on Earth is Ubuntu doing that results in 30% higher CPU time!?

Speed 52

Speed Java AWS Virtualization 52

HammerDB

NOVEMBER 30, 2018

HammerDB is open source and all of the source code is available at the sourceforge Git development site here [link] or the github mirror here [link]. In fact all of this source code is also included in readable form with each and every release. Programming Languages. Otherwise the code is the same on all platforms.

Architecture 40

Architecture Virtualization Open Source C++ 40

Brendan Gregg

SEPTEMBER 25, 2021

CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. Was there some other program consuming CPU, like a misbehaving Ubuntu service that wasn't in CentOS? Without NMI, some kernel code paths (interrupts disabled) can't be profiled. What on Earth is Ubuntu doing that results in 30% higher CPU time!? ## 1.

Speed 40

Speed Java AWS Virtualization 40

Alex Russell

APRIL 29, 2021

As an engineer on a browser team, I'm privy to the blow-by-blow of various performance projects, benchmark fire drills, and the ways performance marketing (deeply) impacts engineering priorities. With each team, benchmarks lost are understood as bugs. Provides support for "unread counts", e.g. for email and chat programs.

Media 145

Media Games Education Engineering 145

Percona

SEPTEMBER 1, 2023

It is essentially a set of instructions or a program that is executed automatically in response to specific events or actions occurring within the database. Per-Row Execution : For each affected row, the trigger’s code is executed. This code can include SQL statements, procedures, or other actions defined within the trigger.

Cache 62

Cache Database Games Healthcare 62

Enprowess

SEPTEMBER 20, 2021

Like React, Vue features two-way binding, uses components and a virtual DOM. This JS library uses elements – isolated items of code that may be used to create a lot of complicated logic and UIs. They use lazy loading to extend performance rates and reduce loading times and code refreshes via virtual DOMs. What is React?

Open Source 52

Open Source Mobile Scalability Google 52

SQL Server According to Bob

JANUARY 11, 2020

​​ The following ​​ code ​​ example ​​ shows ​​ the setting ​​ of ​​ values ​​ in ​​ illegal ​​ array positions. ​​ The following table outlines the virtual protection states.

Servers 40

Servers Cache Database Media 40

SQL Server According to Bob

JANUARY 11, 2020

The BPool consumes the majority of the user mode address space leaving only a few 100 MB of the virtual address range free for thread stacks, DLLs, and other activities. The ​​ following ​​ example is a code example taken from the following Microsoft Knowledge Base ​​ article. SQL Server 7.0

Servers 40

Servers Cache Media Hardware 40