The Morning Paper

MAY 27, 2019

The process model, user-kernel interactions, dynamic linking, and memory management concerns are all in scope, and the protection spans the OS/DBMS boundary. And this all has to work for whole-system executions, not just the C-language portion of user processes. code is not given access to excessive capabilities. Evaluation.

C++ 61

C++ Hardware Virtualization Benchmarking 61

HammerDB

APRIL 27, 2021

This will show the benchmark options dialog. Benchmark Options. and benchmark set with the bm argument. The schema build is the same process whether built from the GUI or the CLI. HammerDB ins multithreaded and the Virtual Users run independently as operating system threads. dbset db command. foreach loop.

Virtualization 73

Virtualization Benchmarking Database Operating System 73

Adrian Cockcroft

JUNE 21, 2022

Another big jump, but now it was my job to run benchmarks in the lab, and write white papers that explained the new products to the world, as they were launched. I was mostly coding in C, tuning FORTRAN, and when I needed to do a lot of data analysis of benchmark results used the S-PLUS statistics language, that is the predecessor to R.

Tuning 52

Tuning Benchmarking Engineering C++ 52

The Morning Paper

MAY 23, 2019

These techniques work well for scientific programs that are dominated by arrays. However, they are ineffective on object-based programs because objects do not fall neatly into fixed-size blocks and have a more irregular layout. Consider a B-Tree node from the B-tree Java benchmark: Uncompressed, it’s memory layout looks like (a) below.

Cache 61

Cache Benchmarking Hardware Java 61

HammerDB

NOVEMBER 30, 2018

Programming Languages. When you download the source code for HammerDB you can see that the programming language it is written in is called TCL. The following diagram illustrates the process. Virtual Users within HammerDB are operating system threads. The GUI or command line interface is then started.

Architecture 40

Architecture Virtualization Open Source C++ 40

Randon ASCII

APRIL 17, 2018

Windows has long had a reputation for slow file operations and slow process creation. Have you ever wanted to make these operations even slower? Sometimes the most important piece of information you can have when trying to make some process faster is just knowing that it could be faster. Noticing that something is wrong.

Monitoring 43

Monitoring C++ Code Processing 43

SQL Server According to Bob

JANUARY 11, 2020

Because the log record for a page modification does not ​​ exist, the recovery process cannot determine the proper transactional state of the page. SQL Server always checks I/O completion status for any operating system error conditions and proper data transfer size and then handles errors appropriately.

Servers 40

Servers Cache Media Hardware 40

SQL Server According to Bob

JANUARY 11, 2020

Subsystem / Path The ​​ I/O subsystem or path ​​ includes ​​ those ​​ components ​​ that are ​​ used to support an I/O operation. DBCC Page Auditing DBCC page auditing is the process of executing common DBCC consistency checks as pages are read from disk.

Servers 40

Servers Cache Database Media 40

High Scalability

NOVEMBER 25, 2019

Your Laptop has a filesystem used by hundreds of processes. 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. On prem data processing. Locks used for strong consistency across processes. Document store.

Architecture 52

Architecture Cache Azure Storage 52