Remove 2004 Remove Benchmarking Remove Testing
article thumbnail

The Return of the Frame Pointers

Brendan Gregg

As my former Sun Microsystems colleague Eric Schrock (nickname Schrock) wrote in November 2004 : "On i386, you at least had the advantage of increasing the number of usable registers by 20%. This technique saves two instructions in the prologue and epilogue and makes one additional general-purpose register (%rbp) available."

Java 137
article thumbnail

Measuring The Performance Of Typefaces For Users (Part 1)

Smashing Magazine

How would we test to see if there is any difference between a good sans serif and a serif typeface with users? This diversity adds to the difficulty and complexity of defining and testing typefaces. For a proper test setup you would need to modify one parameter while keeping every other parameter unchanged.

Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

Data Mining Problems in Retail

Highly Scalable

A/B testing and panel surveys are used in such cases to get additional data points that improve the precision of the model. A recommender system with multiple objectives was suggested in [JW10] and then developed and tested in practice at a large scale by LinkedIn [RP12]. Marlin, 2004. Problem 1 : Response Modeling. Levin, 2013.

Retail 152
article thumbnail

SQL Server I/O Basics Chapter #1

SQL Server According to Bob

Microsoft SQL Server I/O Basics Author: ​​ Bob Dorr, Microsoft SQL Server Escalation Published: ​​ December, 2004 SUMMARY: ​​ Learn the I/O requirements for Microsoft SQL Server database file operations. © ​​ 2004 Microsoft Corporation. ​​ All rights reserved.

Servers 40
article thumbnail

What Adrian Did Next?—?Part 2?—?Sun Microsystems

Adrian Cockcroft

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
article thumbnail

SQL Server I/O Basics Chapter #2

SQL Server According to Bob

Pull-the-plug ​​ power ​​ outage testing ​​ Power outage testing ​​ is ​​ a fundamental and critical part of the administrator’s data safety and integrity requirements. ​​ Incorrect configurations lead to data loss.

Servers 40