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A thorough introduction to bpftrace

Brendan Gregg

This example instrumented one of many thousands of available events. The probe specifies what events to instrument, the filter is optional and can filter down the events based on a boolean expression, and the action is the mini program that runs. The probe is BEGIN , a special probe that runs at the beginning of the program (like awk).

Latency 68
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Scalability: strong and weak scaling

PDC

In such scenarios, scalability or scaling is widely used to indicate the ability of hardware and software to deliver greater computational power when the amount of resources is increased. Consider a program that takes 20 hours to run using a single processor core. communication and load-balancing in MPI-parallelized programs).

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Progress Delayed Is Progress Denied

Alex Russell

This post mines publicly available data on the pace of compatibility fixes and feature additions to assess the claim. The information it captures is, however, available going back somewhat further, providing a fuller picture of the trend lines of engine completeness. Count of APIs available from JavaScript by Web Confluence.

Media 145
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SQL Server I/O Basics Chapter #1

SQL Server According to Bob

Books Online (BOL) References: ​​ All BOL references cited in this paper are taken from the Microsoft SQL Server 2000 Books Online site (updated to include SP3 functionality), which can be found at: [link] Click the Product Documentation link. Then follow the instructions to either download the BOL or browse online.

Servers 40
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SQL Server On Linux: Forced Unit Access (Fua) Internals

SQL Server According to Bob

SQL Server relies on Forced-Unit-Access (Fua) I/O subsystem capabilities to provide data durability, detailed in the following documents: SQL Server 2000 I/O Basic and SQL Server I/O Basics, Chapter 2. Linux may need similar utilities to control various hardware cache installations. Fua = Forced Unit Access. Device Flush.

Servers 90
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Platform Adjacency Theory

Alex Russell

3] Oh, and it should be imperatively programmed with Lisp-in-C's-clothing. Recall that browsers arose atop platforms that universally provided a host of services by the late 90's: system fonts (to support layout programs, including WYSIWYG editing). multi-tasking & concurrent programming. high-color image raster.

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SQL Server I/O Basics Chapter #2

SQL Server According to Bob

The ​​ SQL Server 2000 I/O Basics ​​ document is a prerequisite to ​​ the information contained in this ​​ document. ​​ Read it before you read this paper.

Servers 40