Krazy Glew's Blog

Andy "Krazy" Glew is a computer architect, a long time poster on comp.arch ... and an evangelist of collaboration tools such as wikis, calendars, blogs, etc. Plus an occasional commentator on politics, taxes, and policy. Particularly the politics of multi-ethnic societies such as Quebec, my birthplace.

The content of this blog is my personal opinion. It is not that of my employer. See Disclaimer.

Photo credit: http://docs.google.com/View?id=dcxddbtr_23cg5thdfj

Tuesday, March 06, 2012

malloc and transactyional memory (TM)

http://semipublic.comp-arch.net/wiki/Transactional_memory_and_malloc Dynamic memory allocation such as malloc is a classic example of wh...

Pseudo-atomic - atomic operations that can fail

http://semipublic.comp-arch.net/wiki/Pseudo-atomic [[Pseudo-atomic]] is a term that I (Glew) have coined to refer to atomic operations th...

New(ish) IBM z196 synchronization instructions

http://semipublic.comp-arch.net/wiki/Interlocked-access_facility#New_IBM_z196_synchronization_instructions = New IBM z196 synchronization...

Sounds like a Fraudster Phone Call

I just received a phone call whose caller ID says "Credit Service", 11:59am, 1-701-661-1003. Recorded message saying something l...

Monday, March 05, 2012

Warnings, variables, and unnested brackets

I have long been fascinated by improperly nested bracketed constructs, such as [ ( ] ). Today I ran into an example of a situation that mi...

Sunday, March 04, 2012

IBM z196 high word facility

http://semipublic.comp-arch.net/wiki/High-word_facility == Discussion == The [[high-word facility]] is somewhat intermediate between [[...

Regional Pricing

Interesting observation about regional pricing differentials: I am purchasing bookshelves. Google Ikea, found yellow and green Billy book...

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Andy "Krazy" Glew

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