Mechanical Sympathy
Hardware and software working together in harmony
Monday, 5 May 2014
Simple Binary Encoding
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Financial systems communicate by sending and receiving vast numbers of messages in many different formats. When people use terms like "...
43 comments:
Monday, 26 August 2013
Lock-Based vs Lock-Free Concurrent Algorithms
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Last week I attended a review session of the new JSR166 StampedLock run by Heinz Kabutz at the excellent JCrete unconference. StampedLo...
50 comments:
Tuesday, 16 July 2013
Java Garbage Collection Distilled
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Serial, Parallel, Concurrent, CMS, G1, Young Gen, New Gen, Old Gen, Perm Gen, Eden, Tenured, Survivor Spaces, Safepoints, and the hundreds ...
22 comments:
Thursday, 27 June 2013
Printing Generated Assembly Code From The Hotspot JIT Compiler
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Sometimes when profiling a Java application it is necessary to understand the assembly code generated by the Hotspot JIT compiler. This can...
5 comments:
Thursday, 14 February 2013
CPU Cache Flushing Fallacy
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Even from highly experienced technologists I often hear talk about how certain operations cause a CPU cache to "flush". This see...
29 comments:
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