一般教養としてのGarbage Collection (PDF)
Garbage Collection ( ) (endo@logos.t.u-tokyo.ac.jp) 6 : Jan 27, 2005 1 Garbage Collection ? 2 (1) (2) ( 1) C C++, Pascal ML Java, Perl C malloc (allocate) free ( malloc Java/C++ ML tuple record ) C ( / free) 12 ML tuple record garbage collection(GC) GC • UNIX (1995 ) emacs GC • Java web Java 0.5 / ( )black box GC GC ( 1) Java Sun HotSpot VM (Ver. 1.4.2) GC 3 generational GC (6.2 ) ( ) copying GC (
To Trie or not to Trie – a comparison of efficient data structures
Since my discussion thread on the efficiency of the in-memory data structure of ZeroMQ with Martin Sustrik, I have been reading up a bit by bit on efficient data structures, primarily from the perspective of memory utilization. Data structures that provide constant lookup time with minimal memory utilization can give a significant performance boost since access to CPU cache is considerably faster
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