Re: Question about memory size and performance
Jeff Kesselman <[email protected]> Tue, 11 Dec 2007 13:39:49 -0500
| Newsgroups | gmane.comp.windows.devel.java.advanced |
|---|---|
| Message-ID | <[email protected]> |
Mann, Ivan H wrote: > I recall the studies from the 60's on memory allocation, and the answer then was that after a while memory fragmentation gets to be a serious problem as requests for memory blocks of different sizes are made and they use most of pieces of existing blocks, but leave small pieces that can be too small. The result is that you can have a lot of memory not being used but not available because it exists in blocks smaller than the requests that you make. > I'm pretty sure Java moves things in memory to defragment the heap. Thats why a reference isnt a pointer. -- ======================================================================= Journalism 101: The difference between news and a press release News tells you what the reporter thinks is true. A press release tells you what a company wants *you* to think is true. Only bad reporters think the two are the same. =================================== This list is hosted by DevelopMentor® http://www.develop.com View archives and manage your subscription(s) at http://discuss.develop.com