Conspiracy Theory #1

Walter Bright newshound1 at digitalmars.com
Fri Nov 20 10:22:42 PST 2009


dsimcha wrote:
> == Quote from Walter Bright (newshound1 at digitalmars.com)'s article
>> dsimcha wrote:
>>> Yes, and similarly, when I write code to do some complicated processing of gene
>>> expression data or DNA sequences, and it uses RAM measured in gigabytes, I go to
>>> similar lengths to avoid GC for similar reasons.  (That and false pointers.)  It's
>>> not unique to server space.  The reason I still use D instead of C or C++ is
>>> because, even if I'm using every hack known to man to avoid GC, it's still got
>>> insane metaprogramming capabilities, and it's still what std.range and
>>> std.algorithm are written in.
>> Generally, GC only works well if the size of your allocations is << the
>> size of the memory. Are you working with gigabyte sized allocations, or
>> just lots of smaller ones?
> 
> Little from column A, little from column B.

The giant allocations might be better done with malloc.



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