Java has no architected heap limit. I've seen applications that use several GB of heap.
Any heap limits are purely a result of the specific implementation. On Feb 25, 10:31 am, spaceraiders <spaceraid...@gmail.com> wrote: > After writing Java apps for a while and being mindful of the heap > memory limit (typically 16Mb or 24Mb), I was surprised to discover > recently that NDK apps have no limit on how much memory they can > allocate. I have a few queries: > > 1. Why was the decision made to not enforce the same limitations on > NDK code? > > 2. What are the implications of rewriting apps that use the NDK to > allocate, say, double the regular Java heap limit? I've done some > experiments and e.g. using 40Mb on a phone with 256Mb RAM and a Java > heap limit of 24Mb doesn't seem to cause any noticeable problems. > Background apps start getting killed when you use a lot more memory > though. > > 3. Are there any plans to increase the Java heap limit? Seeing as > phones are now getting >=512Mb RAM, giving less than 10% of this to > the foreground app seems an odd limitation. > > I've noticed apps on the market that say they require 256Mb RAM to run > (!) so other developers are definitely taking advantage of the NDK in > this way. I much prefer coding in Java but the memory limit makes > certain apps very tough to write so sticking to Java makes it hard to > compete with developers that use the NDK. -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en