[kaffe] memory management / gc
Godmar Back
gback at cs.utah.edu
Thu Aug 15 11:24:03 PDT 2002
Although it is hard to answer your question with the information you
provide, I would say that fragmentation could cause that.
Keep in mind that Kaffe's collector doesn't move any objects.
As to how to use your memory more efficiently, I would look for
memory leaks in the program.
- Godmar
>
> Hi!
>
> I have a new problem: :-)
> What does the statistic in the appendix mean? It says that there are 82.8% of
> 22528KB free???
> 1. But when I try to allocate 22 100000B arrays it says that it has a
> memory error...
> 2. But 3879KB of 22528KB are much less than 17.2%.
>
> Can somebody explain me this statistics, please?
> Can somebody tell me hoe I could use the memory more efficient, please?
>
> Bye
> Arne
>
> appendix:
> <GC: heap 22528K, total before 3879K, after 3879K (104422/104422 objs)
> 82.8% free, alloced 8K (#7), marked 2822K, swept 0K (#0)
> 0 objs (0K) awaiting finalization>
> Memory statistics:
> ------------------
> j.l.String: Nr 285 Mem 11K other-nowalk: Nr 4 Mem 0K
> obj-no-final: Nr 169 Mem 5K prim-arrays: Nr 297 Mem 26K
> ref-arrays: Nr 13 Mem 641K j.l.Class: Nr 176 Mem 22K
> obj-final: Nr 90013 Mem 2109K java-bytecode: Nr 1075 Mem 38K
> exc-table: Nr 73 Mem 3K jitcode: Nr 446 Mem 152K
> static-data: Nr 59 Mem 1K constants: Nr 157 Mem 93K
> other-fixed: Nr 8823 Mem 320K dtable: Nr 143 Mem 10K
> methods: Nr 153 Mem 195K fields: Nr 89 Mem 10K
> utf8consts: Nr 2174 Mem 103K interfaces: Nr 82 Mem 1K
> locks: Nr 0 Mem 0K thread-ctxts: Nr 8 Mem 48K
> gc-refs: Nr 177 Mem 4K jit-temp-data: Nr 6 Mem 79K
>
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