[erlang-questions] where it's the best way to store a very big term object shared between processes
Jesper Louis Andersen
jesper.louis.andersen@REDACTED
Thu Oct 22 13:58:13 CEST 2015
A shot to try is to use a map instead. A trie should compress better on
paper, but I'm not sure the overhead in Erlang makes it competitive with
just shoving everything into a map (on 18.x), which uses a HAMT.
On Thu, Oct 22, 2015 at 1:56 PM, Jesper Louis Andersen <
jesper.louis.andersen@REDACTED> wrote:
>
> On Thu, Oct 22, 2015 at 1:19 PM, Adam Krupička <akrupicka@REDACTED>
> wrote:
>
>> The gen_server approach would be more efficient; most efficient would be
>> storing a copy of the trie in each process (but also most memory
>> wasteful).
>>
>
> Alternatively, level compress[0] the first few levels into N processes.
>
> [0] Technically you then get a concurrent level-compressed trie.
>
>
> --
> J.
>
--
J.
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