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1 | -module(beam_stats_ets_table). |
2 | ||
3 | -include("include/beam_stats_ets_table.hrl"). | |
4 | ||
5 | -export_type( | |
6 | [ t/0 | |
7 | , id/0 | |
8 | ]). | |
9 | ||
10 | -export( | |
11 | [ of_id/1 | |
a8d431d1 SK |
12 | ]). |
13 | ||
14 | -type id() :: | |
15 | atom() | |
16 | | ets:tid() | |
17 | % integer() is just a workaround, to let us mock ets:tid(), which is | |
18 | % opaque, but represented as an integer, without Dialyzer complaining. | |
19 | | integer() | |
20 | . | |
21 | ||
22 | -type t() :: | |
23 | #?MODULE{}. | |
24 | ||
25 | -spec of_id(id()) -> | |
26 | t(). | |
27 | of_id(ID) -> | |
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28 | WordSize = beam_stats_source:erlang_system_info(wordsize), |
29 | NumberOfWords = beam_stats_source:ets_info(ID, memory), | |
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30 | NumberOfBytes = NumberOfWords * WordSize, |
31 | #?MODULE | |
32 | { id = ID | |
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33 | , name = beam_stats_source:ets_info(ID, name) |
34 | , size = beam_stats_source:ets_info(ID, size) | |
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35 | , memory = NumberOfBytes |
36 | }. |