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fix sphinx_build memory leak bug, caused by mongo_cursor

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This commit is contained in:
Kevin Lynx 2013-07-31 12:16:14 +08:00
parent 46c99cabd8
commit e1c905b0a7
1 changed files with 10 additions and 1 deletions
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11
src/sphinx_builder/sphinx_torrent.erl
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@ -100,7 +100,16 @@ try_load_next(_, _) ->
do_load_torrents(Skip, Size) ->
Conn = mongo_pool:get(?POOLNAME),
mongo:do(safe, master, Conn, ?DBNAME, fun() ->
% 1: cost lots of memory even close the cursor
%Cursor = mongo:find(?COLLNAME, {}, {}, Skip, Size),
%Ret = mongo_cursor:rest(Cursor), but close the cursor will reduce the memory
% 2: cost lots of memory more than solution 1
%Cursor = mongo:find(?COLLNAME, {}, {}, Skip),
%mongo_cursor:take(Cursor, Size),
% 3:
Cursor = mongo:find(?COLLNAME, {}, {}, Skip),
mongo_cursor:take(Cursor, Size)
Ret = mongo_cursor:take(Cursor, Size),
mongo_cursor:close(Cursor),
Ret
end).