nickva commented on a change in pull request #623: Ensure replicator
_active_tasks entry reports recent pending changes
URL: https://github.com/apache/couchdb/pull/623#discussion_r124656998
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File path: src/couch_replicator/src/couch_replicator_scheduler_job.erl
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@@ -652,16 +652,38 @@ changes_manager_loop_open(Parent, ChangesQueue,
BatchSize, Ts) ->
case couch_work_queue:dequeue(ChangesQueue, BatchSize) of
closed ->
From ! {closed, self()};
- {ok, Changes} ->
- #doc_info{high_seq = Seq} = lists:last(Changes),
- ReportSeq = {Ts, Seq},
- ok = gen_server:cast(Parent, {report_seq, ReportSeq}),
- From ! {changes, self(), Changes, ReportSeq}
+ {ok, ChangesOrLastSeqs} ->
+ {LastSeqs, Changes} = lists:partition(
+ fun({last_seq, _Seq}) ->
+ true;
+ (#doc_info{}) ->
+ false
+ end, ChangesOrLastSeqs),
+ ok = maybe_report_last_sequence(Parent, LastSeqs, Ts),
+ ok = maybe_process_changes(Parent, Changes, From, Ts)
end,
changes_manager_loop_open(Parent, ChangesQueue, BatchSize, Ts + 1)
end.
+maybe_report_last_sequence(_Parent, [] = _LastSeqs, _Ts) ->
+ ok;
+maybe_report_last_sequence(Parent, LastSeqs, Ts) ->
+ {last_seq, Seq} = lists:last(LastSeqs),
+ Msg = {report_seq_done, {Ts, Seq}, couch_replicator_stats:new()},
Review comment:
But I'll switch the order. I think it would make more sense.
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