diff options
Diffstat (limited to 'lib/mnesia/src/mnesia_controller.erl')
| -rw-r--r-- | lib/mnesia/src/mnesia_controller.erl | 34 |
1 files changed, 23 insertions, 11 deletions
diff --git a/lib/mnesia/src/mnesia_controller.erl b/lib/mnesia/src/mnesia_controller.erl index 02c175760e..4791e2e290 100644 --- a/lib/mnesia/src/mnesia_controller.erl +++ b/lib/mnesia/src/mnesia_controller.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2014. All Rights Reserved. +%% Copyright Ericsson AB 1996-2016. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -78,7 +78,7 @@ change_table_majority/1, del_active_replica/2, wait_for_tables/2, - get_network_copy/2, + get_network_copy/3, merge_schema/0, start_remote_sender/4, schedule_late_disc_load/2 @@ -329,14 +329,14 @@ release_schema_commit_lock() -> unlink(whereis(?SERVER_NAME)). %% Special for preparation of add table copy -get_network_copy(Tab, Cs) -> +get_network_copy(Tid, Tab, Cs) -> % We can't let the controller queue this one % because that may cause a deadlock between schema_operations % and initial tableloadings which both takes schema locks. % But we have to get copier_done msgs when the other side % goes down. call({add_other, self()}), - Reason = {dumper,add_table_copy}, + Reason = {dumper,{add_table_copy, Tid}}, Work = #net_load{table = Tab,reason = Reason,cstruct = Cs}, %% I'll need this cause it's linked trough the subscriber %% might be solved by using monitor in subscr instead. @@ -385,6 +385,8 @@ force_load_table(Tab) when is_atom(Tab), Tab /= schema -> do_force_load_table(Tab); disc_only_copies -> do_force_load_table(Tab); + {ext, _, _} -> + do_force_load_table(Tab); unknown -> set({Tab, load_by_force}, true), cast({force_load_updated, Tab}), @@ -775,7 +777,7 @@ handle_call({net_load, Tab, Cs}, From, State) -> true -> Worker = #net_load{table = Tab, opt_reply_to = From, - reason = {dumper,add_table_copy}, + reason = {dumper,{add_table_copy, unknown}}, cstruct = Cs }, add_worker(Worker, State); @@ -1180,11 +1182,11 @@ handle_info(Done = #loader_done{worker_pid=WPid, table_name=Tab}, State0) -> Done#loader_done.needs_announce == true, Done#loader_done.needs_reply == true -> i_have_tab(Tab), - %% Should be {dumper,add_table_copy} only + %% Should be {dumper,{add_table_copy, _}} only reply(Done#loader_done.reply_to, Done#loader_done.reply); Done#loader_done.needs_reply == true -> - %% Should be {dumper,add_table_copy} only + %% Should be {dumper,{add_table_copy,_}} only reply(Done#loader_done.reply_to, Done#loader_done.reply); Done#loader_done.needs_announce == true, Tab == schema -> @@ -1533,8 +1535,8 @@ update_whereabouts(Tab, Node, State) -> Storage == unknown -> %% No own copy, continue to read remotely add_active_replica(Tab, Node), - NodeST = mnesia_lib:storage_type_at_node(Node, Tab), - ReadST = mnesia_lib:storage_type_at_node(Read, Tab), + NodeST = mnesia_lib:semantics(mnesia_lib:storage_type_at_node(Node, Tab), storage), + ReadST = mnesia_lib:semantics(mnesia_lib:storage_type_at_node(Read, Tab), storage), if %% Avoid reading from disc_only_copies NodeST == disc_only_copies -> ignore; @@ -1588,6 +1590,7 @@ last_consistent_replica(Tab, Downs) -> Ram = Cs#cstruct.ram_copies, Disc = Cs#cstruct.disc_copies, DiscOnly = Cs#cstruct.disc_only_copies, + Ext = Cs#cstruct.external_copies, BetterCopies0 = mnesia_lib:remote_copy_holders(Cs) -- Downs, BetterCopies = BetterCopies0 -- Ram, AccessMode = Cs#cstruct.access_mode, @@ -1620,7 +1623,7 @@ last_consistent_replica(Tab, Downs) -> false; Storage == ram_copies -> if - Disc == [], DiscOnly == [] -> + Disc == [], DiscOnly == [], Ext == [] -> %% Nobody has copy on disc {true, {Tab, ram_only}}; true -> @@ -1865,6 +1868,11 @@ info([Tab | Tail]) -> dets:info(Tab, size), dets:info(Tab, file_size), "bytes on disc"); + {ext, Alias, Mod} -> + info_format(Tab, + Mod:info(Alias, Tab, size), + Mod:info(Alias, Tab, memory), + "words of mem"); _ -> info_format(Tab, ?ets_info(Tab, size), @@ -2148,6 +2156,10 @@ load_table_fun(#net_load{cstruct=Cs, table=Tab, reason=Reason, opt_reply_to=Repl reply_to = ReplyTo, reply = {loaded, ok} }, + AddTableCopy = case Reason of + {dumper,{add_table_copy,_}} -> true; + _ -> false + end, if ReadNode == node() -> %% Already loaded locally @@ -2157,7 +2169,7 @@ load_table_fun(#net_load{cstruct=Cs, table=Tab, reason=Reason, opt_reply_to=Repl Res = mnesia_loader:disc_load_table(Tab, load_local_content), Done#loader_done{reply = Res, needs_announce = true, needs_sync = true} end; - AccessMode == read_only, Reason /= {dumper,add_table_copy} -> + AccessMode == read_only, not AddTableCopy -> fun() -> disc_load_table(Tab, Reason, ReplyTo) end; true -> fun() -> |