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Add pre-filter for 2i queries

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This commit is contained in:
martinsumner 2017-03-02 17:49:43 +00:00
parent 84d53295cc
commit b01f7d23df
2 changed files with 175 additions and 38 deletions
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30
src/leveled_penciller.erl
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@ -312,7 +312,6 @@ pcl_releasesnapshot(Pid, Snapshot) ->
pcl_loadsnapshot(Pid, Increment) ->
gen_server:call(Pid, {load_snapshot, Increment}, infinity).
pcl_close(Pid) ->
gen_server:call(Pid, close, 60000).
@ -437,14 +436,27 @@ handle_call({register_snapshot, Snapshot}, _From, State) ->
{reply, {ok, State}, State#state{manifest = Manifest0}};
handle_call({load_snapshot, {BookieIncrTree, BookieIdx, MinSQN, MaxSQN}},
_From, State) ->
L0D = leveled_pmem:add_to_cache(State#state.levelzero_size,
{BookieIncrTree, MinSQN, MaxSQN},
State#state.ledger_sqn,
State#state.levelzero_cache),
{LedgerSQN, L0Size, L0Cache} = L0D,
L0Index = leveled_pmem:add_to_index(BookieIdx,
State#state.levelzero_index,
length(L0Cache)),
{LedgerSQN, L0Size, L0Cache} =
case BookieIncrTree of
empty_cache ->
{State#state.ledger_sqn,
State#state.levelzero_size,
State#state.levelzero_cache};
_ ->
leveled_pmem:add_to_cache(State#state.levelzero_size,
{BookieIncrTree, MinSQN, MaxSQN},
State#state.ledger_sqn,
State#state.levelzero_cache)
end,
L0Index =
case BookieIdx of
empty_index ->
State#state.levelzero_index;
_ ->
leveled_pmem:add_to_index(BookieIdx,
State#state.levelzero_index,
length(L0Cache))
end,
{reply, ok, State#state{levelzero_cache=L0Cache,
levelzero_size=L0Size,
levelzero_index=L0Index,