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Resolve snapshotting issue

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Need to make sure the extract from ets happens at the point the snapshot
is taken.
This commit is contained in:
martinsumner 2017-01-05 18:43:55 +00:00
parent 2c828b8eca
commit 1d3fb18df7
1 changed files with 11 additions and 6 deletions
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17
src/leveled_bookie.erl
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@ -457,8 +457,7 @@ code_change(_OldVsn, State, _Extra) ->
%%%============================================================================
load_snapshot(LedgerSnapshot, LedgerCache) ->
Tab = LedgerCache#ledger_cache.mem,
CacheToLoad = {leveled_skiplist:from_orderedset(Tab),
CacheToLoad = {LedgerCache#ledger_cache.loader,
LedgerCache#ledger_cache.min_sqn,
LedgerCache#ledger_cache.max_sqn},
ok = leveled_penciller:pcl_loadsnapshot(LedgerSnapshot, CacheToLoad).
@ -704,18 +703,24 @@ snapshot_store(State, SnapType) ->
PCLopts = #penciller_options{start_snapshot=true,
source_penciller=State#state.penciller},
{ok, LedgerSnapshot} = leveled_penciller:pcl_start(PCLopts),
LedgerCache = readycache_forsnapshot(State#state.ledger_cache),
case SnapType of
store ->
InkerOpts = #inker_options{start_snapshot=true,
source_inker=State#state.inker},
{ok, JournalSnapshot} = leveled_inker:ink_start(InkerOpts),
{ok, {LedgerSnapshot, State#state.ledger_cache},
JournalSnapshot};
{ok, {LedgerSnapshot, LedgerCache}, JournalSnapshot};
ledger ->
{ok, {LedgerSnapshot, State#state.ledger_cache},
null}
{ok, {LedgerSnapshot, LedgerCache}, null}
end.
readycache_forsnapshot(LedgerCache) ->
% Need to convert the Ledger Cache away from using the ETS table
SkipList = leveled_skiplist:from_orderedset(LedgerCache#ledger_cache.mem),
MinSQN = LedgerCache#ledger_cache.min_sqn,
MaxSQN = LedgerCache#ledger_cache.max_sqn,
#ledger_cache{loader=SkipList, min_sqn=MinSQN, max_sqn=MaxSQN}.
set_options(Opts) ->
MaxJournalSize0 = get_opt(max_journalsize, Opts, 10000000000),
JournalSizeJitter = MaxJournalSize0 div (100 div ?JOURNAL_SIZE_JITTER),