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Add information on startup options

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This commit is contained in:
Martin Sumner 2018-05-02 15:48:16 +01:00
parent a9db4a0082
commit ef9ac57c5e
3 changed files with 82 additions and 6 deletions
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14
src/leveled_bookie.erl
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@ -83,6 +83,7 @@
-define(SNAPSHOT_TIMEOUT, 300000).
-define(CACHE_SIZE_JITTER, 25).
-define(JOURNAL_SIZE_JITTER, 20).
-define(ABSOLUTEMAX_JOURNALSIZE, 4000000000).
-define(LONG_RUNNING, 80000).
-define(RECENT_AAE, false).
-define(COMPRESSION_METHOD, lz4).
@ -323,7 +324,7 @@ book_put(Pid, Bucket, Key, Object, IndexSpecs, Tag, TTL) ->
-spec book_mput(pid(), list(tuple())) -> ok|pause.
%% @doc
%%
%% When the store is being run in head_only mode, batches fo object specs may
%% When the store is being run in head_only mode, batches of object specs may
%% be inserted in to the store using book_mput/2. ObjectSpecs should be
%% of the form {ObjectOp, Bucket, Key, SubKey, Value}. The Value will be
%% stored within the HEAD of the object (in the Ledger), so the full object
@ -336,7 +337,7 @@ book_mput(Pid, ObjectSpecs) ->
-spec book_mput(pid(), list(tuple()), infinity|integer()) -> ok|pause.
%% @doc
%%
%% When the store is being run in head_only mode, batches fo object specs may
%% When the store is being run in head_only mode, batches of object specs may
%% be inserted in to the store using book_mput/2. ObjectSpecs should be
%% of the form {action, Bucket, Key, SubKey, Value}. The Value will be
%% stored within the HEAD of the object (in the Ledger), so the full object
@ -892,10 +893,13 @@ startup(InkerOpts, PencillerOpts, State) ->
%% Take the passed in property list of operations and extract out any relevant
%% options to the Inker or the Penciller
set_options(Opts) ->
MaxJournalSize0 = get_opt(max_journalsize, Opts, 10000000000),
MaxJournalSize0 =
min(?ABSOLUTEMAX_JOURNALSIZE,
get_opt(max_journalsize, Opts, 1000000000)),
JournalSizeJitter = MaxJournalSize0 div (100 div ?JOURNAL_SIZE_JITTER),
MaxJournalSize = MaxJournalSize0 -
erlang:phash2(self()) rem JournalSizeJitter,
MaxJournalSize =
min(?ABSOLUTEMAX_JOURNALSIZE,
MaxJournalSize0 - erlang:phash2(self()) rem JournalSizeJitter),
SyncStrat = get_opt(sync_strategy, Opts, sync),
WRP = get_opt(waste_retention_period, Opts),