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Protect against div by 0

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Make sure that blooms are always at least 1 slot in size
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martinsumner 2017-01-02 18:38:14 +00:00
parent baa644383d
commit b3e189b012
1 changed files with 1 additions and 1 deletions
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2
src/leveled_sst.erl
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@ -621,7 +621,7 @@ build_table_summary(SlotIndex, AllHashes, Level, FirstKey, L, MaxSQN) ->
false ->
element(2, lists:keyfind(default, 1, ?LEVEL_BLOOM_BITS))
end,
BloomSlots = (length(AllHashes) * BloomBits) div 4096,
BloomSlots = max((length(AllHashes) * BloomBits) div 4096, 1),
BloomAddFun =
fun({H, _K}, Bloom) -> leveled_tinybloom:enter(H, Bloom) end,
Bloom = lists:foldr(BloomAddFun,