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fix: queues stop working when there are more than 8k jobs with the same timestamp #550

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merged 1 commit into from
Nov 23, 2022
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fix: queues stop working when there are more than 8k jobs with the same timestamp #550

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20 changes: 14 additions & 6 deletions lib/lua/raiseDelayedJobs.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -10,13 +10,21 @@ returns number of jobs raised and the timestamp of the next job (within the near
local now = tonumber(ARGV[1])

-- raise any delayed jobs that are now valid by moving from delayed to waiting
local raising = redis.call("zrangebyscore", KEYS[1], 0, ARGV[1])
local numRaising = #raising
local offset = 0
-- There is a default 1024 element restriction
local count = 1000
while true do
local raising = redis.call("zrangebyscore", KEYS[1], 0, ARGV[1], 'LIMIT', offset, count)
local numRaising = #raising
offset = offset + numRaising

if numRaising > 0 then
redis.call("lpush", KEYS[2], unpack(raising))
redis.call("zremrangebyscore", KEYS[1], 0, ARGV[1])
if numRaising > 0 then
redis.call("lpush", KEYS[2], unpack(raising))
else
break
end
end
redis.call("zremrangebyscore", KEYS[1], 0, ARGV[1])

local head = redis.call("zrange", KEYS[1], 0, 0, "WITHSCORES")
local nearTerm = -1
Expand All @@ -25,4 +33,4 @@ if next(head) ~= nil then
nearTerm = proximal[2]
end

return {numRaising, nearTerm}
return {offset, nearTerm}