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Fix memory_usage lua script
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commit
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@ -293,28 +293,30 @@ for i=3,6 do
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end
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end
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local group_names = redis.call("SRANDMEMBER", KEYS[7], tonumber(ARGV[3]))
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local group_sample_total = 0
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for _, gname in ipairs(group_names) do
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local group_key = ARGV[4] .. gname
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local ids = redis.call("ZRANGE", group_key, 0, sample_size - 1)
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local sample_total = 0
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if (table.getn(ids) > 0) then
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for _, id in ipairs(ids) do
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local bytes = redis.call("MEMORY", "USAGE", ARGV[1] .. id)
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sample_total = sample_total + bytes
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if (table.getn(group_names) > 0) then
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local group_sample_total = 0
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for _, gname in ipairs(group_names) do
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local group_key = ARGV[4] .. gname
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local ids = redis.call("ZRANGE", group_key, 0, sample_size - 1)
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local sample_total = 0
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if (table.getn(ids) > 0) then
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for _, id in ipairs(ids) do
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local bytes = redis.call("MEMORY", "USAGE", ARGV[1] .. id)
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sample_total = sample_total + bytes
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end
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local n = redis.call("ZCARD", group_key)
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local avg = sample_total / table.getn(ids)
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group_sample_total = group_sample_total + (avg * n)
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end
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local m = redis.call("MEMORY", "USAGE", group_key)
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if (m) then
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group_sample_total = group_sample_total + m
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end
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local n = redis.call("ZCARD", group_key)
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local avg = sample_total / table.getn(ids)
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group_sample_total = group_sample_total + (avg * n)
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end
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local m = redis.call("MEMORY", "USAGE", group_key)
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if (m) then
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group_sample_total = group_sample_total + m
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end
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local group_size = redis.call("SCARD", KEYS[7])
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local group_memusg_avg = group_sample_total / table.getn(group_names)
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memusg = memusg + (group_memusg_avg * group_size)
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end
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local group_size = redis.call("SCARD", KEYS[7])
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local group_memusg_avg = group_sample_total / table.getn(group_names)
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memusg = memusg + (group_memusg_avg * group_size)
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return memusg
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`)
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