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72 lines
1.5 KiB
72 lines
1.5 KiB
local function target()
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ngx.re.find("hello, world.", [[\w+\.]], "jo")
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end
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for i = 1, 100 do
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target()
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end
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-- 以上为预热操作
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collectgarbage()
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local function get_random_t1(n)
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math.randomseed(ngx.time())
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local t = {
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"0","1","2","3","4","5","6","7","8","9",
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"a","b","c","d","e","f","g","h","i","j",
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"k","l","m","n","o","p","q","r","s","t",
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"u","v","w","x","y","z",
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"A","B","C","D","E","F","G","H","I","J",
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"K","L","M","N","O","P","Q","R","S","T",
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"U","V","W","X","Y","Z",
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}
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local s = ""
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for i = 1, n do
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s = s .. t[math.random(#t)]
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end
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return s
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end
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local function get_random_t2(n)
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local t = {
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"0","1","2","3","4","5","6","7","8","9",
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"a","b","c","d","e","f","g","h","i","j",
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"k","l","m","n","o","p","q","r","s","t",
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"u","v","w","x","y","z",
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"A","B","C","D","E","F","G","H","I","J",
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"K","L","M","N","O","P","Q","R","S","T",
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"U","V","W","X","Y","Z",
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}
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local s = ""
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for i = 1, n do
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s = s .. t[math.random(#t)]
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end
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return s
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end
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ngx.update_time()
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local begin = ngx.now()
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local N = 1e5
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for i = 1, N do
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get_random_t1(16)
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end
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ngx.update_time()
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ngx.say("test get_random_t1 elapsed: ", (ngx.now() - begin) / N)
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ngx.update_time()
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local begin = ngx.now()
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local N = 1e5
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math.randomseed(ngx.time())
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for i = 1, N do
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get_random_t2(16)
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end
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ngx.update_time()
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ngx.say("test get_random_t2 elapsed: ", (ngx.now() - begin) / N)
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