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 | \| ||  |  ___||  | |/ //  /_   _// | \  / || 
 |  ' ||  | ||__    | ' //    -| ||-  |  \/  || 
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 |_|\_||  |_____||  |_|\_\\  /_____// |_|\/|_|| 
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Text this: Performance analysis of queue length monitoring of M/G/1 systems