Abstract: A method of tracking information in a multi-tier computerized environment, the method comprising: receiving an at least one packet; storing data associated with the at least one packet and with an at least one request or transaction associated with the at least one packet; parsing a byte stream generated from conversion of the at least one packet; detecting data associated with the at least one request or transaction related to the byte stream; matching a thread associated with the byte stream with the at least one request or transaction associated with the at least one packet according to predetermined fields within the byte stream, an apparatus for implementing the same and methods for determining resource consumption of requests or transactions.