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Correlating input and output requests between client and server components in a multi-tier application

  • US 9,549,030 B2
  • Filed: 02/03/2012
  • Issued: 01/17/2017
  • Est. Priority Date: 02/04/2011
  • Status: Active Grant
First Claim
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1. A method of marking a transaction at a first node for correlation with a related transaction at a second node, said method comprising:

  • determining when a socket connection is opened by the first node for a communication destined to the second node;

    assigning a connection ID to the socket connection;

    emitting the connection ID responsive to a successful socket write action by the first node;

    emitting, at offsets within the communication, respective markers for each of the offsets, wherein each offset corresponds to a number of bytes from a start of the socket connection; and

    maintaining an index that is keyed on the markers and a timestamp indicating when each marker was created, wherein the markers correspond to checksum values.

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