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Method and apparatus for using system traces to characterize workloads in a data storage system

  • US 6,269,410 B1
  • Filed: 02/12/1999
  • Issued: 07/31/2001
  • Est. Priority Date: 02/12/1999
  • Status: Expired due to Term
First Claim
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1. A method of characterizing I/O activity in a data storage system, a computer generating system traces during I/O operations with the data storage system, the method comprising:

  • having the computer to gather the system traces;

    grouping records in the gathered system traces, the records being grouped according to stores, the stores representing units of storage in the data storage system;

    identifying I/O activity in streams corresponding to the stores; and

    processing the groups of records to characterize I/O activity for the streams.

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