Interstage Shunsaku Data Manager Operator's Guide - Microsoft(R) Windows(R) 2000/ Microsoft(R) Windows Server(TM) 2003 - - UNIX -
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Appendix D Estimating Resources> D.2 Estimating Resources for the Conductor

D.2.1 The Size of Conductor Performance Log Files

The formula for estimating the size of conductor performance log files is shown below.

Definition unit

Variable elements

Size (byte)

The size of the performance log for search process

  • The number of search API that are executed (*1)
  • The number of target directors (*3)

The number of search API that are executed x (840 + 290 x the number of target directors)

The size of the performance log for sort or aggregation process

  • The number of sort or aggregation API that are executed
  • The number of target directors (*3)

The number of sort or aggregation API that are executed x (1,070 + 285 x The number of target directors)

The size of the performance log for update process

  • The number of update API that are executed (*2)
  • The number of target directors (*3)

The number of update API that are executed x (900 + 350 x The number of target directors)

*1) Including the search process and the search process specified by the direct access key.

*2) Including the add process, delete process, update process, and the update or delete process specified by the direct access key.

*3) If the Shunsaku file is specifying while connecting to Shunsaku, this will be the number of the directors that are specified in Shunsaku File.

Example Calculation

An example calculation for the size of conductor environment file is shown below.

If the variable elements are as follows:

The size of the performance log for a search process

10,000 x (840 + 290 x 1) = 11,300,000 bytes (approx. 11 MB)

The size of the performance log for sort or aggregation process

10,000 x (1,070 + 285 x 1) = 13,550,000 bytes (approx. 13 MB)

The size of the performance log for update process

10,000 x (900 + 350 x 1) = 12,500,000 bytes (approx. 12 MB)

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