Options set by service representatives

The copy threshold option can only be set by your service representative. When you want to change the copy threshold option, please contact your service representative.

Option

Description

Copy Threshold

Temporarily stops copy operations when the workload of the storage system is heavy, and minimizes degradation of host I/O performance.

This option is enabled only when the workload is heavy. When this option is set, the function is enabled for the following products:

  • ShadowImage
  • ShadowImage for Mainframe
  • Compatible FlashCopy® V2
  • Thin Image
  • Volume Migration