Hitachi Virtual Storage Platform G400, Справочное руководство

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If the number of ECCs/LRC PINs exceeds the maximum, the
corresponding copy processing will be interrupted.
*1: The maximum number of ECCs/LRC PINs is as follows.
< For HUS VM>
73-03-01-00/00 or higher: 64
Earlier than 73-03-01-00/00: 16
Mode 22 = OFF:
If ECCs/LRC PINs have been set on the track of copy source
HDD, the copy processing will be interrupted.
(first recover ECCs/LRC PINs by using the PIN recovery flow,
and then perform the correction copy or the drive copy
again)
One of the controlling option for correction/drive copy.
80
For HUS VM (SI for OPEN)
In response to the Restore instruction from the host, if
neither Quick nor Normal is specified, the following
operation is performed.
Mode 80 = ON:
Normal Restore (Reverse Copy) is performed.
Mode 80 = OFF:
Quick Restore is performed.
Notes:
1. This mode is applied when the specification for Restore of
SI is switched between Quick (default) and Normal.
2. The performance of Restore differs depending on the
Normal or Quick specification.
OFF
87 HUS VM: Determining which of NormalCopy or QuickResync,
if not specified, is performed at the execution of pairresync
by RAID Manager. If ON, QuickResync, or if OFF,
NormalCopy is performed. OFF
122
For Split or Resync request from the Mainframe host and
Storage Navigator,
Mode 122 = ON:
By specifying Split or Resync, Steady/Quick Split or Normal/
Quick Resync is respectively executed in accordance with
Normal/Quick setting.
Mode 122 = OFF
：
By specifying Split or Resync, Steady/Quick Split or Normal/
Quick Resync is respectively executed in accordance with
Normal/Quick setting.
For details, see the System Option Mode 122 sheet.
OFF
System option modes 51
Hitachi Virtual Storage Platform G400, G600 Hardware Reference Guide