How To Fix HH001 - Activate if there is no operating system mirroring

HH001 - Overview

• Message type: E = Error

• Message class: HH - (Long) text for check tool 'infcfgcheck'

• Message number: 001

• Message text: Activate if there is no operating system mirroring

What causes this issue?

Mirroring of dbspaces by Informix has been deactivated since the
ONCONFIG parameter 'MIRROR' is set to '0'. This only makes sense for
exceptions when mirroring at operating system level (RAID, ...).

System Response

How to fix this error?

Edit (as user 'informix') the file '$INFORMIXDIR/etc/$ONCONFIG'.
CAUTION: The change will only become active when the database is
started up.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message HH001 - Activate if there is no operating system mirroring ?

  The SAP error message HH001 typically indicates an issue related to the system's high availability configuration, specifically when there is no operating system mirroring in place. This error can occur in environments where SAP is configured for high availability but the necessary underlying infrastructure (like OS mirroring) is not set up correctly.
  
  Cause:
  
  Lack of OS Mirroring: The primary cause of this error is that the operating system does not have mirroring configured. This is essential for high availability setups to ensure that if one system fails, another can take over without data loss.
  
  Configuration Issues: There may be misconfigurations in the SAP system or the underlying operating system that prevent it from recognizing the mirroring setup.
  Resource Availability: Insufficient resources or incorrect settings in the cluster or high availability configuration can also lead to this error.
  
  
  Solution:
  
  Implement OS Mirroring: Ensure that the operating system is configured for mirroring. This typically involves setting up disk