SAP Knowledge Base Article - Preview

3018819 - Block devices are not supported in the current HADR design. - SAP HADR

Symptom

  • The parameter (simple_persistent_queue_dir/device_buffer_dir) specified to block device in the HADR response file will be ignored during HADR setup.
    and the related parameters (device_buffer_size/simple_persistent_queue_size) will be ignored as well.

  • The following default value will be used duirng HADR setup.

    simple_persistent_queue_dir =SYBASE_install_dir/<sid>/data
    simple_persistent_queue_size=20000

    device_buffer_dir=SYBASE_install_dir/<sid>/data
    device_buffer_size=20000

  • RMA command sap_add_device command cannot add a block device.


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Environment

SAP Adaptive Server Enterprise (ASE) 16.0 HADR

Product

SAP Adaptive Server Enterprise 16.0 ; SAP Replication Server 16.0

Keywords

raw device , KBA , BC-SYB-REP-SAP , Replication with SAP Suite / SAP BW , BC-SYB-REP , Sybase Replication Server (standalone) , Problem

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