With SAP HANA 2.0 SPS 04 the takeover with handshake was introduced to secure the takeover against data loss and split-brain situations. The takeover command was enhanced with the following option to achieve this:
hdbnsutil -sr_takeover --suspendPrimary
For more details, you can have a reference on administration guide: Takeover with Handshake
But after perform the takeover with suspendPrimary , the old primary is suspended, any connection to the old primary will not work. You want to know how to unblock the situation.
The sr_state on the old primary shows as below after the takeover with suspendPrimary:
System Replication State
SUSPEND PRIMARY ACTIVE
operation mode: primary
site id: 1
site name: SiteA
is source system: true
is secondary/consumer system: false
has secondaries/consumers attached: true
is a takeover active: false
is primary suspended: true
HANA revision >= HANA 2.0 SPS 04
HANA System Replication, Suspend Primary, Secondary, Secondary Site, hdbnsutil -sr_state, handshake, hang, block , KBA , HAN-DB-HA , SAP HANA High Availability (System Replication, DR, etc.) , How To
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