ORA-02050, ORA-02056, ORA-02063 happened during taking a snapshot of standby statspack using dblink
(Doc ID 2281286.1)
Last updated on FEBRUARY 24, 2019
Applies to:Oracle Database - Enterprise Edition - Version 220.127.116.11 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.
On : 18.104.22.168 version, RDBMS
- This is a Data Guard whcih composed of 4node RAC(Primary side) and 4node RAC(Standby side)
Customer has installed standby statspack for performance tuning. However, when the snapshots of standby statspack were taken using dblink from remote standby nodes,
The following errors often happened. The snapshots of standby statspack are taken every 30 minutes.
Error stack returned to user:
ORA-02050: transaction 1448.7.162608 rolled back, some remote DBs may be in-doubt
ORA-02056: 2PC: k2lcom: bad two-phase command number rdonly from coord
ORA-02063: preceding line from STDBY_LINK_L2
Standby statspack was installed for performance tuning in standby side
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