DFS0530I DFSZDC00 I/O ERROR DBDNAME=dbdname DDNAME=ddname GBCRTNCD=xxxx
Explanation
The GSAM controller has detected an error writing out buffers during a purge or checkpoint operation.
xxxx is the 2-byte field GBCRTNCD in hexadecimal. See GB DSECT for definition of the GBCRTNCD field bits.
System action
GSAM terminates with abend 0271.
Programmer response
Use a data recovery procedure to reconstruct the data set in error.