Summary
There are circumstances when a volume restore of a block backup may fail. This article will describe the signature of this failure.
Symptoms
During a whole volume restore from a block backup, the restore may fail. The signature of this failure in the job log is:x.x.x.x sssvh Sat Feb 22 17:53:42 2020 SNBNCJ_103E Task 1 NDMP_LOG: id(7,530), type(NDMP_LOG_ERROR), text(Failed restore:[])
x.x.x.x sssvh Sat Feb 22 17:53:42 2020 SNBNCJ_103E Task 1 NDMP_LOG: id(7,530), type(NDMP_LOG_ERROR), text(Failed restore:[])
x.x.x.x sssvh Sat Feb 22 17:53:57 2020 SNBNCJ_100N Task 1 NDMP_LOG: id(0), type(), text(NDMP_SVP_NOTIFY_RECOVER_BACKUP operation failed. Error(7, NDMP_IO_ERR); Rseq(1))
x.x.x.x sssvh Sat Feb 22 17:53:57 2020 SNBSVH_488E Task 1 failed. Reason(NDMPSessionException(0, recoverBackup exception: <EXCEPTION CATEGORY="BEXEXCEPTION"><CODE>501</CODE></EXCEPTION>))
In the nibbler log of the destination system, the message signature is:
Feb 22 17:53:42 2020:7530:ERROR:restore_transport_file. Error: [std::bad_alloc]
Feb 22 17:53:42 2020:7530:INFO:Done transferring file [/vol/temp_lun_clone_volume/[jobname]source-system@{volume-serial-number}/BEXIMAGE.RAW][1]. Bytes transferred [0]. Thruput [0]Bytes/sec
Feb 22 17:53:42 2020:7530:ERROR:Failed restore:[]:
Feb 22 17:53:42 2020:7530:INFO:Delete file /opt/DPX/logs/nib_#_#.BEXIMAGE.RAW.NBMP_FULL,/opt/DPX/logs/nib_#_#.Bitmap.temp
Feb 22 17:53:42 2020:7530:ERROR:Failed restore:[]:
The apparent random characters within the square brackets in the "Failed restore:[]" portion of the message may vary.
Resolution
This behavior will be addressed in a DPX Maintenance Update. However, a complete Maintenance Update is not available at this time. Contact Catalogic Software Data Protection Technical Support for obtaining the required update referencing Issue ID DPC-31178.