DB verion : 19c on RHEL 8.4
Below is a log from RMAN DUPLICATE from tape backup.
During restore to the auxiliary DB CLONE, I can see archived logs being restored. But, the log also shows some archived logs are deleted even before recovery starts, I think.
See the deleting archived log(s)
messages below.
Why is RMAN restoring archived logs from tape only to delete it later ?
archived log file name=+FRA_DG/CLONE/ARCHIVELOG/2022_08_20/thread_2_seq_55240.3447.1113248079 thread=2 sequence=55240
channel clone_default: deleting archived log(s)
archived log file name=+FRA_DG/CLONE/ARCHIVELOG/2022_08_20/thread_2_seq_55240.3447.1113248079 RECID=45 STAMP=1113248092
channel aux_ch4: starting archived log restore to default destination
channel aux_ch4: restoring archived log
archived log thread=2 sequence=55342
channel aux_ch4: restoring archived log
archived log thread=1 sequence=63113
channel aux_ch4: restoring archived log
archived log thread=2 sequence=55343
channel aux_ch4: restoring archived log
archived log thread=2 sequence=55344
channel aux_ch4: restoring archived log
archived log thread=2 sequence=55345
channel aux_ch4: restoring archived log
archived log thread=1 sequence=63114
channel aux_ch4: restoring archived log
archived log thread=2 sequence=55346
channel aux_ch4: reading from backup piece xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
channel aux_ch5: piece handle=XXXXXXXXXXXXXXXXXXXXXX tag=TAG20220819T033537
channel aux_ch5: restored backup piece 1
channel aux_ch5: restore complete, elapsed time: 00:10:57
archived log file name=+FRA_DG/CLONE/ARCHIVELOG/2022_08_20/thread_2_seq_55241.3440.1113248365 thread=2 sequence=55241
channel clone_default: deleting archived log(s)
archived log file name=+FRA_DG/CLONE/ARCHIVELOG/2022_08_20/thread_1_seq_63078.3457.1113248081 RECID=32 STAMP=1113248082
archived log file name=+FRA_DG/CLONE/ARCHIVELOG/2022_08_20/thread_1_seq_63079.3377.1113248367 thread=1 sequence=63079
channel clone_default: deleting archived log(s)
archived log file name=+FRA_DG/CLONE/ARCHIVELOG/2022_08_20/thread_2_seq_55241.3440.1113248365 RECID=177 STAMP=1113248382
archived log file name=+FRA_DG/CLONE/ARCHIVELOG/2022_08_20/thread_2_seq_55242.3508.1113248279 thread=2 sequence=55242
channel clone_default: deleting archived log(s)
archived log file name=+FRA_DG/CLONE/ARCHIVELOG/2022_08_20/thread_2_seq_55242.3508.1113248279 RECID=150 STAMP=1113248323
archived log file name=+FRA_DG/CLONE/ARCHIVELOG/2022_08_20/thread_2_seq_55243.3509.1113248279 thread=2 sequence=55243
channel clone_default: deleting archived log(s)
archived log file name=+FRA_DG/CLONE/ARCHIVELOG/2022_08_20/thread_2_seq_55243.3509.1113248279 RECID=149 STAMP=1113248323
archived log file name=+FRA_DG/CLONE/ARCHIVELOG/2022_08_20/thread_2_seq_55244.3488.1113248325 thread=2 sequence=55244
channel clone_default: deleting archived log(s)