Using cpio

Some files that you get from Oracle download come in cpio format.
Here’s what to do with them.
First unzip the files:

gunzip lnx_920_disk1.cpio.gz
gunzip lnx_920_disk2.cpio.gz
gunzip lnx_920_disk3.cpio.gz

Next unpack the contents of the files:

cpio -idmv < lnx_920_disk1.cpio
cpio -idmv < lnx_920_disk2.cpio
cpio -idmv < lnx_920_disk3.cpio