SUMMARY
The tape archives complete and write just fine, but when importing, the tape device reports Input/output errors when reading sometimes, usually after rewinding or positioning to a new tape file. EAPP-3219 Tape Import I/O Errors
ISSUE
The tape archives complete and write just fine, but when importing, the tape device reports Input/output errors when reading sometimes, usually after rewinding or positioning to a new tape file. These symptoms from the uarchive log during import are shown below:
1 (23567): 2018-04-02 13:27:18.076 -0400 : [LOG0] rpc_import.c:1538: Processing tape file number 1 1 (23567): 2018-04-02 13:27:19.082 -0400 : [LOG3] media_tape.c:2965: Tape at /dev/nst0 is positioned at file 1 1 (23567): 2018-04-02 13:27:19.082 -0400 : [LOG3] media_tape.c:3003: Positioning device /dev/nst0 to beginning of file 1 1 (23567): 2018-04-02 13:27:21.101 -0400 : [LOG3] media_tape.c:2965: Tape at /dev/nst0 is positioned at file 1 1 (23567): 2018-04-02 13:27:21.101 -0400 : [LOG3] media_tape.c:3091: Tape at /dev/nst0 is positioned at beginning of file 1 1 (23567): 2018-04-02 13:27:21.101 -0400 : [LOG2] media_tape.c:1864: Processing next file on tape -- 1 (23567): 2018-04-02 13:29:43.191 -0400 : [LOG0] rpc_import.c:1538: Processing tape file number 1 1 (23567): 2018-04-02 13:29:44.196 -0400 : [LOG3] media_tape.c:2965: Tape at /dev/nst0 is positioned at file 0 1 (23567): 2018-04-02 13:29:44.196 -0400 : [LOG3] media_tape.c:3003: Positioning device /dev/nst0 to beginning of file 1 1 (23567): 2018-04-02 13:29:50.875 -0400 : [LOG0] media_tape.c:3072: Failed to ioctl(/dev/nst0, MTIOCTOP, MTFSF, 1): Input/output error 1 (23567): 2018-04-02 13:29:50.875 -0400 : [LOG0] media_tape.c:3073: Error in tape_seek_ua() 1 (23567): 2018-04-02 13:29:50.875 -0400 : [LOG0] uaerr.c:40: Error: Failed to reposition tape device
RESOLUTION
To resolve this issue, upgrade your appliance to version 10.1.1-3 or later.