System Model: IBM,7040-681
#oslevel -r
5200-08
在执行mksysb 之后磁带机黄灯会亮起，（用磁带机清洗后磁带机黄灯消除，但是做完备份后又会亮起）且errpt 有P H 错误
LABEL: TAPE_ERR1
IDENTIFIER: 4865FA9B
Date/Time: Thu Aug 15 15:22:04 BEIS
Sequence Number: 75059
Machine Id: 003B309D4C00
Node Id: jxng_zhjs1
Class: H
Type: PERM
Resource Name: rmt0
Resource Class: tape
Resource Type: scsd
Location: U1.9-P1-I10/Z1-A6
VPD:
Manufacturer................HP
Machine Type and Model......IBM-C568303030!D
Device Specific.(Z1)........C209
Serial Number...............2146M642
Device Specific.(LI)........A1700292
Part Number.................19P0798
FRU Number..................19P0802
EC Level....................H27417
Device Specific.(Z0)........0180020283000038
Device Specific.(Z3)........L1
Description
TAPE OPERATION ERROR
Probable Causes
TAPE
User Causes
MEDIA DEFECTIVE
DIRTY READ/WRITE HEAD
Recommended Actions
FOR REMOVABLE MEDIA, CHANGE MEDIA AND RETRY
PERFORM PROBLEM DETERMINATION PROCEDURES
Detail Data
SENSE DATA
0606 0000 0A01 0000 0100 0000 0000 0000 0102 0000 F000 0300 0000 012C 0000 0000
0C00 0000 0085 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0060
对其进行tar操作，报错如下：
#tar -cvf /dev/rmt0 ./test.txt
a ./test.txt 1 blocks.
tar: 0511-195 An error occurred while writing to the storage media.
: The media surface is damaged.
以下为磁带机的基本信息：
#lsdev -Cc tape
rmt0 Available 3A-08-00-6,0 SCSI 4mm Tape Drive
rmt1 Defined 3F-08-02 Other FC SCSI Tape Drive
rmt2 Defined 3F-08-02 Other FC SCSI Tape Drive
rmt3 Defined 3F-08-02 Other FC SCSI Tape Drive
#tctl -f /dev/rmt0 status
rmt0 Available 3A-08-00-6,0 SCSI 4mm Tape Drive
attribute value description user_settable
block_size 512 BLOCK size (0=variable length) True
compress yes Use data COMPRESSION True
density_set_1 38 DENSITY setting #1 True
density_set_2 37 DENSITY setting #2 True
extfm yes Use EXTENDED file marks True
mode yes Use DEVICE BUFFERS during writes True
ret no RETENSION on tape change or reset True
ret_error no RETURN error on tape change or reset True
size_in_mb 20480 Size in Megabytes False
希望大神解答！谢谢！
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