linux下带库无法备份问题

afei0727

LINUX版本是RED HAT AS3.0，带库是IBM3582-L23，驱动带库后，用tar命令往里面写文件时总是报错，似乎是blocksize的设置问题，但是在其他地方装过很多台都是缺省设置都没问题，我修改了blocksize后还是一样不行，运行dmesg命令有错误信息。

[root@linuxsrv test]# mt -f /dev/st0 status
SCSI 2 tape drive:
File number=0, block number=0, partition=0.
Tape block size 0 bytes. Density code 0x42 (no translation).
Soft error count since last status=0
General status bits on (41010000):
BOT ONLINE IM_REP_EN

[root@linuxsrv test]# cat /proc/scsi/scsi
Attached devices:
Host: scsi1 Channel: 00 Id: 01 Lun: 00
Vendor: IBM Model: ULT3580-TD2 Rev: 38D0
Type: Sequential-Access ANSI SCSI revision: 03
Host: scsi2 Channel: 00 Id: 00 Lun: 00
Vendor: MegaRAID Model: LD 0 RAID1 139G Rev: 513O
Type: Direct-Access ANSI SCSI revision: 02
Host: scsi2 Channel: 00 Id: 01 Lun: 00
Vendor: MegaRAID Model: LD 1 RAID5 419G Rev: 513O
Type: Direct-Access ANSI SCSI revision: 02
Host: scsi2 Channel: 04 Id: 06 Lun: 00
Vendor: PE/PV Model: 1x6 SCSI BP Rev: 1.0
Type: Processor ANSI SCSI revision: 02

[root@linuxsrv test]# dmesg |grep st0
Attached scsi tape st0 at scsi1, channel 0, id 1, lun 0
st0: Block limits 1 - 16777215 bytes.
st0: Error with sense data: Current st09:00: sense key Aborted Command
st0: Error with sense data: Current st09:00: sense key Aborted Command
st0: Error with sense data: Current st09:00: sense key Aborted Command
st0: Error with sense data: Current st09:00: sense key Aborted Command
st0: Error with sense data: Current st09:00: sense key Aborted Command
st0: Error with sense data: Current st09:00: sense key Aborted Command
st0: Error with sense data: Current st09:00: sense key Aborted Command
st0: Error with sense data: Current st09:00: sense key Aborted Command
st0: Error with sense data: Current st09:00: sense key Aborted Command
st0: Error with sense data: Current st09:00: sense key Aborted Command
st0: Error with sense data: Current st09:00: sense key Aborted Command
st0: Write not multiple of tape block size.
st0: Write not multiple of tape block size.
st0: Error with sense data: Current st09:00: sense key Aborted Command
st0: Error with sense data: Current st09:00: sense key Aborted Command
st0: Error with sense data: Current st09:00: sense key Aborted Command
st0: Error with sense data: Current st09:00: sense key Aborted Command
st0: Error with sense data: Current st09:00: sense key Aborted Command
st0: Error with sense data: Current st09:00: sense key Aborted Command

[root@linuxsrv test]# lsmod
Module Size Used by Tainted: P
ide-cd 34016 0 (autoclean)
cdrom 32544 0 (autoclean) [ide-cd]
radeon 114596 1
IBMtape 208680 1
lp 9124 0 (autoclean)
parport 38816 0 (autoclean) [lp]
autofs4 16952 0 (autoclean) (unused)
audit 90552 3
e1000 76956 1
floppy 57488 0 (autoclean)
sg 37228 0 (autoclean)
microcode 6848 0 (autoclean)
st 31364 0
keybdev 2976 0 (unused)
mousedev 5624 1
hid 22276 0 (unused)
input 6144 0 [keybdev mousedev hid]
ehci-hcd 20776 0 (unused)
usb-uhci 26956 0 (unused)
usbcore 81056 1 [hid ehci-hcd usb-uhci]
ext3 89960 2
jbd 55060 2 [ext3]
megaraid2 37928 3
aic7xxx 163088 0
diskdumplib 3776 0 [aic7xxx]
sd_mod 13712 6
scsi_mod 114344 6 [IBMtape sg st megaraid2 aic7xxx sd_mod]

[root@linuxsrv test]# mt -f /dev/st0 setblk 4096
[root@linuxsrv test]# tar -cvf /dev/st0 /etc
tar: Removing leading `/' from member names
etc/
etc/sysconfig/
etc/sysconfig/network-scripts/
etc/sysconfig/network-scripts/ifdown-aliases
etc/sysconfig/network-scripts/ifcfg-lo
etc/sysconfig/network-scripts/ifdown
etc/sysconfig/network-scripts/ifdown-ipsec
etc/sysconfig/network-scripts/ifdown-ippp
etc/sysconfig/network-scripts/ifup-aliases
tar: /dev/st0: Wrote only 0 of 10240 bytes
tar: Error is not recoverable: exiting now

[root@linuxsrv test]# mt -f /dev/st0 setblk defblksize
[root@linuxsrv test]# tar -cvf /dev/st0 /etc
tar: Removing leading `/' from member names
etc/
etc/sysconfig/
etc/sysconfig/network-scripts/
etc/sysconfig/network-scripts/ifdown-aliases
etc/sysconfig/network-scripts/ifcfg-lo
etc/sysconfig/network-scripts/ifdown
etc/sysconfig/network-scripts/ifdown-ipsec
etc/sysconfig/network-scripts/ifdown-ippp
etc/sysconfig/network-scripts/ifup-aliases
tar: /dev/st0: Wrote only 0 of 10240 bytes
tar: Error is not recoverable: exiting now
[root@linuxsrv test]#

[root@LD-TSM test]# tar cvf /dev/st0 *.rpm
3582_drv.rpm
tar: /dev/st0: Wrote only 0 of 10240 bytes
tar: Error is not recoverable: exiting now
[root@LD-TSM root]# tar tvf /dev/st0
tar: /dev/st0: Cannot read: 输入/输出错误
tar: At beginning of tape, quitting now
tar: Error is not recoverable: exiting now

[root@linuxsrv /]# tar cvf /dev/st0 /etc
tar: Removing leading `/' from member names
etc/
etc/sysconfig/
etc/sysconfig/network-scripts/
etc/sysconfig/network-scripts/ifdown-aliases
etc/sysconfig/network-scripts/ifcfg-lo
etc/sysconfig/network-scripts/ifdown
etc/sysconfig/network-scripts/ifdown-ipsec
etc/sysconfig/network-scripts/ifdown-ippp
etc/sysconfig/network-scripts/ifup-aliases
tar: /dev/st0: Wrote only 0 of 10240 bytes
tar: Error is not recoverable: exiting now