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Operating Systems
Solaris
/dev/rmt is empty - Trying to make Tape Drive Functional
Post 302366794 by cvaughn on Friday 30th of October 2009 10:32:59 AM
10-30-2009
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Following the below info:
----------------------------------------------------------------------------------
# SYNTAX: /dev/rmt/<unit number><density>
· Density: l, m, h, u/c (low, medium, high, ultra/compressed, respectively)
· BSD behavior: (optional) b
· no rewind: (optional) n
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hi all ,
i have just installed solris 9 on a sun 280R ,and i have appleid the recommended patches .
after the installation i have found that /dev/rmt/ directory is empty , i thought that was normal , so i attached my DDS4 external tape drive and treid :
devfsadm -C
devfsadm -v
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Hi Guys,
I a newbie in Unix environment. I need a help to detect my external SCSI tape drive. I tried with command drvconfig;devlinks;tapes.. but when I go to /dev/rmt/, the directory is still empty.
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Hi all,
Sometimes, when I reboot my AIX server, my tape drive /dev/rmt# assignments change. This creates some tedious TSM work prior to and after a reboot of the server.
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# mt stat
HP DDS-4 DAT (Sun) tape drive:
sense key(0x0)= No Additional Sense residual= 0 retries= 0
file no= 0 block no= 0
mt -f /dev/rmt/0mn erase
/dev/rmt/0mn: write protected or reserved.
Getting error while ufsdump ....
--- Dumping / to /dev/rmt/0mn ---
DUMP: Date... (1 Reply)
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# mt stat
HP DDS-4 DAT (Sun) tape drive:
sense key(0x0)= No Additional Sense residual= 0 retries= 0
file no= 0 block no= 0
mt -f /dev/rmt/0mn erase
/dev/rmt/0mn: write protected or reserved.
Getting error while ufsdump ....
--- Dumping / to /dev/rmt/0mn ---
DUMP: Date... (5 Replies)
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Hello,
I attached a tape drive to one of my partitions but i cannot find the device.
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Hi,
Unable to make tape backup, please help.
/opt/ignite/bin/make_tape_recovery -a /dev/rmt/?mn -I -v -m tar -x inc_entire=vg00
* Creating local directories for configuration files and archive.
======= 04/25/16 16:28:08 IST Started /opt/ignite/bin/make_tape_recovery.
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LEARN ABOUT OSX
mkdevmaps
mkdevmaps(1M) System Administration Commands mkdevmaps(1M) NAME
mkdevmaps - make device_maps entries SYNOPSIS
/usr/sbin/mkdevmaps DESCRIPTION
The mkdevmaps command writes to standard out a set of device_maps(4) entries describing the system's frame buffer, audio, and removable media devices. The mkdevmaps command is used by the init.d(4) scripts to create or update the /etc/security/device_maps file. Entries are generated based on the device special files found in /dev. For the different categories of devices, the mkdevmaps command checks for the following files under /dev: audio /dev/audio, /dev/audioctl, /dev/sound/... tape /dev/rst*, /dev/nrst*, /dev/rmt/... floppy /dev/diskette, /dev/fd*, /dev/rdiskette, /dev/rfd* removable disk /dev/dsk/c0t?d0s?, /dev/rdsk/c0t?d0s? frame buffer /dev/fb ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Availability |SUNWcsu | +-----------------------------+-----------------------------+ |Interface Stability |Obsolete | +-----------------------------+-----------------------------+ SEE ALSO
allocate(1), bsmconv(1M), attributes(5) NOTES
mkdevmaps might not be supported in a future release of the Solaris operating system. SunOS 5.10 8 Oct 2003 mkdevmaps(1M)