Re: "no slots available" error with amanda and chg-zd-mtx
2003-08-01 12:24:04
--On Friday, August 01, 2003 11:44:07 -0400 "Woodman, Joel" <woodman AT
chuma1.cas.usf DOT edu> wrote:
> Hello Amanda folks,
>
> I'm a shiny new Amanda user, with a Dell PowerEdge 6450 server and a
> PowerVault 120T tape pod. The server's running RedHat Linux 9 and Amanda
> 2.4.4p1, with chg-zd-mtx managing the tape changer. mtx is mtx 1.2.18rel,
> from ftp.badtux.net. As far as I can tell, I've configured everything
> properly, however I've been stumped by one serious error:
>
># /usr/lib/amanda/chg-zd-mtx -info
> <none> no slots available
>
> Here's what the system has to say about the hardware:
>
> "cat /proc/scsi/scsi"
>
> Host: scsi0 Channel: 00 Id: 01 Lun: 00
> Vendor: ADIC Model: FastStor DLT Rev: D116
> Type: Medium Changer ANSI SCSI revision: 02
> Host: scsi0 Channel: 00 Id: 03 Lun: 00
> Vendor: QUANTUM Model: DLT7000 Rev: 2561
> Type: Sequential-Access ANSI SCSI revision: 02
>
> "mtx -f /dev/sg0 status"
>
> Storage Changer /dev/sg0:1 Drives, 7 Slots ( 0 Import/Export )
> Data Transfer Element 0:Empty
> Storage Element 1:Full
> Storage Element 2:Full
> Storage Element 3:Empty
> Storage Element 4:Empty
> Storage Element 5:Empty
> Storage Element 6:Empty
> Storage Element 7:Empty
>
> This is correct-- There are tapes in slots 1 and 2, and no tapes are loaded.
>
> The chg-zd-mtx log does show that something's gone wrong:
>
> chg-zd-mtx: debug 1 pid 26374 ruid 0 euid 0: start at Fri Aug 1 11:21:48
> 2003
> 11:21:49 Using config file /etc/amanda/cas-unix/changer.conf
> 11:21:49 Arg info:
> $# = 1
> $0 = "/usr/lib/amanda/chg-zd-mtx"
> $1 = "-info"
> 11:21:49 Running: mtx status
> 11:21:49 Exit code: 127
> Stderr:
> /usr/lib/amanda/chg-zd-mtx: line 381: mtx: command not found
^^^^^^^^^^^^^^^^^^^^^^
This is most likely your problem. Since you were able to run mtx from
the command line, either the path specifies for it in chg-zd-mtx is
incorrect, or it is called without a path and it is not in the Amanda
user's default search path.
Frank
> 11:21:49 Exit (2) -> <none> no slots available
> chg-zd-mtx: pid 26452 finish time Fri Aug 1 11:21:49 2003
>
> Here's the changer.conf file:
>
> firstslot=1
> lastslot=7
> cleanslot=-1
> driveslot=0
> autoclean=0
> havereader=0
> OFFLINE_BEFORE_UNLOAD=1
> poll_drive_ready=3
> max_drive_wait=120
>
> ... and here's the pertinent bits of amanda.conf:
>
> runtapes 7 # number of tapes to be used in a single run of
> amdump
> tpchanger "chg-zd-mtx" # the tape-changer glue script
> tapedev "/dev/nst0" # the no-rewind tape device to be used
> changerfile "/etc/amanda/cas-unix/changer"
> changerdev "/dev/sg0"
>
> tapetype DLT7000-IV-C # what kind of tape it is (see tapetypes below)
> labelstr "^cas-unix-[0-9][0-9][0-9]*$" # label constraint regex: all tapes
> must match
>
> So-- what gives? If I run amtape, it says that no slots are available, just
> like chg-zd-mtx does.
>
>
> -Joel
--
Frank Smith fsmith AT hoovers DOT
com
Systems Administrator Voice: 512-374-4673
Hoover's Online Fax: 512-374-4501
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