Re: Subject: Re: backing up VMS files to PC based CD writer - belated followup
From: Eberhard Heuser-Hofmann (vaxinf_at_chclu.chemie.uni-konstanz.de)
Date: 19 Dec 2003 09:32:53 +0100
In article <email@example.com>, YYYlmhYYY@cco.caltech.edu
> Some time ago, I had inquired about backing up VMS files to a PC based CD
>I have no luck at all with
>1) Zip. The VMS executable complains about missing some LIB$SHR (sic)
> file. I have no C compiler for the zip source.
I'm running VAX/VMS 5.5-2 here to produce the VAX-binary for DVDwrite.
I will try to produce the zip/unzip-binary for this version.
>2) Changing file attributes on ftp'ed save_set. There is no set
> file/attribute command in VMS 5.x. I have fiddled with FDL to no avail
> (I have changed file attributes on text files by including them in
> files which already have the desired attributes).
>3) Attaching SCSI CD. I downloaded driver and patch a few years ago but
> could not get any of my SCSI CD devices to work.
This definitely works here. In some cases it is better to use the gkdriver
your machine doesn't recognize your CDwriter as a disk drive. Then you can
write CDs/DVDs and read CDs/DVDs with additonal software.
>Current reasonably satisfactory situation:
> By mixing parts from our three Exabyte tape drives, I was able to get one
>>to work and have transferred most of the archived tape data to the VAX.
>>I downloaded CYGWIN to get the dd command to transfer a disk image to the
>[This also worked in the opposite direction, but only if the disk
>image is the same size as the disk - I don't know fine points of this.] I
>>installed simh and can run the system copied via the CYGWIN dd command.
>>E-term32 terminal emulator is a good way of connecting
>to simh. Simh is somewhat flaky but works a lot of the time. Simh can
>then use ftp to copy user files from the real VAX'es. [Simh disks seem to
>>be limited in size so our 4 GB user disk image won't
>mount. Also simh can not print, so it is not a replacement for the
>retired guy's VAX.] I can then zip the disk images on the PC and write
>them to CD for long term backup. I only back up our single
>VAX user's files once or twice a year; perhaps I will start up a more
>frequent backup to disk with a batch job.
One alternative comes into my mind: the smbclient accesses
from you VMS node.