[Simh] Error in rsx-11mplus every 5 minutes?

Brian b_lists at patandbrian.org
Thu Jan 9 09:29:19 EST 2020


On 1/8/20 11:56 PM, Tony Nicholson wrote:
> 
> 
> On Thu, 9 Jan 2020 at 14:48, Dave Shevett <shevett at pobox.com
> <mailto:shevett at pobox.com>> wrote:
> 
>     So being clever I tried to do this by hand with a del command:
> 
>     $ DEL DU0:[1,6]SYSSCAN.TMP
>     Delete file   DU0:[1,6]SYSSCAN.TMP;1            [Y/N/G/Q]? Y
>     DEL -- Failed to mark file for delete
>     DU0:[1,6]SYSSCAN.TMP;1 -- No such file
>     Delete file   DU0:[1,6]SYSSCAN.TMP;2            [Y/N/G/Q]? Y
>     DEL -- Failed to mark file for delete
>     DU0:[1,6]SYSSCAN.TMP;2 -- File ID, sequence number check
> 
>     It looks like the PIP command did work (no error at least)
> 
>     $ PIP DU0:[1,6]SYSSCAN.TMP;/RM
>     $
> 
>     Why did the DEL command not work?
> 
>     Also, how did you know it was in 1,6?  The error message was ???,???
> 
> 
> 
> The DCL equivalent command for removing the directory entry for this
> non-existent file is
> 
> $ SET FILE/REMOVE DU0:[1,6]SYSSCAN.TMP;
> 
> 
> Johnny already gave an explanation for why this file entry is being
> left behind when the RSX system is not shutdown properly (you should
> use the RUN $SHUTUP command). If you’re getting this error, then it’s
> also likely that there could be other errors on the system volume
> (e.g. other files may not have been closed and there could be disk
> allocation errors).
> 
> You may need to run a disk verify using the VFY program.  See the
> Volume 3A manual “RSX-11M-PLUS Utilities Manual” for details.
> 
> The full manual set for RSX-11M Plus is on bitsavers at
> http://www.bitsavers.org/dec/pdp11/rsx11/RSX11Mplus_V4.x ).
> 

You're missing one element in that URL, Tony. The correct version is

http://www.bitsavers.org/pdf/dec/pdp11/rsx11/RSX11Mplus_V4.x

(Just checked a couple of minutes ago).

Brian.


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