Understood about mirroring. I can’t see any reason why you couldn’t mirror
two physical SCSI2SD devices.

Their store does indeed appear to take PayPal.



On Sat, Feb 4, 2023 at 12:55 Tracy Johnson <
[log in to unmask]> wrote:

> I only used the word "RAID" for mirroring, since mirroring is a.k.a.
> RAID level 1.
>
> For $99, do they take paypal?
>
> No hurry, I'd have to wait until it arrives anyway.
>
>
> On 2/4/23 15:42, Robert Liesenfeld wrote:
> > As Craig says, the SCSI2SD is bootable.
> >
> > When I set mine up, I was moving from an existing spinning-disk install
> so
> > I did a sysgen [log in to unmask]@.@  (or to that effect, I’d have to go look
> at
> > my notes to remember exactly, but it’s basically just a full system
> > backup).  I left drive models alone and just set the SCSI2SD vendor to
> > “HP”.  I can find some MAPPER output to show you what I have.
> >
> >  From there, I booted off of the sysgen tape and restored to the SCSI2SD
> > volume.  I also set up a roughly 12GB volume as additional storage, but I
> > don’t remember many details from that.  I might be able to dig some up if
> > it’s important.  In essence you can create volumes of the size you desire
> > and use them just like regular SCSI disks on the 3000.
> >
> > I’ve never tried multiple SCSI2SDs to accomplish actual multi-device
> RAID;
> > in principle I suppose there’s no reason it wouldn’t work, if you set
> > termination and so forth appropriately so both devices can be seen on the
> > bus (I think by default termination is enabled on the SCSI2SD).  For my
> > purposes, my MPE/iX install changes slowly enough that I’m comfortable
> with
> > a once-every-few-weeks shutdown and backup of the SD card.
> >
> > I’ll send the MAPPER output shortly, assuming I can find it.
> >
> > -Rob
> >
> > On Sat, Feb 4, 2023 at 12:33 Craig Lalley <
> > [log in to unmask]> wrote:
> >
> >> I can't answer everything.
> >> Yes it is bootable, and multiple volume can be defined.  I.e  2 * 9GB
> hard
> >> drives.
> >> I suppose you could have two of them if you had two paths.
> >> But you can't mirror the boot drive.
> >>
> >> -Craig
> >>
> >>
> >>      On Saturday, February 4, 2023 at 12:28:41 PM PST, Tracy Johnson <
> >> [log in to unmask]> wrote:
> >>
> >>   You may be able to answer this right off the bat:
> >>
> >> Is the SD "bootable" ?
> >>
> >> Can it be made LDEV 1, or only a user volume_set ?
> >>
> >> Next questions:
> >>
> >> You can't have RAID redundancy with one of these things, but you had TWO
> >> of 'em, what then?
> >>
> >> Oh and another thing, What drive model name does one use in SYSGEN ?
> >>
> >>
> >>
> >> On 2/4/23 14:40, Craig Lalley wrote:
> >>> Tracy,
> >>>
> >>> It's $99.   Power, but more importantly is the sound.  Those Jamaica
> >>> boxes aren't exactly quite.   The SD though....
> >>>
> >>> Of course the Jamaica box also helps keep the garage heated.
> >>>
> >>> -Craig
> >>>
> >>>
> >>> On Saturday, February 4, 2023 at 10:54:35 AM PST, Tracy Johnson
> >>> <[log in to unmask]>  wrote:
> >>>
> >>>
> >>> I'll have to check pricing. This is my garage machine in retirement,
> >>> after all.
> >>>
> >>> Something about the wife telling me to not spend "our" money on
> >> frivolity.
> >>> Maybe I can use the "energy savings" ploy. She pays no mind to the cost
> >>> of running two fully loaded Jamaica boxes.
> >>>
> >>>
> >>> On 2/4/23 11:24, Robert Liesenfeld wrote:
> >>>> Tracy, the Rabbit Hole Computing store is indeed the correct source
> for
> >>>> SCSI2SD devices.  The V5.2 is the version you'd want, they appear to
> >>> have
> >>>> 85 in stock.  I have one of these running in my 927LX and it works
> >>> great.
> >>>> The ZuluSCSI is new, I don't know if it works or not.  The
> >> RaSCSI/PiSCSI
> >>>> does *not* work, the BlueSCSI might but I haven't tried that one
> >> either.
> >>>> You could set up multiple emulated disks on the SCSI2SD but as
> >>> they'd all
> >>>> be written to the same SD card, you wouldn't gain any RAID-like
> >>> redundancy
> >>>> from this; however, you could easily remove the SD card (after
> powering
> >>>> down of course) and back up its contents to perform full system
> backups
> >>>> whenever desired.
> >>>>
> >>>> If you decide to pick up a SCSI2SD I can show you what settings I've
> >>> used
> >>>> successfully.
> >>>>
> >>>>
> >>>> On Sat, Feb 4, 2023 at 7:50 AM Craig Lalley <
> >>>> [log in to unmask]> wrote:
> >>>>
> >>>>> My memory is fading.
> >>>>> Can you look for IO errors in the system log?
> >>>>> LOGTOOL?
> >>>>> Also, wasn’t there a way in cstm to get IO errors?
> >>>>> -Craig
> >>>>>
> >>>>>
> >>>>> Sent from Yahoo Mail for iPad
> >>>>>
> >>>>>
> >>>>> On Saturday, February 4, 2023, 7:33 am, Terry Simpkins <
> >>>>> [log in to unmask]> wrote:
> >>>>>
> >>>>> Thanks to those so quick to react (why aren't you watching Saturday
> >>>>> morning cartoons?? 😉)
> >>>>>
> >>>>> FSCHECK reported only 2 little directory warnings.
> >>>>> One data group is on the user volume but not the system volume, and
> >>>>> another data group is "not active on user volume".
> >>>>> Both of these are MANMAN database groups that are never used.  But
> >> I'll
> >>>>> get those 'problems' corrected.
> >>>>>
> >>>>> With no other errors/problems reported, I guess I'll just wait and
> >>> see if
> >>>>> another incident occurs.
> >>>>>
> >>>>> Terry W Simpkins
> >>>>> Yorktown, VA    23693
> >>>>> IBA # 8778    SS1000, SS2000, BBG, 50CC
> >>>>>
> >>>>> -----Original Message-----
> >>>>> From: HP-3000 Systems Discussion<[log in to unmask]>  On Behalf
> Of
> >>>>> Craig Lalley
> >>>>> Sent: Saturday, February 04, 2023 9:58 AM
> >>>>> To:[log in to unmask]
> >>>>> Subject: Re: [HP3000-L] System abort
> >>>>>
> >>>>> FSCHECK.MPEXL.TELESUP
> >>>>> ca all
> >>>>> -Craig
> >>>>>
> >>>>>
> >>>>> Sent from Yahoo Mail for iPad
> >>>>>
> >>>>>
> >>>>> On Saturday, February 4, 2023, 6:52 am, Terry Simpkins <
> >>>>> [log in to unmask]> wrote:
> >>>>>
> >>>>> My little 928 had a system failure this morning.  My initial
> >>> suspicion is
> >>>>> that LDEV #2 has a problem.
> >>>>> I issued an ‘abortjob’ command from a ‘non-console’ session, and
> >>> got these
> >>>>> messages before the command completed successfully:
> >>>>>
> >>>>>
> >>>>> Bad SYSTEM LOGICAL Sector number 0x226A80b on ldev 2
> >>> (io_status=FFD40071)
> >>>>> Filename of badfile:/VESOFT/CMD22/SHOWSCH8  Bad SYSTEM LOGICAL Sector
> >>>>> number 0x226A80b on ldev 2 (io_status=FFD40071) Filename of bad
> >>>>> file:/VESOFT/CMD22/SHOWSCH8   Bad SYSTEM LOGICAL Sector number
> >>> 0x226A80ÿ on
> >>>>> ldev 2 (io_status=FFD40071) Filename of
> badfile:/VESOFT/CMD22/SHOWSCH8
> >>>>> Bad SYSTEM LOGICAL Sector number 0x226A80ÿ on ldev 2
> >>> (io_status=FFD40071)
> >>>>> Filename of badfile:/VESOFT/CMD22/SHOWSCH8  Bad SYSTEM LOGICAL Sector
> >>>>> number 0x226A80ÿ on ldev 2 (io_status=FFD40071) Filename of bad
> >>>>> file:/VESOFT/CMD22/SHOWSCH8
> >>>>>
> >>>>> (There were more of these messages but I didn’t copy everything)
> >>>>>
> >>>>> I walked over to the other room where the console is located and
> >>> found the
> >>>>> following displayed:
> >>>>>
> >>>>> System Abort 1740 from subsystem 107
> >>>>> Secondary Status:  INFO = -44 Subsys = 113 System Halt 7,  $06CC
> >>>>>
> >>>>> Then autorestart kicked in and the system performed a ‘Start
> >>> NoRecovery’,
> >>>>> with no reported errors.
> >>>>> I ran “LISTF” on the file listed above (SHOWSCH8.CMD22.VESOFT)
> >>> without a
> >>>>> problem.
> >>>>> And then “printed” the file to the screen without generating another
> >>>>> system halt.  If the drive was failing, I thought that would create
> >>> another
> >>>>> system failure.
> >>>>>
> >>>>> Any ideas/suggestions?
> >>>>>
> >>>>> Terry W Simpkins
> >>>>> Yorktown, VA    23693
> >>>>> IBA # 8778    SS1000, SS2000, BBG, 50CC
> >>>>>
> >>>>>
> >>>>> * To join/leave the list, search archives, change list settings, *
> >>>>> * etc., please visithttp://raven.utc.edu/archives/hp3000-l.html  *
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>> * To join/leave the list, search archives, change list settings, *
> >>>>> * etc., please visithttp://raven.utc.edu/archives/hp3000-l.html  *
> >>>>>
> >>>>> * To join/leave the list, search archives, change list settings, *
> >>>>> * etc., please visithttp://raven.utc.edu/archives/hp3000-l.html  *
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>> * To join/leave the list, search archives, change list settings, *
> >>>>> * etc., please visithttp://raven.utc.edu/archives/hp3000-l.html  *
> >>>>>
> >>>> * To join/leave the list, search archives, change list settings, *
> >>>> * etc., please visithttp://raven.utc.edu/archives/hp3000-l.html  *
> >>> --
> >>> Tracy Johnson
> >>> BT
> >>>
> >>>
> >>>
> >>>
> >>>
> >>>
> >>>
> >>> NNNN
> >>>
> >>>
> >>> * To join/leave the list, search archives, change list settings, *
> >>> * etc., please visithttp://raven.utc.edu/archives/hp3000-l.html  *
> >> --
> >> Tracy Johnson
> >> BT
> >>
> >>
> >>
> >>
> >>
> >>
> >>
> >> NNNN
> >>
> >>
> >> * To join/leave the list, search archives, change list settings, *
> >> * etc., please visithttp://raven.utc.edu/archives/hp3000-l.html  *
> >>
> >>
> >> * To join/leave the list, search archives, change list settings, *
> >> * etc., please visithttp://raven.utc.edu/archives/hp3000-l.html  *
> >>
> > * To join/leave the list, search archives, change list settings, *
> > * etc., please visithttp://raven.utc.edu/archives/hp3000-l.html  *
>
> --
> Tracy Johnson
> BT
>
>
>
>
>
>
>
> NNNN
>
>
> * To join/leave the list, search archives, change list settings, *
> * etc., please visit http://raven.utc.edu/archives/hp3000-l.html *
>

* To join/leave the list, search archives, change list settings, *
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