[Info-vax] Problem with Filezilla connecting to OpenVMS
Dave Froble
davef at tsoft-inc.com
Tue Dec 11 16:53:20 EST 2018
On 12/11/2018 3:11 PM, Arne Vajhøj wrote:
> On 12/11/2018 2:58 PM, Dave Froble wrote:
>> On 12/11/2018 2:30 PM, Arne Vajhøj wrote:
>>> On 12/11/2018 1:40 PM, Dave Froble wrote:
>>>> Our users require SYSLCK. On VAX it was simple, for me. On Alpha it
>>>> was much harder, for me. Ok, Dave's a dummy. It was still much
>>>> harder for me.
>>>
>>> Just note that per HPE manual SYSLCK is a "System: Potential to
>>> interfere with normal system operation" priv.
>>
>> Yes. It's also the method for locking a file or record. Without
>> that, you'd have chaos, right?
>>
>> RMS uses the DLM.
>
> Yes.
>
> But RMS runs in EXEC mode and does not require any privs for users.
>
>> Rdb uses the DLM.
>
> I don't know exactly what RDB. But I would expect a user
> without SYSLCK to be able to use it.
>
>> I use the DLM.
>>
>> Many use the DLM.
>
> Everybody use DLM.
>
> But it is more rare to see its use result in users needing
> SYSLCK.
>
> Arne
>
>
Nor do my users have SYSLCK. The database code uses the UWSS to ENQ and
DEQ system level locks.
But, back to the issue of getting the job done. When we first ported to
Alpha, I was unable to get the locking working in the manner used on the
VAX, specifically, EXEC mode transfer vectors, I think it was called.
The boss wasn't ready to shut down operations, and so for a while all
users had SYSLCK priv. I wasn't happy with it, but, it sure beat the
alternative. In time the UWSS replaced that poor practice.
--
David Froble Tel: 724-529-0450
Dave Froble Enterprises, Inc. E-Mail: davef at tsoft-inc.com
DFE Ultralights, Inc.
170 Grimplin Road
Vanderbilt, PA 15486
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