[Info-vax] OpenVMS x86-64 and RDB and DB's in general on OpenVMS

[Arne Vajhøj]

On 6/29/2015 6:42 PM, Arne Vajhøj wrote:
> On 6/29/2015 4:42 PM, Dirk Munk wrote:
>> Stephen Hoffman wrote:
>>> On 2015-06-29 17:01:19 +0000, Dirk Munk said:
>>>
>>>>> Hoff: You've found some platform-specific easy installer kits — in
>>>>> OpenVMS terms, those are PCSI kits with the Java code, and with some
>>>>> DCL that provides the tailored and platform-specific startup script.
>>>>> Load current Java and load one of those, and off you go.
>>>>
>>>> Well, in the Windows installation manual I read something about
>>>> services. As far as I'm aware there no such thing as a Java based
>>>> service ?
>>>
>>> Any hypothetical OpenVMS port would need to deal with arcane details
>>> such as inetd, the startup via SYSMAN or SYSTARTUP_VMS.COM and either
>>> via DCL or GNV bash, system parameters and/or process quotas, the Java
>>> versions of those C pesky run-time configuration logical names, probably
>>> getting Java running in a detached process, and some other dreck.
>>>
>>> Now if you want to find reasons not to do something, that's entirely
>>> your call.
>>
>> That's not the point. I'm merely trying to figure out all the type of
>> components there are in a Cassandra kit. It seesm to me that essential
>> components are OS specific executables etc.
>
> Not true.
>
> I just downloaded Cassandra 2.1.7 (latest stable) from Apache
> (canonical source), ungzipped, untarred and succesfully started
> it on Windows.
>
> There are no - I repeat no) windows exe files whatsoever in the
> distribution.
>
> If you want to run it as a service then you will need to get one
> of the many service wrappers for Java programs.
>
> If you want a MSI installer then you will need to get it from
> STAX or similar.
>
> But there are no essential components in Cassandra that
> are OS specific executables. In fact there are no
> components in (standard) Cassandra that are OS specific executables.
>
>>> If you want to try Cassandra, then load one of the provided
>>> installers or load a VM guest and go try it.
>>>
>>> Whether some site has a list of prerequisites or the rest?  That's
>>> interesting and useful information and it'd be nice to have.  Here, I'd
>>> expect to need Java and some startup hackery for odd-ball boxes.  But
>>> FWIW, these same (lack of) platform support details can also be a basis
>>> for inferring whether the platforms you're interested in and are using
>>> are current and maintained and ubiquitous and have an active community
>>> of open-source users and maintainers.  Or whether you're using what are
>>> exotic platforms.
>>>
>>> As for the answers to your Microsoft Windows questions, I do not know.
>>>
>> I'm sure you know what a Windows service is, and I can't imagine that a
>> Windows service is written in Java.
>
> A Windows service is not part of Cassandra.
>
> If you want one then pick one:
>
> http://commons.apache.org/proper/commons-daemon/index.html

Hit send too soon,

Continued:

http://wrapper.tanukisoftware.com/doc/english/download.jsp

http://yajsw.sourceforge.net/

Arne