AW: [OJB-developers] Concurrent access not posible with 0.7.325 i n C/S mode

[Mahler T. <tho...@it...>]

Hi Ricardo,

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> Thomas,
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> Thanks, it worked!!!

Great news !
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> In single VM mode I get this message:
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> [BOOT] INFO: OJB.properties:=20
> file:/C:/Java/Tomcat401/webapps/charlie-dev/WEB-INF
> /classes/OJB.properties
> [ojb.broker.metadata.RepositoryXmlHandler] WARN: unknown=20
> isolation-level: read-u
> ncomitted using RW_UNCOMMITTED as default
> [ojb.broker.metadata.RepositoryXmlHandler] WARN: unknown=20
> isolation-level: read-u
> ncomitted using RW_UNCOMMITTED as default
> [ojb.broker.metadata.RepositoryXmlHandler] WARN: unknown=20
> isolation-level: read-u
> ncomitted using RW_UNCOMMITTED as default
> [ojb.broker.metadata.RepositoryXmlHandler] WARN: unknown=20
> isolation-level: read-u
> ncomitted using RW_UNCOMMITTED as default
> [ojb.broker.metadata.RepositoryXmlHandler] WARN: unknown=20
> isolation-level: read-u
> ncomitted using RW_UNCOMMITTED as default
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Maybe there is some typo in the repository file. Just send it to me =
I'll try
to find the problem.

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> But It works. I can make two threads read data from the same=20
> table concurrently.
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>=20
> When I tried to run OJB in C/S mode, I got this exception:
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<snip>
Yes, I have not worked on the C/S related problems yet

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>=20
> I suppose I would not need to use the Client/Server mode=20
> anymore, since now OJB is working in single JVM mode,=20
> concurrently... I do not need the load balancing stuff yet...=20
> What do you think?

Yes! In a servlet environment it should be absolutely OK to use =
singlevm
mode.

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> I'll try to get some sleep (it's 3am here, I downloaded your=20
> patch almost inmediatly), and tomorrow I'll finish testing=20
> with more cases of concurrency of web clients.
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> THANKS for your great work!
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Thanks for your patience!

-- Thomas

> Greetings,
>=20
>=20
> Ricardo Arguello
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> ----- Original Message -----=20
> From: "Thomas Mahler" <tho...@ho...>
> To: "Ricardo Arg=FCello" <ri...@ya...>
> Cc: <obj...@li...>
> Sent: Wednesday, February 06, 2002 1:20 AM
> Subject: Re: [OJB-developers] Concurrent access not posible=20
> with 0.7.325 in C/S mode
>=20
>=20
> > Hi Ricardo,
> >=20
> > I just placed a new release (0.7.327) on the OJB download page.
> > I modified the PersistenceBrokerFactory and the ODMG =
implementation.
> > Now in singlevm mode each transaction will obtain its own=20
> broker instance.
> > During comit() or abort() the broker instances are released=20
> to a pool.
> >=20
> > I hope this will solve at least some of your problems.
> >=20
> > This is no release build. thus there are no TestCases yet=20
> that check the=20
> >   implemented features. There may be bugs!
> >=20
> > HTH,
> >=20
> > Thomas
> >=20
> >=20
> > _______________________________________________
> > Objectbridge-developers mailing list
> > Obj...@li...
> > =
https://lists.sourceforge.net/lists/listinfo/objectbridge-developers
> >=20
>=20
>=20
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>=20