Il giorno lun 31 lug 2023 alle ore 02:40 Yan Zhao
<horizo...@apache.org> ha scritto:
>
> I am concerned about a possible scenario where a user tries to use DirectIO, 
> runs it for a period of time, and experiences some problem on the bookie 
> server side, but is unsure of the cause and suspects it may be related to 
> DirectIO. As a result, the user disables DirectIO and restarts. In this case, 
> data may be lost.

You should never do this in production.

BTW do you have a possible solution?

Enrico

>
>
>
> On 2023/07/30 17:40:25 Enrico Olivelli wrote:
> > I think that you should not do this kind of things.
> > You should start a new bookie with the new configuration.
> >
> > It is not generally possible to guarantee compatibility between different
> > implementations.
> >
> > I tend to close the case as 'won't fix'
> >
> >
> > Enrico
> >
> >
> > Il Dom 30 Lug 2023, 13:00 horizonzy <horizo...@apache.org> ha scritto:
> >
> > > Hi, the followers.
> > > I would need to talk about a serious matter. Especially, if you use
> > > DirectEntryLogger in a production environment.
> > >
> > > Switching from DefaultEntryLogger to DirectEntryLogger and switching back
> > > from DirectEntryLogger to DefaultEntryLogger may result in data loss.
> > >
> > > Here is the detailed issue
> > > https://github.com/apache/bookkeeper/issues/4040
> > >
> >

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