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HBase >> mail # dev >> ANN: The 1st hbase 0.94.5 release candidate is available for download


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Re: ANN: The 1st hbase 0.94.5 release candidate is available for download
I think HBASE-7772 should sink the current RC.  It looks like HBASE-7626
broke token authentication in some cases with secure HBase.
On Tue, Feb 5, 2013 at 1:40 PM, lars hofhansl <[EMAIL PROTECTED]> wrote:

> I do not think we can mandate a newer version of ZK in a minor release. At
> least we avoided that in the past.
> HBase "ships" with ZK 3.4.5, but that really just means the client. It
> still has to work with older ZK servers.
>
> -- Lars
>
>
>
> ________________________________
>  From: Ted Yu <[EMAIL PROTECTED]>
> To: [EMAIL PROTECTED]; lars hofhansl <[EMAIL PROTECTED]>
> Sent: Tuesday, February 5, 2013 1:36 PM
> Subject: Re: ANN: The 1st hbase 0.94.5 release candidate is available for
> download
>
> I think it would be prudent to sink RC0.
>
> The fix for HBASE-7771 is shaping up. As long as user deploys 0.94.5 (RC1)
> with zookeeper client of 3.4.4 or newer, there should be no problem.
>
> Cheers
>
> On Tue, Feb 5, 2013 at 1:31 PM, lars hofhansl <[EMAIL PROTECTED]> wrote:
>
> > You'd recommend sinking this RC for this rather than having this next
> > months in 0.94.6?
> >
> > I'm fine either way. With many, smaller, and backward compatible releases
> > it should be less important to fix a particular problem in a specific
> > release.
> >
> > Looks like this problem was introduced with 0.94.4, and it that case it
> > might be prudent to get this in.
> >
> > So... Wanna sink this RC?
> >
> >
> > -- Lars
> >
> >
> >
> > ________________________________
> >  From: Ted Yu <[EMAIL PROTECTED]>
> > To: [EMAIL PROTECTED]
> > Sent: Tuesday, February 5, 2013 1:19 PM
> > Subject: Re: ANN: The 1st hbase 0.94.5 release candidate is available for
> > download
> >
> > Francis reminded me that ZOOKEEPER-1437 is a client side fix.
> >
> > So our situation is simplified: 0.94.5 ships with zookeeper 3.4.5
> > client. HBASE-7771 should be included.
> >
> > Cheers
> >
> > On Tue, Feb 5, 2013 at 11:47 AM, Ted Yu <[EMAIL PROTECTED]> wrote:
> >
> > > Auto-detection may be difficult.
> > > 0.94.5 uses the following config param for usage of multi() feature in
> > > zookeeper 3.4 :
> > >
> > >   <property>
> > >     <name>hbase.zookeeper.useMulti</name>
> > >     <value>false</value>
> > >
> > > Since the issue HBASE-7771 tries to solve affects zookeeper 3.4.4 and
> > > later version(s), the above config param would not suffice (for current
> > > discussion).
> > >
> > > Cheers
> > >
> > > On Tue, Feb 5, 2013 at 11:40 AM, Jean-Marc Spaggiari <
> > > [EMAIL PROTECTED]> wrote:
> > >
> > >> Yes, I can easily upgrade to 3.4.5, but I think some might not want to
> > >> if zookeeper is used by some other applications.
> > >>
> > >> So I agree that we should consider something to detect ZK version and
> > >> decide, based on that, ifthe workaround should be used. And if this
> > >> can be done automatically instead of setting up something in the conf
> > >> files, it's even better...
> > >>
> > >> 2013/2/5, Ted Yu <[EMAIL PROTECTED]>:
> > >> > This is tricky.
> > >> > Is it possible to upgrade standalone zookeeper to 3.4.5 when you
> > >> upgrade to
> > >> > HBase 0.94.5 ?
> > >> >
> > >> > Anyway, looks like we need some config parameter that tells us the
> > >> version
> > >> > of standalone zookeeper :-) so that we can decide whether the
> > workaround
> > >> > should be used.
> > >> >
> > >> > On Tue, Feb 5, 2013 at 11:16 AM, Jean-Marc Spaggiari <
> > >> > [EMAIL PROTECTED]> wrote:
> > >> >
> > >> >> Hi Ted,
> > >> >>
> > >> >> Does it mean that 0.94.5 will not work anymore for those running
> > >> >> zookeeper separatly with a version < 3.4.5?
> > >> >>
> > >> >> I'm running 3.4.3 in my cluster...
> > >> >>
> > >> >> JM
> > >> >>
> > >> >> 2013/2/5, Ted Yu <[EMAIL PROTECTED]>:
> > >> >> > Patch is available for:
> > >> >> > HBASE-7771 Secure HBase Client in MR job causes tasks to wait
> > forever
> > >> >> >
> > >> >> > It removes the workaround from HBASE-4791 which went into 0.94.4
> > >> >> >
> > >> >> > Now that zookeeper 3.4.5 is used by 0.94.5, I think HBASE-7771