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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
Lars Hofhansl 2013-02-06, 04:21
All right, consider rc0 sunk.

Gary Helmling <[EMAIL PROTECTED]> wrote:

>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