All these version are backwards compatible. You can safely upgrade a lucene
index from 4.3.1 to 4.5.1 or 4.6.0. You can't downgrade so they are not
forward compatible though!
simon
On Monday, January 13, 2014 1:40:47 AM UTC+1, Jason Wee wrote:
>
> Hi, for es version 0.90.2 using lucene 4.3.1 and for es version 0.90.7
> using lucene version 4.5.1 and es version 0.90.8 using lucene 4.6.0. Are
> you sure you upgraded successfully with the index/query still functional
> work?
>
> /Jason
>
>
> On Sun, Jan 12, 2014 at 12:25 PM, Jae <meta...@gmail.com <javascript:>>wrote:
>
>> Upgrading 0.90.2 -> 0.90.3 -> 0.90.10 is possible but direct upgrade from
>> 0.90.2 to 0.90.10 isn't possible due to version mismatch.
>>
>>
>> On Saturday, January 11, 2014 1:22:22 AM UTC-8, Jae wrote:
>>>
>>> Hello, I am running 0.90.2 cluster and I want to upgrade it to 0.90.10.
>>>
>>> I created a new instance with 0.90.10 and I expected it would join to
>>> the legacy cluster but with the following error, it couldn't join. The new
>>> instance doesn't have any data and I was expecting newly joined instance
>>> would copy the replica from the old one.
>>>
>>> 2014-01-11 08:42:26,070 INFO org.elasticsearch.common.
>>> logging.log4j.Log4jESLogger:114 [elasticsearch[...][generic][T#1]]
>>> [internalInfo] [i-6d71a643] failed to send join request to master
>>> [...][_dmbrG14Tcy2nkySP-xcoA][inet[/...:7102]]{rack_id=us-east-1e}],
>>> reason [org.elasticsearch.transport.RemoteTransportException:
>>> [i-5b6a683c][inet[/...:7102]][discovery/zen/join];
>>> org.elasticsearch.transport.RemoteTransportException:
>>> [i-6d71a643][inet[/...:7102]][discovery/zen/join/validate];
>>> java.io.IOException: Expected handle header, got [17]]
>>>
>>> I guess 'Expected handle header' error usually occurs when mixed
>>> versions of ES are used but is this normal procedure of rolling upgrade of
>>> elasticsearch?
>>>
>>> Thank you
>>> Best, Jae
>>>
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