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From Josh Elser <els...@apache.org>
Subject Re: Offline tables on adding a tserver (Accumulo 1.6 regression?)
Date Mon, 12 Jan 2015 17:37:26 GMT
Denis wrote:
> created https://issues.apache.org/jira/browse/ACCUMULO-3471

Thanks a bunch!

> BTW, In 1.6.1 also balancing may get stuck until the master server is restarted.

Is this a known issue in 1.6.1 that's been since fixed or is it still 
outstanding?

> But then, after the master restart, balancing works very
> "aggressively", putting many tablets offline for quite long time
> (minutes)
>
> On 1/11/15, Denis<denis@camfex.cz>  wrote:
>> Sometimes it left unbalanced with new tserver hosts zero tablets or
>> much less that others.
>> So I had to restart master to initiate the balancing process.
>> Then balancing was performed slowly without putting thousands of
>> tablets offline.
>>
>> On 1/11/15, John Vines<vines@apache.org>  wrote:
>>> I have a hunch that the 1.4 version being used possibly had one or more
>>> of
>>> the many bugs regarding balancing getting 'stuck', which was typically
>>> resolved via bouncing the master. Denis, in 1.4 when you brought you
>>> tserver back online, did you find that things were then balanced or did
>>> you
>>> just have a tserver up and things were left unbalanced?
>>>
>>> On Sun, Jan 11, 2015 at 11:30 AM, Denis<denis@camfex.cz>  wrote:
>>>
>>>> yes, per server
>>>>
>>>> On 1/11/15, Sean Busbey<busbey@cloudera.com>  wrote:
>>>>> On Sat, Jan 10, 2015 at 3:42 PM, Denis<denis@camfex.cz>  wrote:
>>>>> On 1/10/15, Christopher<ctubbsii@apache.org>  wrote:
>>>>>
>>>>>> ...
>>>>>> 3) how many tablets do you have per server?....
>>>>> 3. about 6000
>>>>>
>>>>> Just to confirm, this is 6000 tablets per-server and not 6000 tablets
>>>>> per-table or overall, right?
>>>>>
>>>>>
>>>>> --
>>>>> Sean
>>>>>

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