hbase-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From David Koch <ogd...@googlemail.com>
Subject Re: One Region Server fails - all M/R jobs crash.
Date Fri, 22 Nov 2013 16:55:14 GMT
Sorry for the previous message, I attach the equired log files.

Regards,

David


On Fri, Nov 22, 2013 at 5:53 PM, David Koch <ogdude@googlemail.com> wrote:

>
>
>
> On Fri, Nov 22, 2013 at 4:17 PM, Ted Yu <yuzhihong@gmail.com> wrote:
>
>> Can you pastebin snippet of:
>> 1. task logs which show failure
>> 2. region server log shortly before the crash
>>
>> Thanks
>>
>>
>> On Fri, Nov 22, 2013 at 7:14 AM, David Koch <ogdude@googlemail.com>
>> wrote:
>>
>> > Hello,
>> >
>> > We experience reliability problems when running M/R jobs over HBase
>> tables.
>> > Specifically, it suffices for one Region Server to crash in order to
>> fail
>> > all M/R jobs.
>> >
>> > My guess is that this is not normal with a replication factor of 3.
>> >
>> > The HBase version is 0.94.6 installed as part of of Cloudera 4.4. HBase
>> > settings are pre-sets. Cluster size is 30 machines.
>> >
>> > What steps can I follow to improve the situation?
>> >
>> > Thank you,
>> >
>> > /David
>> >
>>
>
>

Mime
  • Unnamed multipart/mixed (inline, None, 0 bytes)
View raw message