incubator-cassandra-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From sankalp kohli <kohlisank...@gmail.com>
Subject Re: what happen if coordinator node fails during write
Date Wed, 26 Jun 2013 01:58:03 GMT
Read this
http://www.datastax.com/dev/blog/atomic-batches-in-cassandra-1-2


On Tue, Jun 25, 2013 at 8:45 PM, Andrey Ilinykh <ailinykh@gmail.com> wrote:

> It depends on cassandra version. As far as I know in 1.2 coordinator logs
> request before it updates replicas. If it fails it will replay log on
> startup.
> In 1.1 you may have inconsistant state, because only part of your request
> is propagated to replicas.
>
> Thank you,
>   Andrey
>
>
> On Tue, Jun 25, 2013 at 5:11 PM, Jiaan Zeng <jiaan@bloomreach.com> wrote:
>
>> Hi there,
>>
>> I am writing data to Cassandra by thrift client (not hector) and
>> wonder what happen if the coordinator node fails. The same question
>> applies for bulk loader which uses gossip protocol instead of thrift
>> protocol. In my understanding, the HintedHandoff only takes care of
>> the replica node fails.
>>
>> Thanks.
>>
>> --
>> Regards,
>> Jiaan
>>
>
>

Mime
View raw message