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From "Alaa Zubaidi (PDF)" <alaa.zuba...@pdf.com>
Subject Re: Migrate from Windows to Linux
Date Sat, 27 Jan 2018 17:37:37 GMT
Thanks Alain, yes, I saw some of these, but I was hoping that there are new
experiments.
This is useful, now I need to find new HW to test these options.
Thanks for your help..
Alaa

On Sat, Jan 27, 2018 at 9:04 AM, Alain RODRIGUEZ <arodrime@gmail.com> wrote:

> Hello Alaa,
>
> Over time, people who tried seems to have failed to do a live migration
> from windows to linux (and probably the other way around). It appears to be
> something unsupported:
>
> http://grokbase.com/t/cassandra/user/13anrd7qv1/mixed-linux-
> windows-cluster-in-cassandra-1-2
> http://grokbase.com/t/cassandra/user/115vy2hy4w/mixing-
> different-os-in-a-cassandra-cluster
>
> Those discussions are a bit old. Yet if this incompatibility still true,
> you can probably:
>
> 1 - Stop the cluster and use sstable loader to load data in the new linux
> cluster
>
> or
>
> 2 - Fork writes to the new cluster, run the sstable loader then switch
> clients, apparently doable without downtime
>
> This 2 solutions were discussed there http://grokbase.com/t/cassandr
> a/user/125rhxydwb/migrating-from-a-windows-cluster-to-a-linux-cluster
>
> 3 - Try to run mixed cluster in a testing environment, check the Cassandra
> code, possibly make a ticket or offer a patch if it does not work. If doing
> so, add a new data center with linux, not mixed node within the same rack
> or data center. It's safer and more efficient. Even though in this specific
> case it might fail.
>
> C*heers,
> -----------------------
> Alain Rodriguez - @arodream - alain@thelastpickle.com
> France / Spain
>
> The Last Pickle - Apache Cassandra Consulting
> http://www.thelastpickle.com
>
>
> 2018-01-26 20:49 GMT+00:00 Alaa Zubaidi (PDF) <alaa.zubaidi@pdf.com>:
>
>> Hi,
>> What is the best way to migrate my Cassandra 2.x cluster from Windows to
>> Linux?
>> - Can I mix Windows and linux nodes in the same cluster? bring linux node
>> one by one, and shutdown windows nodes one by one?
>> - Can I use multiple racks feature? how would this work?
>> - Other ideas?
>>
>> Regards.
>> Alaa
>>
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-- 

Alaa Zubaidi
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error and then immediately permanently delete it and all attachments to it 
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sender disclaims any liability for such unauthorized use. PLEASE NOTE that 
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