[Linux-cluster] linux cluster on rhel5 without using gfs and shared storage

[Bennie Thomas]

I guess ignore my last reply; I just read the title in it's entirety. He 
does not want to use shared storage.
Sorry !!!



Bennie Thomas wrote:
> You can attach a network disk device and have it fail over with the 
> active system and make
> tomcat and mysql dependant of the disk resource. This is the simple 
> route. when dealing with
> clusters you should keep the "KISS" approach in-mind.
>
> Regards,
>
> Bennie
>
> Any views or opinions presented are solely those of the author and do 
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> of Raytheon unless specifically stated. Electronic communications 
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>
>
> Maciej Bogucki wrote:
>> sajith napisał(a):
>>   
>>> Hai all,
>>>
>>> 	I am new to linux cluster. I want to set up a two node cluster using
>>> rhcs. In my application I am using tomcat and mysql as database. My aim is
>>> to configure both servers in active-passive configuration. I have tested the
>>> failover of ip and process using conga. But I am stuck with the
>>> configuration of mysql failover. I am confused with how to make the data
>>> files redundant for mysql. If I am using nfs for data files the files are
>>> not accessible if nfs server is down. How can I create an online back up of
>>> my data files so that if my main server is down then also I can access my
>>> data from the online backup? I don't have gfs and SAN storage. My data files
>>> and application reside in same machine. Please help
>>>     
>>
>> Hello,
>>
>> You can use drbd[1] to mirror block device via network. You also need
>> some automatic failover mechanism fe. RHCS or heratbeat[2].
>>
>> [1] - http://www.drbd.org/
>> [2] - http://www.linux-ha.org/
>>
>> Best Regards
>> Maciej Bogucki
>>
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