Gluster setup question

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On Thu, Nov 20, 2008 at 9:01 PM, Aleynikov, Serge <Serge.Aleynikov at gs.com>wrote:

>  I built it from glusterfs-1.3.12.tag.gz source.
>

my replies in previous mail hold good.


>  ------------------------------
> *From:* basavanagowda at gmail.com [mailto:basavanagowda at gmail.com] *On
> Behalf Of *Basavanagowda Kanur
> *Sent:* Wednesday, November 19, 2008 10:50 PM
> *To:* Aleynikov, Serge
> *Cc:* gluster-users at gluster.org
> *Subject:* Re: Gluster setup question
>
> Serge,
>   I am assuming you are not using source code from repository.
>   If you are using source code directly from repository, then answers below
> might not hold good. Please mention the version, if you are using from
> source repository.
>
> On Thu, Nov 20, 2008 at 6:13 AM, Aleynikov, Serge <Serge.Aleynikov at gs.com>wrote:
>
>>  Hi,
>>
>> I am running several clients writing to local disk that are setup to
>> replicate data to N glusterfs server processes that use NFS for storing this
>> data.  I have the following questions:
>>
>> 1. Does every write of a process to a local directory managed by glusterfs
>> client involve syncronous replication of data to glusterfs server?
>>
> yes. it involves synchronous replication.
>
> glusterfs--mailine--3.0--patch-621 (onwards) in our source repository  has
> an AFR feature called quick-unwind, which would make replication
> asychronous.
>
>   2. Is it possible that if NFS is slow on the glusterfs server side, then
>> writing to local disk of a process on the glusterfs client's machine would
>> block?
>>
> yes. fops on glusterfs will block.
>
>>  Thanks.
>>
>> Serge
>>
>> _______________________________________________
>> Gluster-users mailing list
>> Gluster-users at gluster.org
>> http://zresearch.com/cgi-bin/mailman/listinfo/gluster-users
>>
>>
>
>
> --
> gowda
>
>


-- 
gowda
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