Hi John,
Reference link below,
https://s3.amazonaws.com/storagetest_0120/temp/Performance_in_a_Gluster_Systemv6F.pdf
Thanks!
------- Original Message -------
Sender : John Mark Walker<johnmark@xxxxxxxxxx>
Date : 2012-05-16 23:38 (GMT+09:00)
Title : Re: [Gluster-devel] Asking about Gluster Performance Factors
Hi Ethan,
----- Original Message -----
> Dear Gluster Dev Team :
> I'm Ethan, Assistant engineer in Samsung electronics. Reviewing your
> paper, I have some questions of performance factors in gluster.
Which paper? Can you provide a link?
Also, please note that this is a community mailing list, and we cannot guarantee quick response times here - if you need a fast response, I'm happy to put you through to the right people.
Thanks,
John Mark Walker
Gluster Community Guy
> First, what does it mean the option "performance.cache-*"? Does it
> mean read cache? If does, what's difference between the options
> "prformance.cache-max-file-size" and "performance.cache-size" ?
> I read your another paper("performance in a gluster system, versions
> 3.1.x") and it says as below on Page 12,
> (Gluster Native protocol does not implement write caching, as we
> believe that the modest performance improvements from rite caching
> do not justify the risk of cache coherency issues.)
> Second, how much is the read throughput improved as configuring 2-way
> replication? we need any statistics or something like that.
> ("performance in a gluster system, versions 3.1.x") and it says as
> below on Page 12,
> (However, read throughput is generally improved by replication, as
> reads can be delivered from either storage node)
> I would ask you to return ASAP.
Ethan Eunjun Park
Assistant Engineer,
Solution Development Team, Media Solution Center
416, Maetan 3-dong, Yeongtong-gu, Suwon-si, Gyeonggi-do 443-742, Korea
Mobile : 010-8609-9532
E-mail : ej1515.park@xxxxxxxxxxx
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