ignite-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Dmitriy Setrakyan <dsetrak...@apache.org>
Subject Re: Blob persistence performance: IGFS vs Oracle
Date Wed, 24 Feb 2016 23:13:59 GMT
How many Ignite nodes are you running in your cluster? Ignite is a
distributed system, so the more nodes you add, the faster it should get.

On Wed, Feb 24, 2016 at 2:39 PM, Kobe <rk_@mailcity.com> wrote:

> Hello..
> I am comparing the persistence of large blobs (megabytes) in Oracle
> relational database vs. IGFS (1.5.0.final, DUAL_ASYNC, backed by secondary
> filesystem) on a 64 bit, 16GB RAM, 8 core RHEL6 VM.
> I notice that the other parameters remaining constant, the time to persist
> the same blob in Oracle is a good 200 to 300ms faster than the time needed
> to persist the same blob on IGFS.
> I am trying to investigate this further. However, are there any obvious
> factors that may explain this paradox with IGFS? Is it possible that the
> buffering of data by Oracle server in its shared memory is more efficient
> that my attempt to persist the blob in IGFS?
> Has anyone else encountered this surprising result?
> thanks,
> /Kobe
> --
> View this message in context:
> http://apache-ignite-users.70518.x6.nabble.com/Blob-persistence-performance-IGFS-vs-Oracle-tp3174.html
> Sent from the Apache Ignite Users mailing list archive at Nabble.com.

View raw message