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From Jim Klucar <>
Subject Re: MapR Announces First High Availability Solution for Accumulo
Date Thu, 07 Jun 2012 14:24:14 GMT
If anyone finds published performance numbers, please follow up here.

On Thu, Jun 7, 2012 at 10:09 AM, David Medinets
<> wrote:
> This seems worthy of mentioning:
> San Jose, CA – June 6, 2012 – MapR Technologies, Inc., the provider of
> the open, enterprise-grade distribution for Apache Hadoop, today
> announced that the integration and verification testing of Accumulo
> with the MapR Distribution for Apache Hadoop M5 Edition has been
> completed. MapR also announced the completion of rigorous performance
> and scaling testing of Accumulo and Hadoop running on the Cisco
> Unified Computing System (UCS).
> Accumulo, originally developed by NSA and now an Apache project, is a
> distributed key value store with fine grain security control based on
> Google’s BigTable design. MapR provides Accumulo deployments with full
> High Availability, no single points of failure, automated and stateful
> failover, and rolling upgrades for high availability during routine
> hardware and software maintenance.
> “This is a major step forward for Accumulo,” said Leo Fox, CEO of
> Tenacity Solutions, Incorporated. “MapR’s capabilities expand use
> cases and areas where our Intelligence customer can benefit from
> Accumulo without risking downtime or data loss.”
> MapR also provides full data protection for Accumulo data with
> Mirroring and Snapshots, features designed to efficiently maintain
> data integrity and business continuity across clusters and sites.
> MapR also verified Accumulo running on the latest Cisco UCS hardware
> and verified significant performance advantages of Cisco UCS with the
> EMC Greenplum MR Edition of Hadoop.

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