[
https://issues.apache.org/jira/browse/ACCUMULO-931?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Josh Elser resolved ACCUMULO-931.
---------------------------------
Resolution: Not A Problem
Pre-splitting the table being ingested into mitigated the issue.
> Oscillations in Accumulo Ingest Performance
> -------------------------------------------
>
> Key: ACCUMULO-931
> URL: https://issues.apache.org/jira/browse/ACCUMULO-931
> Project: Accumulo
> Issue Type: Bug
> Affects Versions: 1.4.2
> Environment:
> Reporter: Jeremy Kepner
> Attachments: 12,r8,r10,r12ingestor_1table_12tablet.pdf,
> 1ingestor_1table_1tablet.pdf, 1ingestor_1table_2tablet.pdf,
> 1ingestor_1table_4tablet.pdf, 1ingestor.pdf,
> 2,3,4ingestor_1table_4tablet.pdf, 2ingestor.pdf, 3ingestor.pdf,
> 4ingestor.pdf, ingest_performance_explained.pdf
>
>
> Linux 2.6.32, single node, 32 cores, 96 GB RAM, 3x3TB SATA drives, RAID5
> Ingest performance into accumulo varies by 2.5x. Depending upon the number
> of ingestors.
> Performance tests were carried out using Graph500 benchmark (see
> d4m_api/examples/3Scaling/2ParallelDatabase/pDB10_EdgeInsertTEST.m from
> http://www.mit.edu/~kepner/D4M/).
--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators
For more information on JIRA, see: http://www.atlassian.com/software/jira
