DLRL Hadoop cluster

20 node hadoop cluster with Cloudera Hadoop 5.12.0

1. Hadoop Service

2. Tweet Collections and Services

ProjectCollection nameTotal # of tweetStarted atCollection toolAnalysis service
IDEAL Archive DB 1,921,981,279 2012 yTK1) Analysis using Hadoop
IDEAL 1% sampling 74,807,578 2015 DMI-TCAT2) Analysis
IDEAL User following 11,212,862 2015 DMI-TCAT2) Analysis
IDEAL Keyword tracking 21,646,879 2015 DMI-TCAT2) Analysis
GETAR Collection 263,934,350 2015 yTK1) Analysis using Hadoop
GETAR Collection 1,212,041,666 2016.9 SFM3) Analysis
NIH Keyword tracking 660,660 2015 DMI-TCAT2) Analysis
Total Google Table 3,506,285,274

Open source tools for collecting tweets

  1. yourTwapperKeeper (yTK)
  2. DMI-TCAT
  3. Social Feed Manager (SFM)

3. Web Collections

ProjectCollection nameHosted byServiceLocation
IDEAL IA webpage collection Internet Archive Archive-it IA link
IDEAL IA webpage collection
(downloaded)		 Virginia Tech
(DLRL)		 Hadoop /data/IACollections in head node