All Questions - MapR and Apache Hadoop

All Questions

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5.7k

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Why there is only one reducer when doing 1TB tera sort?

18 Jul '11, 16:32 amit ♦399

terasort configuration

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answers

1.9k

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maven repository for mapr jar files

16 Apr, 12:28 kichik31

mapr jar

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answers

1.3k

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NFS Performance

02 May '12, 09:57 peppert87

performance nfs throughput ubuntu

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answer

120

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MAPR with mongodb and python nltk

11 Apr, 15:09 TedDunning ♦♦2.4k

python mongodb nltk

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301

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REST API for job linklogs

14 Dec '12, 10:46 gera1.3k

linklogs job rest

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1.4k

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What do you mean by compatible with Hadoop?

12 Jul '11, 18:17 TedDunning ♦♦2.4k

mapr hadoop compatibility

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576

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I am new to Hadoop. Why should I use MapR?

28 Jun '11, 13:28 jacknorris ♦1

mapr

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357

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Understanding Local Node tmp usage

26 Sep '12, 08:58 Nabeel ♦♦2.2k

mapr tmp local performance

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761

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What compression algorithm does MapR use?

29 Jun '11, 07:11 Administrator ♦♦6

gzip compression lzo

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1.2k

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What are the pros and cons of using MapR?

05 Aug '12, 00:28 TedDunning ♦♦2.4k

mapr

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NullPonterException running sqoop

03 May, 12:20 Dave Kincaid86

sqoop nullpointerexception

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271

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error running map-reduce job

11 Apr, 06:56 TedDunning ♦♦2.4k

mapreduce

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136

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JT Thinks all TT nodes are in default-rack

12 Apr, 09:14 gera1.3k

tasktracker 2.1.1 jobtracker m3 default-rack

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1.7k

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where is hdfs-site.xml parameters moved to ?

18 Jul '11, 19:23 Andrew Wells341

hdfs hdfs-site.xml configuration

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215

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Exception when trying to import DB table with sqoop and hive

07 May, 23:16 stracso16

exception sqoop hive

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492

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MapR 2.1.2, Filesystem.get API call results in Unsatisfied link error

15 May, 23:16 Nabeel ♦♦2.2k

mapr-2.1.2

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315

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Storage Pools and Volumes Oh My

25 Nov '12, 22:07 TedDunning ♦♦2.4k

pools performance disks storage volumes

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1.2k

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How can I install the Avatar Node on MapR?

20 Jul '11, 16:28 TedDunning ♦♦2.4k

hdfs ha avatar

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768

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SPOF on M3 edition and recovery

05 Jul '11, 18:29 MC Srivas ♦♦2.6k

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897

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Can M3 run on two nodes only?

04 Jul '11, 10:26 TedDunning ♦♦2.4k

standby smallcluster failover redundancy

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400

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CLDB is going down by the command, "maprcli alarm raise"

22 Apr '12, 11:58 sgopinath562

alarm maprcli cldb

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1.2k

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Load HBASE table into HDFS using MAP-REDUCE java program

25 May '12, 00:02 yufeldman ♦♦1.9k

hdfs hbase mapreduce hadoop

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983

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Container reports

21 Jul '11, 16:48 TedDunning ♦♦2.4k

blockreports container cldb

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911

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JAVA_HOME not set

21 Jul '12, 12:21 TedDunning ♦♦2.4k

java

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793

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HBase improvements

06 Jul '11, 02:26 ghousia81

hbase

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1.5k

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MR job start: "Failed to create directory /tmp/mapr-hadoop/mapred/local/taskTracker/root ..."

28 Aug '12, 08:42 Chris Almond46

failure tasktracker mapr-client

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2.0k

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(SPOF, HA) With M3, what are recovery steps if someone spills Coke on the CLDB node?

23 Nov '11, 13:30 Peter Conrad ♦♦761

hdfs namenode

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1.0k

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Is MapR wire compatible or API compatible with Hadoop 0.20.2?

21 Jul '11, 17:00 TedDunning ♦♦2.4k

compatibility

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1.0k

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OpenJDK support

31 Oct '12, 05:41 stephenix123(suspended)

sun openjdk java ubuntu

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1.4k

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coding and customizing mapreduce tasks in hadoop Pig

04 Nov '12, 07:10 stephhance001(suspended)

latin mapreduce pig

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2335answers

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