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[expand - 3 more] - Re: what can cause RegionTooBusyException? - HBase - [mail # user]
...Thanks. I appear to have resolved this problem by restarting the HBase Master and the RegionServersthat were reporting the failure.BrianOn Nov 11, 2014, at 12:13 PM, Ted Yu  wrote: ...
   Author: Brian Jeltema, 2014-11-11, 17:23
[expand - 2 more] - Re: snapshot timeouts - HBase - [mail # user]
...Thanks for the quick responses. I’ll get back on this later; I discovered that HBase didn’t restart properlyafter changing the timeouts, so the second ERROR may be a side-effect of that.I al...
   Author: Brian Jeltema, 2014-10-08, 20:26
[expand - 2 more] - Re: ExportSnapshot webhdfs problems - Hadoop - [mail # user]
...I’ll try hftp next time. This is an intermittent problem. Mapper retries will typically complete eventually.I got past the problem by tolerating more mapper failures before killing the job.O...
   Author: Brian Jeltema, 2014-10-06, 13:42
[expand - 4 more] - Re: problem restoring snapshot - HBase - [mail # user]
...Deleting the contents of  /apps/hbase/data/.tmp fixed the problemOn Sep 25, 2014, at 1:48 PM, Ted Yu  wrote: ...
   Author: Brian Jeltema, 2014-09-25, 17:55
[expand - 2 more] - Re: certificates expired - Ambari - [mail # user]
...Thanks. I managed to get it working earlier today by deleting all of the server and cluster node certs,editing /var/lib/ambari-server/keys/db/index.text.attr to set: unique_subject = nothen ...
   Author: Brian Jeltema, 2014-09-24, 17:07
Re: Copying data from 94 to 98 .. - HBase - [mail # user]
...I’ve been successfully moving snapshots from 94 to 98 using webhdfs. On the 94 cluster:    hbase org.apache.hadoop.hbase.snapshot.ExportSnapshot -snapshot snappy -copy-to webh...
   Author: Brian Jeltema, 2014-09-16, 11:10
long startup time for MR job - Hadoop - [mail # user]
...Running an Hadoop 2.4/HBase 0.98 MR Job on a 12-node cluster, I’m seeing a long startup delay (about 2.5 minutes):14/09/12 11:46:05 INFO client.RMProxy: Connecting to ResourceManager at prod...
   Author: Brian Jeltema, 2014-09-12, 15:56
[expand - 6 more] - Re: need help understand log output - HBase - [mail # user]
...I don’t see anything interesting at this point in the log files. Based on some applicationtimeouts I was seeing, I think the problem began several days earlier. I looked in thearea where the...
   Author: Brian Jeltema, 2014-09-12, 11:32
[expand - 4 more] - Re: directory usage question - HBase - [mail # user]
...YesNo. However the ownership failure isn’t what I’m concerned about; I understand what caused that.But the stack trace illustrated behavior of initTableSnapshotMapperJob that I didn’t expect...
   Author: Brian Jeltema, 2014-09-08, 11:17
silent mode isn't silent - Hive - [mail # user]
...Hive 0.13, I execute a query  in silent mode, persisting the output as:   hive -S -f query.hql >/tmp/output.txtbut I’m getting logging output in the output file, such as:20...
   Author: Brian Jeltema, 2014-08-27, 19:04
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB