Home | About | Sematext search-lucene.com search-hadoop.com
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
clear query|facets|time Search criteria: .   Results from 11 to 20 from 24 (0.185s).
Loading phrases to help you
refine your search...
[HBASE-3434] ability to increment a counter without reading original value from storage - HBase - [issue]
...There are a bunch of applications that do read-modify-write operations on HBase constructs, e.g  a counter; The counter value has to be read in from hdfs before it can be incremented. &...
http://issues.apache.org/jira/browse/HBASE-3434    Author: dhruba borthakur, 2012-11-14, 07:17
[HBASE-5419] FileAlreadyExistsException has moved from mapred to fs package - HBase - [issue]
...The FileAlreadyExistsException has moved from org.apache.hadoop.mapred.FileAlreadyExistsException to org.apache.hadoop.fs.FileAlreadyExistsException. HBase is currently using a class that is...
http://issues.apache.org/jira/browse/HBASE-5419    Author: dhruba borthakur, 2012-09-28, 12:44
[HBASE-4528] The put operation can release the rowlock before sync-ing the Hlog - HBase - [issue]
...This allows for better throughput when there are hot rows. A single row update improves from 100 puts/sec/server to 5000 puts/sec/server....
http://issues.apache.org/jira/browse/HBASE-4528    Author: dhruba borthakur, 2012-09-05, 01:31
[HBASE-3855] Performance degradation of memstore because reseek is linear - HBase - [issue]
...The scanner use reseek to find the next row (or next column) as part of a scan. The reseek code iterates over a Set to position itself at the right place. If there are many thousands of kvs ...
http://issues.apache.org/jira/browse/HBASE-3855    Author: dhruba borthakur, 2012-07-07, 14:56
[HBASE-4487] The increment operation can release the rowlock before sync-ing the Hlog - HBase - [issue]
...This allows for better throughput when there are hot rows.I have seen this change make a single row update improve from 400 increments/sec/server to 4000 increments/sec/server....
http://issues.apache.org/jira/browse/HBASE-4487    Author: dhruba borthakur, 2012-06-15, 02:41
[HBASE-3899] enhance HBase RPC to support free-ing up server handler threads even if response is not ready - HBase - [issue]
...In the current implementation, the server handler thread picks up an item from the incoming callqueue, processes it and then wraps the response as a Writable and sends it back to the IPC ser...
http://issues.apache.org/jira/browse/HBASE-3899    Author: dhruba borthakur, 2012-05-11, 06:29
[HBASE-4989] Metrics to measure sequential reads and random reads separately - HBase - [issue]
...HBase does sequential reads for compactions and positional random reads for satisfying user's queries. It would be nice if we can measure their latencies separately. It is mostly the random ...
http://issues.apache.org/jira/browse/HBASE-4989    Author: dhruba borthakur, 2012-05-10, 18:12
[HBASE-5473] Metrics does not push pread time - HBase - [issue]
...The RegionServerMetrics is not pushing the pread times to the MetricsRecord...
http://issues.apache.org/jira/browse/HBASE-5473    Author: dhruba borthakur, 2012-05-10, 18:10
[HBASE-5295] Improve the Thrift API  to switch on/off writing to wal for Mutations - HBase - [issue]
...The thrift api currently does not support switching off updating wal for Puts/Deletes. Support it....
http://issues.apache.org/jira/browse/HBASE-5295    Author: dhruba borthakur, 2012-05-10, 18:10
[HBASE-5014] PutSortReducer should adhere to memory limits - HBase - [issue]
...The PutSortReduce class has a configurable threshold to flush partial sorted data for large rows. However, it was not using the size of the key in the calculation of overall memory used....
http://issues.apache.org/jira/browse/HBASE-5014    Author: dhruba borthakur, 2012-05-10, 18:10
Sort:
project
Hadoop (61)
HDFS (36)
HBase (24)
MapReduce (16)
Hive (4)
type
issue (24)
date
last 7 days (0)
last 30 days (0)
last 90 days (0)
last 6 months (2)
last 9 months (24)
author
Ted Yu (1425)
Stack (996)
Andrew Purtell (894)
stack (781)
Jean-Daniel Cryans (733)
Jean-Marc Spaggiari (340)
Jonathan Hsieh (316)
Jimmy Xiang (311)
Enis Soztutar (309)
Elliott Clark (295)
Nick Dimiduk (274)
Lars Hofhansl (273)
lars hofhansl (264)
Nicolas Liochon (209)
Matteo Bertozzi (204)
ramkrishna.s.vasudevan (203)
Sergey Shelukhin (195)
Doug Meil (189)
Lars George (189)
Todd Lipcon (185)
Anoop Sam John (159)
Ryan Rawson (125)
Sean Busbey (124)
Jonathan Gray (116)
Michael Segel (111)
dhruba borthakur
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