[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2015-04-28 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14516488#comment-14516488 ] Anoop Sam John commented on HBASE-10974: IMO creating a BB of size equal to sum

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2015-04-28 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14516446#comment-14516446 ] Anoop Sam John commented on HBASE-10974: bq.if we really know how much was the

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2015-04-28 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14516468#comment-14516468 ] ramkrishna.s.vasudevan commented on HBASE-10974: Ya that is true. But

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2015-04-27 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14516343#comment-14516343 ] Anoop Sam John commented on HBASE-10974: bq.The idea here is to replace the key

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2015-04-27 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14516379#comment-14516379 ] ramkrishna.s.vasudevan commented on HBASE-10974: With all these large

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-10-15 Thread Anoop Sam John (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14172499#comment-14172499 ] Anoop Sam John commented on HBASE-10974: {code} currentBuffer = buffer; +

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-10-09 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14166209#comment-14166209 ] ramkrishna.s.vasudevan commented on HBASE-10974: bq.Maybe we should write

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-10-09 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14166211#comment-14166211 ] ramkrishna.s.vasudevan commented on HBASE-10974: Ok I got it. You mean in

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-10-07 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14161646#comment-14161646 ] ramkrishna.s.vasudevan commented on HBASE-10974: [~saint@gmail.com]

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-10-07 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14162339#comment-14162339 ] stack commented on HBASE-10974: --- bq. ... what could be the actual key length in that block

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-10-06 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14160792#comment-14160792 ] stack commented on HBASE-10974: --- Where are we w/ this issue? Improve DBEs read

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-08-20 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14104116#comment-14104116 ] ramkrishna.s.vasudevan commented on HBASE-10974: This one would be an

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-05-22 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14005849#comment-14005849 ] ramkrishna.s.vasudevan commented on HBASE-10974: Can we have the existing

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-04-21 Thread Lars Hofhansl (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13976405#comment-13976405 ] Lars Hofhansl commented on HBASE-10974: --- I love the idea of pushing the decision to

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-04-20 Thread Matt Corgan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13975267#comment-13975267 ] Matt Corgan commented on HBASE-10974: - {quote}The key is, I suppose, that the entire

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-04-20 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13975391#comment-13975391 ] ramkrishna.s.vasudevan commented on HBASE-10974: [~mcorgan] Yes Matt.

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-04-20 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13975400#comment-13975400 ] ramkrishna.s.vasudevan commented on HBASE-10974: [~saint@gmail.com]

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-04-19 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13975057#comment-13975057 ] stack commented on HBASE-10974: --- bq. ... if you can fix the preemptive hfs.next() call? Is

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-04-19 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13975058#comment-13975058 ] stack commented on HBASE-10974: --- bq. TestProcedureManager generally fails when i run the

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-04-19 Thread Lars Hofhansl (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13975059#comment-13975059 ] Lars Hofhansl commented on HBASE-10974: --- There are two places where this happens:

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-04-18 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13973832#comment-13973832 ] ramkrishna.s.vasudevan commented on HBASE-10974: See latest comment in

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-04-18 Thread Ted Yu (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13974186#comment-13974186 ] Ted Yu commented on HBASE-10974: Ram: In the example, 50 bytes of key are common and 50

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-04-18 Thread Matt Corgan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13974706#comment-13974706 ] Matt Corgan commented on HBASE-10974: - {quote}One problem faced while checking the

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-04-15 Thread Hadoop QA (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13969730#comment-13969730 ] Hadoop QA commented on HBASE-10974: --- {color:red}-1 overall{color}. Here are the

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-04-15 Thread Hadoop QA (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13969945#comment-13969945 ] Hadoop QA commented on HBASE-10974: --- {color:red}-1 overall{color}. Here are the

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-04-15 Thread stack (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13970005#comment-13970005 ] stack commented on HBASE-10974: --- bq. The idea here is to replace the key byte[] as

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-04-15 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13970445#comment-13970445 ] ramkrishna.s.vasudevan commented on HBASE-10974: In the existing code

[jira] [Commented] (HBASE-10974) Improve DBEs read performance by avoiding byte array deep copies for key[] and value[]

2014-04-15 Thread ramkrishna.s.vasudevan (JIRA)
[ https://issues.apache.org/jira/browse/HBASE-10974?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13970454#comment-13970454 ] ramkrishna.s.vasudevan commented on HBASE-10974: Retrieving a single KV