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From Apache Wiki <wikidi...@apache.org>
Subject [Hadoop Wiki] Trivial Update of "Hbase/PerformanceEvaluation" by stack
Date Fri, 08 Aug 2008 18:05:38 GMT
Dear Wiki user,

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The following page has been changed by stack:
http://wiki.apache.org/hadoop/Hbase/PerformanceEvaluation

The comment on the change is:
Add 0.2.0 numbers

------------------------------------------------------------------------------
   * [#first_test First Evaluation of Region Server] -- June 8th, 2007
   * [#second_test Second Evaluation of Region Server] -- September 16th, 2007
   * [#0_1_2 HBase Performance Evaluation Run] -- April 25th, 2008
+  * [#0_2_0 HBase Performance Evaluation Run] -- August 8th, 2008
  
  [[Anchor(description)]]
  == Tool Description ==
@@ -154, +155 @@

  
  We've near doubled in most areas over the hbase from 20071219.  Its a combination of improvements
in hadoop -- particularly scanning -- and in HBase itself (locking was redone, we customized
RPC to use codes rather than class names, etc.).
  
+ [[Anchor(0_2_0)]]
+ == HBase 0.2.0 08/08/2008 ==
+ Numbers for hbase 0.2.0 on java6 on hadoop 0.17.1 and hbase 0.2.0 on hadoop 0.18.0 using
java7.  Also includes numbers for hadoop mapfile for hadoop 0.16.4, 0.17.1, and hadoop 0.18.0
(on java6) as well as rows copied from above tables so you can compare progress.
+ 
+ ||<rowbgcolor="#ececec">Experiment Run||20071219||0.1.2||0.2.0java6||0.2.0java7||mapfile||mapfile0.16.4||mapfile0.17.1||mapfile0.18.0||!BigTable||
+ ||random reads ||167||351||453||560||685||644||568||915||1212||
+ ||random reads (mem)||Not implemented||Not implemented||Not Implemented||-||10811||
+ ||random writes||1400||2330||2167||2218||-||-||-||-||8850||
+ ||sequential reads||138||349||427||582||-||-||-||-||4425||
+ ||sequential writes||1691||2479||2076||1966||5494||6204||5684||5800||8547||
+ ||scans||3731||6278||3737||3784||25641||47662|55692||58054|||15385||
+ 

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