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Message: Re: Re: [WIP] Performance Improvement by reducing WAL for Update Operation 
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  <td height=17 class=xl6313907 style='height:12.75pt;border-top:none'>OS</td>
  <td class=xl6513907 style='border-top:none;border-left:none'>suse linux 10.3</td>
  <td class=xl1513907></td>
  <td class=xl6313907 style='border-top:none'>record size</td>
  <td class=xl6313907 align=right style='border-top:none;border-left:none'>1800</td>
  <td class=xl6313907 style='border-top:none;border-left:none'>update size</td>
  <td class=xl6313907 align=right style='border-top:none;border-left:none'>250</td>
  <td class=xl1513907></td>
 </tr>
 <tr height=17 style='height:12.75pt'>
  <td height=17 class=xl6313907 style='height:12.75pt;border-top:none'>RAM</td>
  <td class=xl6513907 style='border-top:none;border-left:none'>24GB</td>
  <td class=xl1513907></td>
  <td class=xl6313907 style='border-top:none'>threads</td>
  <td class=xl6313907 align=right style='border-top:none;border-left:none'>8</td>
  <td class=xl6313907 style='border-top:none;border-left:none'>clients</td>
  <td class=xl6513907 style='border-top:none;border-left:none'>16</td>
  <td class=xl1513907></td>
 </tr>
 <tr height=17 style='height:12.75pt'>
  <td height=17 class=xl1513907 style='height:12.75pt'></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl6313907 style='border-top:none'>sync commit<span
  style='mso-spacerun:yes'>&nbsp;</span></td>
  <td class=xl6513907 style='border-top:none;border-left:none'>off</td>
  <td class=xl6313907 style='border-top:none;border-left:none'>fsync</td>
  <td class=xl6513907 style='border-top:none;border-left:none'>off</td>
  <td class=xl1513907></td>
 </tr>
 <tr height=17 style='height:12.75pt'>
  <td height=17 class=xl1513907 style='height:12.75pt'></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=17 style='height:12.75pt'>
  <td height=17 class=xl1513907 style='height:12.75pt'></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=18 style='height:13.5pt'>
  <td height=18 class=xl1513907 style='height:13.5pt'></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=17 style='height:12.75pt'>
  <td colspan=3 rowspan=2 height=35 class=xl7713907 style='border-right:1.0pt solid black;
  border-bottom:1.0pt solid black;height:26.25pt'>CONFIGURATION</td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=18 style='height:13.5pt'>
  <td height=18 class=xl1513907 style='height:13.5pt'></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=18 style='height:13.5pt'>
  <td height=18 class=xl8313907 style='height:13.5pt;border-top:none'>Transactions
  per client</td>
  <td class=xl8413907 align=right style='border-top:none;border-left:none'>10000</td>
  <td class=xl8513907 align=right style='border-top:none;border-left:none'>20000</td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=17 style='height:12.75pt'>
  <td height=17 class=xl6413907 style='height:12.75pt'></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=18 style='height:13.5pt'>
  <td colspan=3 height=18 class=xl7513907 style='height:13.5pt'>WAL LZ
  compression for UPDATE</td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=18 style='height:13.5pt'>
  <td height=18 class=xl7113907 style='height:13.5pt;border-top:none'>&nbsp;</td>
  <td class=xl6613907 style='border-top:none;border-left:none'>Recovery(sec)</td>
  <td class=xl8613907 style='border-top:none'>Recovery(sec)</td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=17 style='height:12.75pt'>
  <td height=17 class=xl7213907 style='height:12.75pt;border-top:none'>Run1</td>
  <td class=xl6713907 align=right style='border-left:none'>103</td>
  <td class=xl8713907 align=right>204</td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=17 style='height:12.75pt'>
  <td height=17 class=xl7213907 style='height:12.75pt;border-top:none'>Run2</td>
  <td class=xl6813907 align=right style='border-top:none;border-left:none'>100</td>
  <td class=xl8813907 align=right style='border-top:none'>200</td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=18 style='height:13.5pt'>
  <td height=18 class=xl7213907 style='height:13.5pt;border-top:none'>Run3</td>
  <td class=xl6913907 align=right style='border-top:none;border-left:none'>92</td>
  <td class=xl8913907 align=right style='border-top:none'>165</td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=18 style='height:13.5pt'>
  <td height=18 class=xl7313907 style='height:13.5pt;border-top:none'>Avg</td>
  <td class=xl7013907 align=right style='border-left:none'>98.33333333</td>
  <td class=xl9013907 align=right>189.6666667</td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=17 style='height:12.75pt'>
  <td height=17 class=xl1513907 style='height:12.75pt'></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=18 style='height:13.5pt'>
  <td colspan=3 height=18 class=xl7513907 style='height:13.5pt'>Original code</td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=18 style='height:13.5pt'>
  <td height=18 class=xl7113907 style='height:13.5pt;border-top:none'>&nbsp;</td>
  <td class=xl6613907 style='border-top:none;border-left:none'>Recovery(sec)</td>
  <td class=xl8613907 style='border-top:none'>Recovery(sec)</td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=17 style='height:12.75pt'>
  <td height=17 class=xl7213907 style='height:12.75pt;border-top:none'>Run1</td>
  <td class=xl6713907 align=right style='border-left:none'>100</td>
  <td class=xl8713907 align=right>261</td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=17 style='height:12.75pt'>
  <td height=17 class=xl7213907 style='height:12.75pt;border-top:none'>Run2</td>
  <td class=xl6813907 align=right style='border-top:none;border-left:none'>92</td>
  <td class=xl8813907 align=right style='border-top:none'>270</td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=18 style='height:13.5pt'>
  <td height=18 class=xl7213907 style='height:13.5pt;border-top:none'>Run3</td>
  <td class=xl6913907 align=right style='border-top:none;border-left:none'>104</td>
  <td class=xl8913907 align=right style='border-top:none'>150</td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=18 style='height:13.5pt'>
  <td height=18 class=xl7313907 style='height:13.5pt;border-top:none'>Avg</td>
  <td class=xl7013907 align=right style='border-left:none'>98.66666667</td>
  <td class=xl9013907 align=right>227</td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=17 style='height:12.75pt'>
  <td height=17 class=xl1513907 style='height:12.75pt'></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=18 style='height:13.5pt'>
  <td colspan=3 height=18 class=xl7613907 style='height:13.5pt'>DIFF</td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=18 style='height:13.5pt'>
  <td height=18 class=xl1513907 style='height:13.5pt'></td>
  <td class=xl7413907 align=right>0.34%</td>
  <td class=xl9113907 align=right>16.45%</td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=17 style='height:12.75pt'>
  <td height=17 class=xl1513907 style='height:12.75pt'></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <tr height=17 style='height:12.75pt'>
  <td height=17 class=xl1513907 style='height:12.75pt'></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
  <td class=xl1513907></td>
 </tr>
 <![if supportMisalignedColumns]>
 <tr height=0 style='display:none'>
  <td width=154 style='width:116pt'></td>
  <td width=108 style='width:81pt'></td>
  <td width=100 style='width:75pt'></td>
  <td width=96 style='width:72pt'></td>
  <td width=35 style='width:26pt'></td>
  <td width=88 style='width:66pt'></td>
  <td width=33 style='width:25pt'></td>
  <td width=64 style='width:48pt'></td>
 </tr>
 <![endif]>
</table>

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