<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=gb2312">
<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:st1="urn:schemas-microsoft-com:office:smarttags" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<meta name=Generator content="Microsoft Word 11 (filtered medium)">
<!--[if !mso]>
<style>
v\:* {behavior:url(#default#VML);}
o\:* {behavior:url(#default#VML);}
w\:* {behavior:url(#default#VML);}
.shape {behavior:url(#default#VML);}
</style>
<![endif]--><o:SmartTagType
namespaceuri="urn:schemas-microsoft-com:office:smarttags" name="chsdate"/>
<o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags"
name="chmetcnv"/>
<!--[if !mso]>
<style>
st1\:*{behavior:url(#default#ieooui) }
</style>
<![endif]-->
<style>
<!--@font-face
{体}
/* Font Definitions */
@font-face
{font-family:SimSun;
panose-1:2 1 6 0 3 1 1 1 1 1;}
@font-face
{font-family:SimSun;
panose-1:2 1 6 0 3 1 1 1 1 1;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0cm;
margin-bottom:.0001pt;
text-align:justify;
text-justify:inter-ideograph;
font-size:10.5pt;
font-family:"Times New Roman";}
a:link, span.MsoHyperlink
{color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{color:purple;
text-decoration:underline;}
span.EmailStyle17
{mso-style-type:personal;
font-family:Arial;
color:windowtext;}
span.EmailStyle18
{mso-style-type:personal-reply;
font-family:Arial;
color:navy;}
@page Section1
{size:595.3pt 841.9pt;
margin:72.0pt 90.0pt 72.0pt 90.0pt;
layout-grid:15.6pt;}
div.Section1
{page:Section1;}
-->
</style>
</head>
<body lang=ZH-CN link=blue vlink=purple style='text-justify-trim:punctuation'>
<div class=Section1 style='layout-grid:15.6pt'>
<p class=MsoNormal><font size=1 color=navy face=Arial><span lang=EN-US
style='font-size:9.0pt;font-family:Arial;color:navy'>the performance is very low.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=1 color=navy face=Arial><span lang=EN-US
style='font-size:9.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=1 color=navy face=Arial><span lang=EN-US
style='font-size:9.0pt;font-family:Arial;color:navy'>root@kvmtestcentos ~]# dd
if=/dev/zero of=test.data oflag=direct bs=<st1:chmetcnv TCSC="0" NumberType="1"
Negative="False" HasSpace="False" SourceValue="1" UnitName="m" w:st="on">1M</st1:chmetcnv>
count=200<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=1 color=navy face=宋体><span
style='font-size:9.0pt;font-family:SimSun;color:navy'>记录了</span></font><font
size=1 color=navy face=Arial><span lang=EN-US style='font-size:9.0pt;
font-family:Arial;color:navy'>200+0 </span></font><font size=1 color=navy
face=宋体><span style='font-size:9.0pt;font-family:SimSun;
color:navy'>的读入</span></font><font size=1 color=navy
face=Arial><span lang=EN-US style='font-size:9.0pt;font-family:Arial;
color:navy'><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=1 color=navy face=宋体><span
style='font-size:9.0pt;font-family:SimSun;color:navy'>记录了</span></font><font
size=1 color=navy face=Arial><span lang=EN-US style='font-size:9.0pt;
font-family:Arial;color:navy'>200+0 </span></font><font size=1 color=navy
face=宋体><span style='font-size:9.0pt;font-family:SimSun;
color:navy'>的写出</span></font><font size=1 color=navy
face=Arial><span lang=EN-US style='font-size:9.0pt;font-family:Arial;
color:navy'><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=1 color=navy face=Arial><span lang=EN-US
style='font-size:9.0pt;font-family:Arial;color:navy'>209715200</span></font><font
size=1 color=navy face=宋体><span style='font-size:9.0pt;
font-family:SimSun;color:navy'>字节</span></font><font size=1
color=navy face=Arial><span lang=EN-US style='font-size:9.0pt;font-family:Arial;
color:navy'>(210 MB)</span></font><font size=1 color=navy face=宋体><span
style='font-size:9.0pt;font-family:SimSun;color:navy'>已复制，</span></font><font
size=1 color=navy face=Arial><span lang=EN-US style='font-size:9.0pt;
font-family:Arial;color:navy'>39.7426 </span></font><font size=1 color=navy
face=宋体><span style='font-size:9.0pt;font-family:SimSun;
color:navy'>秒，</span></font><font size=1 color=navy face=Arial><span
lang=EN-US style='font-size:9.0pt;font-family:Arial;color:navy'>5.3 MB/</span></font><font
size=1 color=navy face=宋体><span style='font-size:9.0pt;
font-family:SimSun;color:navy'>秒</span></font><font size=1 color=navy
face=Arial><span lang=EN-US style='font-size:9.0pt;font-family:Arial;
color:navy'><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=1 color=navy face=Arial><span lang=EN-US
style='font-size:9.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<div>
<div class=MsoNormal align=center style='text-align:center'><font size=3
face="Times New Roman"><span lang=EN-US style='font-size:12.0pt'>
<hr size=2 width="100%" align=center tabindex=-1>
</span></font></div>
<p class=MsoNormal align=left style='text-align:left'><b><font size=2 face=宋体><span
style='font-size:10.0pt;font-family:SimSun;font-weight:bold'>发件人<span
lang=EN-US>:</span></span></font></b><font size=2 face=宋体><span
lang=EN-US style='font-size:10.0pt;font-family:SimSun'>
sheepdog-users-bounces@lists.wpkg.org
[mailto:sheepdog-users-bounces@lists.wpkg.org] </span></font><b><font size=2
face=宋体><span style='font-size:10.0pt;font-family:SimSun;
font-weight:bold'>代表 </span></font></b><font size=2 face=宋体><span
lang=EN-US style='font-size:10.0pt;font-family:SimSun'>redtone<br>
</span></font><b><font size=2 face=宋体><span style='font-size:
10.0pt;font-family:SimSun;font-weight:bold'>发送时间<span
lang=EN-US>:</span></span></font></b><font size=2 face=宋体><span
lang=EN-US style='font-size:10.0pt;font-family:SimSun'> <st1:chsdate
IsROCDate="False" IsLunarDate="False" Day="24" Month="11" Year="2013" w:st="on">2013<span
lang=EN-US><span lang=EN-US>年11</span></span><span lang=EN-US><span
lang=EN-US>月24</span></span><span lang=EN-US><span lang=EN-US>日</span></span></st1:chsdate>
22:07<br>
</span></font><b><font size=2 face=宋体><span style='font-size:
10.0pt;font-family:SimSun;font-weight:bold'>收件人<span
lang=EN-US>:</span></span></font></b><font size=2 face=宋体><span
lang=EN-US style='font-size:10.0pt;font-family:SimSun'>
sheepdog-users@lists.wpkg.org<br>
</span></font><b><font size=2 face=宋体><span style='font-size:
10.0pt;font-family:SimSun;font-weight:bold'>主题<span lang=EN-US>:</span></span></font></b><font
size=2 face=宋体><span lang=EN-US style='font-size:10.0pt;
font-family:SimSun'> [sheepdog-users] sheepdog data write performance with 5
node</span></font><font size=3><span lang=EN-US style='font-size:12.0pt'><o:p></o:p></span></font></p>
</div>
<p class=MsoNormal align=left style='text-align:left'><font size=2
face="Times New Roman"><span lang=EN-US style='font-size:10.5pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=1 face=Arial><span lang=EN-US style='font-size:
9.0pt;font-family:Arial'>I have 5 sheepdog nodes with 2Gbps NIC(bonded with
802.3ad mode)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=1 face=Arial><span lang=EN-US style='font-size:
9.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=1 face=Arial><span lang=EN-US style='font-size:
9.0pt;font-family:Arial'>I use iftop to monitor the network bandwidth<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=1 face=Arial><span lang=EN-US style='font-size:
9.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=1 face=Arial><span lang=EN-US style='font-size:
9.0pt;font-family:Arial'>When I write data to sheepdog disk, there are 3 nodes
receive data at the same.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=1 face=Arial><span lang=EN-US style='font-size:
9.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=1 face=Arial><span lang=EN-US style='font-size:
9.0pt;font-family:Arial'>Why the sheepdog gateway don’t send to the other
2 node to improve the performance? <o:p></o:p></span></font></p>
</div>
</body>
</html>