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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Hi all,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I am new to DRBD and have some questions.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<ol style='margin-top:0cm' start=1 type=1>
<li class=MsoNormal style='mso-list:l0 level1 lfo1'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>I am using DRBD under UML, and
I am not sure which block device to use for the "disk" field for
my resource. I use the disk I found when running df command, but I got a
message saying "low level device already mounted". Here is my
drbd.conf:<o:p></o:p></span></font></li>
</ol>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>################################<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>resource drbd0 {<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> protocol C;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> incon-degr-cmd "halt -f";<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> on lvs-nms1 {<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> device /dev/drbd/0;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> disk /dev/ubd/disc0/disc;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> address 172.16.70.151:7789;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> meta-disk internal;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> }<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> on lvs-nms2 {<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> device /dev/drbd/0;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> disk /dev/ubd/disc0/disc;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> address 172.16.70.152:7789;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> meta-disk internal;<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> }<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>} <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>################################<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<ol style='margin-top:0cm' start=2 type=1>
<li class=MsoNormal style='mso-list:l0 level1 lfo1'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Is DRBD used only to
synchronize the whole disk? Can not I used to synchronize directories
instead?<o:p></o:p></span></font></li>
</ol>
<p class=MsoNormal style='margin-left:18.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<ol style='margin-top:0cm' start=3 type=1>
<li class=MsoNormal style='mso-list:l0 level1 lfo1'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>What is the meta-disk for? And can
I use a meta-disk that is smaller than 128MB?<o:p></o:p></span></font></li>
</ol>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoAutoSig><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> </span></font><font size=2 color=navy><span style='font-size:
10.0pt;color:navy'>Regards and thanks</span></font><font color=navy><span
style='color:navy'><o:p></o:p></span></font></p>
<p class=MsoAutoSig style='margin:0cm;margin-bottom:.0001pt'><font size=1
color=navy face="Times New Roman"><span style='font-size:7.5pt;color:navy'>------------------------------------</span></font><font
color=navy><span style='color:navy'><o:p></o:p></span></font></p>
<p class=MsoAutoSig style='margin:0cm;margin-bottom:.0001pt'><font size=3
color=navy face="Comic Sans MS"><span style='font-size:12.0pt;font-family:"Comic Sans MS";
color:navy'>Louai Al-Awami</span></font><font color=navy><span
style='color:navy'><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
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