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<p class="MsoNormal">Hi Listers,<o:p></o:p></p>
<p class="MsoNormal">We currently have one guest with an existing VG ( vgora_dbms ) with 2 LV’s ( lvdbms01 and lvdbms02 ) and some free space. Before I create another guest with identical VG attributes, I would like to convert the current VG to be used and
controlled by drbd.<o:p></o:p></p>
<p class="MsoNormal">My listing of vgdisplay and /etc/drbd.conf follows:<o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:8.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"># vgdisplay -v vgora_dbms<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Using volume group(s) on command line<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Finding volume group "vgora_dbms"<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> --- Volume group ---<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> VG Name vgora_dbms<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> System ID<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Format lvm2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Metadata Areas 2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Metadata Sequence No 3<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> VG Access read/write<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> VG Status resizable<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> MAX LV 0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Cur LV 2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Open LV 0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Max PV 0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Cur PV 2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Act PV 2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> VG Size 44.98 GB<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> PE Size 4.00 MB<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Total PE 11516<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Alloc PE / Size 10240 / 40.00 GB<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Free PE / Size 1276 / 4.98 GB<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> VG UUID cNHE4P-v5Kj-H208-9NyQ-h80D-yuT8-aBA3JX<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> --- Logical volume ---<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> LV Name /dev/vgora_dbms/lvdbms01<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> VG Name vgora_dbms<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> LV UUID Pud0a0-pVfZ-GmE2-d2hp-8Zg7-Mcls-YvsopX<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> LV Write Access read/write<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> LV Status available<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> # open 0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> LV Size 20.00 GB<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Current LE 5120<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Segments 1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Allocation inherit<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Read ahead sectors 0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Block device 253:2<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> --- Logical volume ---<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> LV Name /dev/vgora_dbms/lvdbms02<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> VG Name vgora_dbms<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> LV UUID MnPYDM-tAUT-f1w3-m52o-pXnX-66jx-2sm16U<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> LV Write Access read/write<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> LV Status available<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> # open 0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> LV Size 20.00 GB<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Current LE 5120<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Segments 1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Allocation inherit<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Read ahead sectors 0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Block device 253:3<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> --- Physical volumes ---<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> PV Name /dev/dasdg1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> PV UUID OkAxDf-YvdA-ehru-yb0S-8ytw-6uHH-DsfH8F<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> PV Status allocatable<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Total PE / Free PE 5758 / 638<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> PV Name /dev/dasdh1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> PV UUID rVqwHH-P8jl-yfAt-jqeL-7Sx9-RziQ-E4eTb1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> PV Status allocatable<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> Total PE / Free PE 5758 / 638<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"># cat drbd.conf<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt">global {<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> disable-ip-verification;<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt">}<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt">common {<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> protocol C;<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt">}<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt">resource dbms01 {<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> device /dev/drbd01;<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> disk /dev/vgora_dbms/lvdbms01;<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> meta-disk internal;<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> on lnocsrq1 {<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> address 172.27.100.211:7788;<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> }<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> on lnocsrq2 {<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> address 172.27.100.212:7788;<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> }<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt">}<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt">resource dbms02 {<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> device /dev/drbd02;<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> disk /dev/vgora_dbms/lvdbms02;<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> meta-disk internal;<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> on lnocsrq1 {<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> address 172.27.100.211:7788;<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> }<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> on lnocsrq2 {<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> address 172.27.100.212:7788;<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"> }<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt">}<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal">When I run “drbdadm -c /etc/drbd.conf create-md all “ I get the following error:<o:p></o:p></p>
<p class="MsoNormal"><span style="font-size:8.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt">/etc/drbd.conf:23: conflicting use of IP '172.27.100.211:7788' ...<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt">/etc/drbd.conf:12: IP '172.27.100.211:7788' first used here.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal">Any ideas on how to :<o:p></o:p></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="mso-list:Ignore">1.<span style="font:7.0pt "Times New Roman"">
</span></span><![endif]>convert an existing lvm2 filesystem to use drbd ?<o:p></o:p></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="mso-list:Ignore">2.<span style="font:7.0pt "Times New Roman"">
</span></span><![endif]>create several resources in /etc/drbd.conf<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">TIA<o:p></o:p></p>
<p class="MsoNormal">Bernie Wu<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:8.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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