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ro: is short for Role, not readonly<br>
<br>
On 15/03/12 14:31, зоррыч wrote:
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<p class="MsoNormal"><span style="color:#1F497D" lang="EN-US">Read-only
flag stands on two nodes.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D" lang="EN-US">I
will use a cluster file system (ocfs2 of gfs2) for the
correct operation of the two disks<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D" lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D" lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D" lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D" lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D" lang="EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span
style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">
Marcelo Pereira [<a class="moz-txt-link-freetext" href="mailto:marcelops@gmail.com">mailto:marcelops@gmail.com</a>] <br>
<b>Sent:</b> Thursday, March 15, 2012 6:26 PM<br>
<b>To:</b> ??????<br>
<b>Subject:</b> Re: [DRBD-user] drbd read-only mode<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Why do you want it to be primary on both
nodes?????<br>
<br>
--Marcelo<o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><br>
On Mar 15, 2012, at 10:21 AM, "??????" <<a
moz-do-not-send="true" href="mailto:zorro@megatrone.ru">zorro@megatrone.ru</a>>
wrote:<o:p></o:p></p>
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<p class="MsoNormal"><span lang="EN-US">Hi</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">I installed 8.4.1
drdb.</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">The cluster operates
on a primary/primary mode.</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">However, the drives
are mounted in the mode of read-only</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">[root@noc-1-m77 /]#
cat /proc/drbd</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">version: 8.4.1
(api:1/proto:86-100)</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">GIT-hash:
91b4c048c1a0e06777b5f65d312b38d47abaea80 build by <a
moz-do-not-send="true"
href="mailto:root@noc-1-synt.rutube.ru">root@noc-1-synt.rutube.ru</a>,
2012-03-14 10:05:49</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">0: cs:Connected
ro:Primary/Primary ds:UpToDate/UpToDate C r-----</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">
^^</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> ns:0 nr:0 dw:0
dr:664 al:0 bm:0 lo:0 pe:0 ua:0 ap:0 ep:1 wo:b oos:0</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> </span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">Why not activate the
read-write mode?</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> </span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">Config:</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">[root@noc-1-synt /]#
cat /etc/drbd.d/r0.res</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"># create new</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">resource r0 {</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> startup {</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">
wfc-timeout 20;</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">
degr-wfc-timeout 10;</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> # we
will keep this commented until tested successfully:</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">
become-primary-on both;</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> }</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> net {</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> protocol
C;</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">
allow-two-primaries;</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">
after-sb-0pri discard-zero-changes;</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">
after-sb-1pri discard-secondary;</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">
after-sb-2pri disconnect;</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> </span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> }</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> # DRBD device</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> device
/dev/drbd0;</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> # phisical
device</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> disk
/dev/vg_noc1synt/lv02;</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> meta-disk
internal;</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> on <a
moz-do-not-send="true"
href="http://noc-1-synt.rutube.ru">noc-1-synt.rutube.ru</a>
{</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> # IP
address:port</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> address
10.1.20.10:7788;</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> }</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> on <a
moz-do-not-send="true"
href="http://noc-1-m77.rutube.ru">noc-1-m77.rutube.ru</a>
{</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> address
10.2.20.9:7788;</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> }</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">}</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US">[root@noc-1-synt /]#</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> </span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> </span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> </span><o:p></o:p></p>
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<p class="MsoNormal"><span
style="font-size:12.0pt;font-family:"Times New
Roman","serif"">_______________________________________________<br>
drbd-user mailing list<br>
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href="mailto:drbd-user@lists.linbit.com">drbd-user@lists.linbit.com</a><br>
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href="http://lists.linbit.com/mailman/listinfo/drbd-user">http://lists.linbit.com/mailman/listinfo/drbd-user</a><o:p></o:p></span></p>
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