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I have been using it this way for over a year now without issue.<br>
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<div class="moz-cite-prefix">On 03/27/2013 03:40 AM, Maurits van de
Lande wrote:<br>
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<p class="MsoNormal"><span lang="EN-US">Hello,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I’m would like to use a
volume cached with flashcache as a drbd backing device with
drbd 8.3. In order for flashcache to work there should not
be a loop device in the storage path.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Like:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">/dev/sdb1
regular disk raid6 partition<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">/dev/sdc1 SSD
based raid 1 partition<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">The I use
flashcache_create -p back cachedev /dev/sdc1 /dev/sdb1 to
create the cached disk<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Drbd will use
/dev/mapper/cachedev<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Does drbd act like a
loop device? Has anybody used drbd in this way? (This is a
different setup as Florian Haas used with drbd 8.4)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Best regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Maurits van de Lande</span><span
lang="EN-US"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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