On 2014-01-10 13:21, Ирек Фасихов wrote:
You need to use VirtIO.
<target dev='*vdb*' bus='*virtio*'/>
According to
<http://ceph.com/docs/next/rbd/qemu-rbd/#enabling-discard-trim>, virtio
doesn't support discard/TRIM. However, it seems like virtio-scsi
supports discard. Is it possible to use virtio-scsi to get *both*
performance and discard?
--
Carl-Johan Schenström
Driftansvarig / System Administrator
Språkbanken & Svensk nationell datatjänst /
The Swedish Language Bank & Swedish National Data Service
Göteborgs universitet / University of Gothenburg
carl-johan.schenstrom@xxxxx / +46 709 116769
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