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Re: [Xen-users] Xen Disk I/O performance vs native performance
> hdparm -tT on the same lv under DomU gives me 35-50MB/sec.
>
> So I'm getting a pretty drastic performance hit from lvm (never noticed
> that before... guess I should look into it... maybe it's an artefact of
> hdparm) and a small hit from xen blockfront/back.
I just tried a benchmark without Xen, Without RAID, on a simple HD.
the performance (hdparm + bonnie) between LVM and native partition is
exactly the same.
Do you have anything special that would make LVM slow ?
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