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Von: squadra [squadra(a)gmail.com]=0A=
Gesendet: Donnerstag, 9. Januar 2014 09:30=0A=
An: Markus Stockhausen=0A=
Cc: Karli Sj=F6berg; users(a)ovirt.org=0A=
Betreff: Re: [Users] Experience with low cost NFS-Storage as VM-Storage?=
=0A=
=0A=
try it, i bet that you will get better latency results with proper config=
ured
iscsitarget/initiator. =0A=
=0A=
I guess you did not take time to read the hole post. The latency I speak=0A=
of comes ontop the NFS latency. So my setup has=0A=
=0A=
- 83us latency per I/O in the hypervisor on a NFS share=0A=
- 450us latency per I/O in the VM on a disk hosted on the same NFS share=0A=
=0A=
If ISCSI could reduce latency to 40us instead of 83us in our wishfulst drea=
ms=0A=
the QEMU penalty hits too hard.=0A=
=0A=
Markus=
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