9 Jan
2014
9 Jan
'14
8:39 a.m.
This is a multi-part message in MIME format. ------=_NextPartTM-000-f9839fb8-1148-45da-ba56-687a58df12e4 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable > Von: squadra [squadra@gmail.com]=0A= > Gesendet: Donnerstag, 9. Januar 2014 09:30=0A= > An: Markus Stockhausen=0A= > Cc: Karli Sj=F6berg; users@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= ------=_NextPartTM-000-f9839fb8-1148-45da-ba56-687a58df12e4 Content-Type: text/plain; name="InterScan_Disclaimer.txt" Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename="InterScan_Disclaimer.txt" **************************************************************************** Diese E-Mail enthält vertrauliche und/oder rechtlich geschützte Informationen. Wenn Sie nicht der richtige Adressat sind oder diese E-Mail irrtümlich erhalten haben, informieren Sie bitte sofort den Absender und vernichten Sie diese Mail. Das unerlaubte Kopieren sowie die unbefugte Weitergabe dieser Mail ist nicht gestattet. Über das Internet versandte E-Mails können unter fremden Namen erstellt oder manipuliert werden. Deshalb ist diese als E-Mail verschickte Nachricht keine rechtsverbindliche Willenserklärung. Collogia Unternehmensberatung AG Ubierring 11 D-50678 Köln Vorstand: Kadir Akin Dr. Michael Höhnerbach Vorsitzender des Aufsichtsrates: Hans Kristian Langva Registergericht: Amtsgericht Köln Registernummer: HRB 52 497 This e-mail may contain confidential and/or privileged information. If you are not the intended recipient (or have received this e-mail in error) please notify the sender immediately and destroy this e-mail. Any unauthorized copying, disclosure or distribution of the material in this e-mail is strictly forbidden. e-mails sent over the internet may have been written under a wrong name or been manipulated. That is why this message sent as an e-mail is not a legally binding declaration of intention. Collogia Unternehmensberatung AG Ubierring 11 D-50678 Köln executive board: Kadir Akin Dr. Michael Höhnerbach President of the supervisory board: Hans Kristian Langva Registry office: district court Cologne Register number: HRB 52 497 **************************************************************************** ------=_NextPartTM-000-f9839fb8-1148-45da-ba56-687a58df12e4--