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From: Dustin Wright <dwright@untangledtechnology.com>
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Date: Wed, 26 Oct 2016 09:16:22 -0400
Subject: Re: Slow Networking
Message-Id: <2E82ABFB-8601-42FD-951A-D14FC02A7B57@untangledtechnology.com>
References: <CAPg1rBtZZ1Y9tuvhePgmzqX70YsVk22ta9Gywq8YPB7uY5RfiQ@mail.gmail.com> <BY2PR02MB20072EA0FC84C8FA4174D085A9AB0@BY2PR02MB2007.namprd02.prod.outlook.com>
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To: users@cloudstack.apache.org
archived-at: Wed, 26 Oct 2016 13:16:34 -0000

I don't work in Windows much so I might just be doing it wrong. I tried to r=
un drvload.exe each inf file. No luck. Is there a better way to install the d=
rivers so Windows will pick up and change?

Dustin

Sent from my iPhone

> On Oct 26, 2016, at 9:04 AM, Simon Weller <sweller@ena.com> wrote:
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> Dustin,
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> So just to clarify here, if you install the virtIO drivers while in non PV=
 mode and then switching the template to Windows PV doesn't fix the problem?=

>=20
>=20
> - Si
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> ________________________________
> From: Dustin Wright <dwright@untangledtechnology.com>
> Sent: Tuesday, October 25, 2016 9:44 PM
> To: users@cloudstack.apache.org
> Subject: Slow Networking
>=20
> Users,
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> I am facing a problem with one client running a VPC on my HVM-backed
> CloudStack 4.5.2. The machines behind the VR get poor ping times and slow
> transfers. I think the issue is the Intel network adapter driver...
> Typically I setup Windows VM's with Windows PV as the OS type and add the
> drivers in myself. That did not happen and now they have a production
> environment running the generic Intel driver.
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> Anyone know how to get a standard instance setup /w the additional drivers=

> so I can switch it over to Windows PV OS type? I think using the Red Hat
> VirtIO drivers will help resolve the problem.
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> Any suggestions for converting a Windows instance to Windows PV? If I just=

> switch the OS will not boot...
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> Any known issues with the VPC VR and general slowness? I see between 50M ~=

> 100M max throughput and really wild latency between 10ms -> 200ms across
> the 1000mbits data center LAN. Would the default Intel driver explain some=

> of these troubles?
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> Thanks in advance for any guidance you can provide,
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> Dustin