Questions tagged [passthrough]

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Nginx ssl_preread cannot handle SOCKS 5 Proxy protocol

I'm trying to run SSL and Non-SSL (in my case SOCKS 5 proxy) protocols over the same port in Nginx 1.17. This works for SSH very well according to Nginx document. But it's not working for Socks proxy ...
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1answer
73 views

Use passthrough GPU in KVM/QEMMU and display in host OS in a window

I'm new to KVM/QEMMU. I have used virtual box to run Windows 10 in a virtual machine on my Arch host system (a laptop with both integrated and discrete GPUs). Being dissatisfied with the video ...
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1answer
18 views

MSSQL Passthrough Database options?

Is there an option out there to create a MSSQL Database that is a passthrough of a sort? To give the scenario we are in, we have one central large database that is a copy of production that is used ...
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1answer
899 views

HAProxy as TCP load balancer (SSL passthrough) not working?

i am having some trouble setting up HAProxy as a TCP load balancer (layer 4) and i would like to have your advice about it. i've been following many guides on the web and i came up with this ...
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1answer
80 views

Is PCIe passthrough on Citrix Xen Hypervisor persistent?

I am virtualising my firewall, NAS and other services to reduce hardware diversity. Specifically I want to run at least PfSense and OpenMediaVault over Citrix Hypervisor (v8 at the time of writing). ...
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83 views

DDA device out of resource(Error 12) in Hyper-V VM

We're 'borrowing' a server from an IDC that had two Tesla V100 on it. It runs Windows Server 2016. Since it has some impressive graphics capabilities, we were looking for ways to run graphic ...
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0answers
94 views

hypervisor.cpuid.v0 or hidden state='on' equivlent in hyper-v

I'd like to hide to a vm, that it's being virtualized on hyper-v. I've done: ExposeVirtualizationExtensions : True But it doesn't seem to have the same effect. The goal is to pass a nvidia geforce ...
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1answer
1k views

Error dismounting pcie device windows - The current configuration does not allow for OS control of the PCI Express bus

I have all of the virtualization options I know of in my bios enabled. I'm able to do VFIO in linux to a windows guest, but I'd like to do windows with passthrough to a linux guest using hyper-v. I ...
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2answers
774 views

ESXi USB PCIe Passthrough Failing to Connect Connected Devices

I have a fresh install of ESXi 6.7U2 up and running on which I can successfully start VMs. To this setup I've added a StarTech.com 4 Port USB 3.0 Card Adapter (PEXUSB3S44V). This has been configured ...
2
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1answer
116 views

ESXI Single drive SATA performance (onboard HP Proliant SATA SSD Port)

Good day, Sorry for my English, it is not my native language, and recenly I have less than it should be practice in analytical writing. I have an ESXi 6.0.0 Update 2 installed on a bare metal HP ...
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1answer
284 views

What do the IDs of PCI devices refer to and which ones are relevent for setting up passthrough?

In setting up a domain with virsh, I had always assumed that the "slot" of a PCI card referred to which slot on the motherboard it was in. However, that seems not two be the case, cards in two ...
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1answer
343 views

ESXi Tesla passthrough enabled but not assignable

I am facing an issue with an ESXi ( 6.7.0 Update 1 ) and the passthrough of a GPU card (NVIDIA Tesla P4). The GPU card is listed in the "Passthrough capable" PCI Devices section as "Enabled / Needs ...
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1answer
86 views

Openldap RootDN and other 'admin' user work differently when changing userPassword

Using OpenLDAP (2.4.44) on CENTOS 7 and have configured {SASL} pass-thru to another remote LDAP for some users using the userPassword field. This can change (overwrite) to using the local password {...
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0answers
195 views

Which USB controller is device plugged into on ESXi host

I need to pass through a USB controller (not just the USB device) to a guest on an ESXi 6.7 host. Is there a way (without trial and error) to determine which controller a device is plugged into? So ...
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1answer
1k views

TCP passthrough for HTTP connection with haproxy

I have done passthrough for HTTPS/SSL connections using SNI, but Id don't know if I can do the same for HTTP using host header? is there any way I can use passthrough (tcp mode) in stead of reverse-...
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2answers
502 views

Xenserver 6.5 Passtrough from HASP [USB] to Windows Server 8 SP2

Due to an accidental update on VM with Windows Server 2008 SP2, the HASP USB key is no longer recognised. The key works on my laptop, so it looks fine. I have a pool of VMs built on XenServer 6.5. The ...
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1answer
673 views

NGINX SSL Pass-thru and Docker

I have a server with 2 websites. Let's call them foo.com and bar.com. foo.com has a subdomain, called mail.foo.com. Both foo.com and bar.com are WordPress sites, and their NGINX configuration is the ...
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1answer
1k views

ESXi 6.7 any settings I make are disabled after reboot, also passthrough not working

Noticing none of the settings in an ESXi 6.7 installation are surviving reboot. I created the USB with a stock installation ISO like always, downloaded from the VMWare website. Just used the USB key ...
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0answers
1k views

KVM NIC Passthrough troubles - Unknown Header Type 7F && Internal Error: Unknown PCI Header Type 127

I am having some serious troubles passing through my NIC to my Windows guest running on KVM. The current driver in use is vfio-pci and I have done the passthrough via Virt-Manager so the XML format ...
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2answers
9k views

KVM Pass through disk Partition - By Label or UUID

Normally, when I passthrough a disk to a VM I use the entire disk. I am looking at attempting to passthrough a partition in KVM. First question is that possible/ok? Looking at this doc it seems to be ...
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0answers
639 views

NVIDIA QUADRO M4000 vGPU - ESXI 6.0.3 - GPU Passthrough

I'm trying to do a GPU passthrough to a vm (2008 64bit r2) ESXI 6.0.3. After the GPU passthrough and installing the NVidia drivers. I have disabled the VMWARE SVGA. Now in the device manager it shows ...
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0answers
525 views

QEMU USB Passthrough Error: libusb_set_configuration: -99 [OTHER]

I'm trying to pass through a Spectrum Digital TMS320C6713 DSK to a Windows 2000 virtual machine, and when I connect it it appears in device manager, but whenever I try to actually use the device, it ...
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1answer
293 views

Can I set a flag in Hyper-V so that driver software inside VMs does not know it is running within a VM?

I know that VMWare ESXI/vSphere allows setting a flag to hide virtualization detection. I need to install NVidia drivers in a VM that do not run when virtualization is detected. This does not violate ...
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0answers
215 views

ESXI PCIe GPU Passthrough does not allow for CUDA

I am trying to do cuda development in an ESXI environment, so I installed a Quadro 5800 in my ESXI machine (Dell T7500). I did passthrough to the Windows 7 VM that I will be doing development in, but ...
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1answer
19k views

ESXi 6.5 server (no vSphere) sched.mem.min error related to PCI passthrough

I have an ESXi 6.5 server without vSphere I've been running for a couple years. I have a VM with PCI passthrough of a cougar point SATA controller from the SM X9SCL-F-O motherboard. I wanted to ...
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1answer
5k views

Splitting an IOMMU group for PCIe Passthrough

I am trying to passthrough my graphics card to a virtual machine using kvm and libvirt. I get an error message when I try to passthrough the card without binding an ethernet card which seems to be in ...
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1answer
5k views

USB passthrough (non storage) to XenServer 7 VM

I have migrated a server from physical to virtual using XenServer 7. Nevertheless, we need now a USB dongle for security purposes but have not been able to find the way to properly pass it to the ...
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1answer
2k views

squid with iptables bypass https

I just want make internet anonymous transparent proxy that bypass traffic just want hide client ip but its not work for https .. I dont want to use sslbump or etc just want to bypass traffic I ...
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1answer
246 views

using hyper-v parent partition for a workstation

I am setting up a Windows Server 2012 with hyper-v that will be used for running 3-5 virtual machines. The server has two pci GPUs and since hyper-v does not enable GPU passthrough I was thinking of ...
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153 views

Script error implementing VFIO GPU Pass-through in Ubuntu 15.10 with KVM

I am having the following error when I run the executable script "sudo /usr/vm1" : cat: /sys/bus/pci/devices//vendor: No such file or directory cat: /sys/bus/pci/devices//device: No such file or ...
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5answers
10k views

Cannot remove passthrough setup on ESXi

I have an ESXi host, but it does not have local hard disk. It use disks which are shared via fibre channel. Afterthat, I setup passthrough for the fibre channel. After rebooting ESXi host, we cannot ...
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1answer
51 views

Network Passthrough Public->Private

I have done some preliminary research, but can't quite hone in on the same example I'm looking at. I have two ISP modems - one public and one private. I also have two network subnets (192.168.23.1 ...
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0answers
182 views

HighPoint RocketRAID 2740 passthrough

I'm currently extending my server and about to buy a HBA. I stumbled across the HighPoint RocketRAID 2740 which is quite cheap at the moment. I am going to extend an existing MDRaid + LVM ...
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1answer
378 views

403.14 when accessing site remotely, works on the server

A test TFS instance has just started to play up. Whilst on the server I can access http://localhost/tfs if I attempt it from a remote machine using http://tfs.it.domain.local I get a 403 error. ...
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1answer
894 views

How to mount host's VMFS datastore from a guest?

I'm trying to backup VMs using a CentOS 6.5 VM and a tape library, the tape library is connected via SAS pass-through and it mounts on CentOS. The backup will be done copying the entire VM folder on ...
2
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1answer
11k views

Enabling Qemu/KVM Filesystem Passthrough Centos 7

I have a system running Centos 7 with the stock qemu/KVM code. I have several virtual servers running on this system and would like to enable the filesystem passthrough option. So far, I have not ...
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2answers
1k views

IIS FTP Pass Through Authentification Virtual Folder on CIFS Share

I've created a FTP-Publishing on our webserver and have a problem getting it to work. Some users get a 550 error on uploading files. Reading access seems to work because they can browse files. For ...
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3answers
5k views

“Access is denied” trying to bring VM-attached USB hard disk back online in Disk Manager

Windows Server 2012 R2 Hyper-V with CentOS 6.5 and CentOS 7 VMs. In Disk Manager, I right-click my USB hard drive and pick Offline. In Hyper-V Manager, I right-click either CentOS VM, and I connect ...
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1answer
415 views

How to tell if a USB drive is VM-passthrough-capable before you buy it

This page says: And, not all USB disks can be presented to a VM as a passthrough disk. That is the important part. If the driver is strictly user mode the USB disk cannot be presented. ...
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1answer
394 views

Passing Linux NFS traffic through Windows Server 2008

We are developing an embedded device that runs on Linux and uses NFS mounts to aid in development. We are working in two private network spaces (172.16.x.y and 192.168.0.n). The 192 network contains ...
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2answers
2k views

ESXi PCI passthrough on HP DL360 G5

I am running ESXi 5.5 on a DL360 G5 and the option for PCI passthrough shows 'Host does not support passthrough configuration'. I have enabled VT in the BIOS under processor options and I have x64 ...
0
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1answer
534 views

LDAP passthrough authentication. testsaslauthd fails only with ldaps

I am trying to set up an OpenLDAP passthrough authentication to another server. When I do testsaslauthd with simple ldap:// the test works fine. When I try with ldaps:// it fails. ldap_simple_bind(...
3
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1answer
8k views

ldap/AD proxy: Unable to bind using sAMAccountName, but last name and first name is able to bind

I am attempting to set up a pass-through proxy to Active Directory, using ldap on Debian Wheezy. The slapd.conf file is below. I can bind just find by using lastname, first name: ldapsearch -x -h ...
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4answers
38k views

How do I enable KVM device passthrough in Linux?

I have an MSI-GD65 Gaming motherboard and an Intel i7 4790. VT-D is enabled in the CPU Features section of the bios. I'm running Ubuntu 14.04.1 LTS and when I try and detach a device, I get the ...
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0answers
2k views

KVM - Graphics card passthrough

I am trying to passthrough a graphics card to a KVM guest but have been unsuccessful. The graphics cards has been attached and it does appear that the guest is aware of the card, I can see the kernel ...
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1answer
83 views

What is a good new server setup [closed]

Currently we have a server with several functions: domain controller, SQL server, WSUS server, file server, print server, exchange server, backup exec And in addition we still have an old server with ...
0
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1answer
345 views

VPN and router pass-through

I have been having trouble with VPN on my router, so I thought that since it allowed VPN Pass-through, I would set up a VPN server on an Ubuntu box here, and pass through to that. I have set up PPTP, ...
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0answers
566 views

ESXi 5.5 crash on passthrough

HW: whitebox i7-4771 on gigabyte Z87X-UD5H, Adaptec 6085H sas controller VT-d and VT-x enabled in bios. Problem: Freshly installed ESXi 5.5 update 1 Mark sas controller for passthrough, reboot ...
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2answers
678 views

Are Arista switches still cut-through when converting 1G to 10G

I have a 7100 series Arista passthrough switch. In my configuration, the switch takes as input 1G Ethernet, and routes it to a 10G output. In this 1G to 10G configuration, is the Arista switch still ...
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1answer
2k views

How does one cause a Megaraid controller to “re-scan” the devices?

We are using a Supermicro Megaraid card (2208) and we are trying to perform some SCSI operations directly on the drives using the passthrough ioctl. One issue that we have run into is that when we ...