Server Fault Stack Exchange
Server Fault Stack Exchange

Questions tagged [mpio]

36 questions
3
votes
1 answer

iSCSI SAN - Network adapter bottleneck

My new database server (Windows Server 2008 R2) has a 4 Gbps connection to my Dell EqualLogic iSCSI SAN. I've been testing it by backing up multiple databases at the same time. There appears to be a bottleneck with the network adapter. It shows up…
Keith Walton
  • 175
  • 1
  • 10
2
votes
1 answer

What is difference between path and connection in iSCSI volume?

we have connected few Iscsi volumes. When we execute Get-IscsiConnection it shows connection between target IP address and initiator IP address. But when we execute mpclaim.exe -s -d It shows the different values. When i enquired about this…
Samselvaprabu
  • 1,311
  • 5
  • 14
  • 27
2
votes
0 answers

How does Round robin policy of MPIO work in Windows 2008 R2

I have a Dell server with a 1G dual port iSCSI adapter. I have installed the NIC driver and using Microsoft iSCSI initiator, map few luns to both the ports and enable MPIO. The target I used was Microsoft iSCSI Software target. In MPIO, I set the…
Strelok
  • 21
  • 2
2
votes
1 answer

Win2K8 Server MPIO iSCSI failover not working

I have a desire to pass iSCSI traffic between my Windows 2K8 Server lab system and my NetApp filer across two separate network stacks*. My configuration is as follows: one Win2K8 server with the iSCSI software initiator installed, the MPIO…
David Mackintosh
  • 14,293
  • 7
  • 49
  • 78
2
votes
2 answers

iSCSI initiator cannot remove session on boot drive

I'm very new to iSCSI so forgive me if I use the wrong terminology. I have two nics on my host with IP addresses that can see my iSCSI device (DELL MD3200 if it matters). We are booting the system off the SAN itself using the broadcom NIC's iSCSI…
Spence
  • 680
  • 3
  • 10
  • 19
1
vote
0 answers

ISCSI MPIO Extra devices, and is there meant to be an mpath0-part2?

I am trying to learn more about ISCSI and Multipath (MPIO) setup on a proxmox system. I thought I had everything working, but have that terrible spidey sense that something is incorrectly configured, am seeing no speed improvements, and even see an…
Joshua West
  • 11
  • 1
1
vote
0 answers

Setup/configure MPIO in Windows Server 2016 with H810s and MD1200

I'm having a difficult time finding info out on the google for this one I have a Dell R710 with 2 PERC H810s in it running Windows Server 2016. I also have a MD1200 filled up with 3TB disks configured as a single RAID6 Virtual Disk. I've gotten the…
вʀaᴎᴅᴏƞ вєнᴎєƞ
  • 111
  • 4
1
vote
2 answers

Dell Equallogic PS5000E Multipathing Extension Module for VMware vSphere required even if storage is not presented to ESXi?

Single Dell Equallogic PS5000E array, fw 7.0.5, dual controller, NIC0 and NIC1 on each controller are on the iSCSI VLAN, NIC2 on each controller is on the management VLAN. VMware vSphere 5.5, software iSCSI, each host has two physical NICs connected…
Reality Extractor
  • 1,490
  • 2
  • 14
  • 23
1
vote
1 answer

MPIO Issue With Server 2012 R2 iSCSI Target

The Setup. We just got 2 HP DL360 g6's Server 2012, running Hyper-V, server1 has an additional P800 controller for an MSA70 sas storage, and is hosting iscsi targets for hyper-v's on server 2. both workstations use dedicated dual nics to connect to…
user201817
  • 11
  • 2
1
vote
1 answer

Windows Server 2012 MPIO 30sec Time Delay

I build up one iSCSI with MPIO in my lab, attached is draft diagram. My MPIO may not configure as well, due to even though I set Round Robin in my Windows Server 2012 iSCSI manager, I still noticed that only one NIC have traffic in the same time,…
siyang
  • 51
  • 1
  • 3
1
vote
1 answer

MPIO Linux Servers and switches

Good day, I have an UltraStor RS16IP4 ISCSI SAN and two Netgear GS748T switches. I'm looking to integrate MPIO (Multipath I/O) between my servers and the SAN. I'm somewhat new to MPIO and want to know if there are any special hardware requirements…
Nick M.
  • 371
  • 1
  • 6
  • 12
1
vote
1 answer

Enable MPIO in existing cluster without downtime

I have a 4 node Hyper-V cluster running on Windows 2008 R2. Prior to my tenure, the cluster had only single links to the SAN. I added redundant links but now I need to enable MPIO on all of the nodes. Has anyone enabled MPIO on an existing cluster?…
longneck
  • 23,082
  • 4
  • 52
  • 86
1
vote
3 answers

Does MPIO aggregate bandwidth for a single connection?

Consider the following setup: Windows 2008 R2, MPIO feature installed. Two iSCSI NICs (not bonded), 1Gb each. Storage: Compellent, 2x 1Gb iSCSI ports, single controller. In my tests I have confirmed that using Round Robin MPIO, both iSCSI NICs on…
Jeremy
  • 938
  • 2
  • 7
  • 18
0
votes
1 answer

Configuring MPIO on Windows to remove duplicate disks

We have shared some storage from a EMC Unity SAN to Windows Server 2012 R2 to use with Veeam. In Disk Management, there are multiple disks listed with the same size. From previous systems, this is because of Multi-Pathing. I have enabled the MPIO…
neildeadman
  • 684
  • 4
  • 20
  • 34
0
votes
1 answer

MPIO Windows Server 2016

I do not see a Multipath IO Role/Feature when I use the "Add Role/Features" wizard on my windows 2016 installation. What am I missing? Someone kindly help. enter image description here
MethodToChaos
  • 101
  • 2
1
2
3