13
votes
1answer
290 views

How to crack the 1 Gbit iSCSI limit between ESXi and VNXe

I'm having big troubles with my iSCSI network and can't seem to get it working as fast as it could. So I've tried pretty much everything to gain full performance from my SAN, having involved ...
3
votes
2answers
208 views

ESXi boot time with 9 iSCSI targets

Our ESXi hosts have always been slow booting when it came to iscsi_vmk loaded successfully - sitting here for almost 5 minutes. In all a full server reboot takes almost 12 minutes. We have 9 iSCSI ...
4
votes
1answer
311 views

Which iscsi target on linux for serving vSphere? [closed]

All such questions are a bit dated; I'm hoping things have changed in the past year. What do you guys use to serve a DRS cluster with vSphere 5.1/5.5? SCSI-3 persistent reservation support would be ...
-4
votes
1answer
179 views

iSCSI drive running at 100% but SAN and Network are not [closed]

We have a virtual server running on VMware. This virtual server has a number of iSCSI drives attached to it (E, F & G drives). It has 2 virtual NICs - 1 for normal network traffic and 1 for iSCSI. ...
1
vote
2answers
355 views

Can I run vMotion traffic over iSCSI network ESXi 5.5

Is there anything wrong with using one vmkernel in a multipathed iSCSI setup for vMotion traffic as well as iSCSI? I have iSCSI storage setup using 2 vmkernels for MPIO. I'd like to use one of those ...
5
votes
2answers
255 views

Networking with VMware, physical adapters and iSCSI

New VMware user here, setting up my first environment. I have an ESXi host that has four physical NiCs (NiC0, NiC1, NiC2, NiC3). I have installed ESXi, the VCVA appliance, and several VMs ...
1
vote
2answers
455 views

VMWare vSphere 5: 4 pNICs for iSCSI vs. 2 pNICs

New SAN for me, never used before: it's an IBM DS3512, dual controller with a quad 1GbE NIC per controller that a client bought and needs help setting up. Hosts (x2) have 8 pNICs and while I usually ...
1
vote
1answer
5k views

Cannot enable iSCSI port binding without adding a physical NIC to the vSwitch

Why can I not have a purely virtualized SAN in vSphere 5? I cannot enable the iSCSI port binding option (it is greyed out and unchecked) or add the VMkernel to the iSCSI software host bus adapter ...
-1
votes
2answers
508 views

Is vSphere 5 compatible with an OpenIndiana/Napp-it iSCSI datastore?

My hostd.log file on vSphere 5 says that partedUtil is timing out while trying to write the partition table on an iSCSI target being served from OpenIndiana/napp-it. I read that sized over 2TB give ...
2
votes
3answers
13k views

How to remove inaccessible iSCSI LUN from vSphere ESXi 4.1/5 with Storage I/O Control enabled?

I am testing out a iSCSI SAN solution in my vSphere environment and have been adding/removing LUNs on the SAN host while some were left connected on ESXi hosts. I had enabled Storage I/O Control on ...
8
votes
3answers
7k views

Setup of HP ProCurve 2810-24G for iSCSI?

I have a pair of ProCurve 2810-24G that I will use with a Dell Equallogic SAN and Vmware ESXi. Since ESXi does MPIO, I am a little uncertain on the configuration for links between the switches. Is a ...
3
votes
2answers
742 views

Are there any benefits to using a Distributed vSwitch for iSCSI?

I am designing our vSphere farm - we'll be migrating from ESX 3.5 to 4.1. I plan to set up a new farm using ESXi 4.1, and move the Virtual Machines on the 3.5 farm into it by shutdown, then import. ...
1
vote
1answer
1k views

Flow Control - Where do you enable it?

In the testing/playing phase with a bunch of new SAN/Server kit. I have 2 x Procurve 2910 switches dedicated to iSCSI/vMotion (with a 10gbps fibre link between them), 2 x vSphere hosts (each with ...
2
votes
1answer
544 views

vSphere HA - Dealing with storage hba/link failure?

I'm looking at putting in a small cluster spanning two locations on the same campus. The vSphere hosts in each location would have a vSwitch connected to the production LAN, and I'd also be using a ...
3
votes
1answer
1k views

Enable Flow Control on a VMware vSwitch

I can't figure out how to enable Flow Control on a VMware vSwitch. I've been talking with Equallogic and VMware, and they said we need it on for better performance. I can't find out how to enable it ...
1
vote
1answer
505 views

iSCSI performance questions

apologies for the long-winded post in advance... Attempting to troubleshoot some iSCSI sluggishness on a brand new vSphere deployment (still in test). Layout is as such: 3 VSphere hosts, each with ...
4
votes
7answers
1k views

Rough estimate for speed advantage of SAN-via-fibre to san-via-iSCSI when using VMware vSphere

We are in the process of setting up two virtualization servers (DELL R710, Dual Quadcore Xeon CPUs at 2.3 Ghz, 48 GB RAM) for VMware VSphere with storage on a SAN (DELL Powervault MD3000i, 10x 500 GB ...