1
vote
1answer
70 views

vmware esxi host ha state in election

In my Vmware Esxi server 5.1 , 2 host machines which are added as cluster ,there HA state is turned to ELection .I tried Reconfiguring the vsphere for HA it is not working .In cluster it shows issue ...
4
votes
1answer
92 views

Should new Linux VMs under ESXi 5.5 mount their filesystems with discard option?

When creating new Linux virtual machines using recent (>= 2014) distributions in VMware ESXi 5.5, should they mount their filesystems with the discard option ? I make the assumption that the VM's ...
4
votes
2answers
223 views

Resizing of volumes used as VMWare NFS datastores causes Linux VM issues

We had to perform a live volume resize of an NFS datastores VMWare uses on our Netapp. All of our Windows VMs were fine after the resize. However, some of our Linux VMs had issues. Some Linux VMs ...
-2
votes
2answers
72 views

Store VMs on the same Stick as ESXi

I've a HP N54L Microserver with an ESXi, which runs from the 16GB USB Stick. In vSphere client I can't see any volumes, where I can store my VMs. And I think that ESXi never needs 16 GB to work. Is ...
5
votes
2answers
739 views

Why would Linux VM in vSphere ESXi 5.5 show dramatically increased disk i/o latency?

I'm stumped and I hope someone else will recognize the symptoms of this problem. Hardware: new Dell T110 II, dual-core Pentium G850 2.9 GHz, onboard SATA controller, one new 500 GB 7200 RPM cabled ...
1
vote
1answer
124 views

VMDK File Growing After copying it using CP?

Using FreeBSD and a mounted NetApp NFS Share. I'm trying to copy a file FROM: localdisk/something.vmdk (size 527776 kilobytes) TO: nfsmount/copy-something.vmdk (size 533168 kilobytes) But it seems ...
7
votes
1answer
826 views

VMware ESXi SSD on RAID showing as non-ssd

I am replacing a KVM server with a ESXi server. I just installed ESXi 5.5u1 and added a data store. The new server has 4 SSD drives in RAID 6 using hardware RAID. When I added the data store VMware ...
1
vote
1answer
92 views

Install ESXi for 2 servers on Dell Array

I have 2 Dell servers: PowerEdge R710, Dell PowerConnect Switch 6224 and an array: Dell EqualLogic PS4100. I need to install ESXi on my 2 servers. (Im just learning about VMWare, SANs, I have only ...
1
vote
1answer
215 views

ESXi: Storage Adapter Paths - Active/Standby to Active/Active

We have a couple of servers acting as VM hosts (ESXi v5.1) and they are connected to a Dell MD3220 SAS Array (2 cables each, split across 2 controllers). We've just noticed that multipath wasn't ...
0
votes
3answers
297 views

What are the benefits of having local disks on hypervisor nodes running VMs off a SAN?

When an hypervisor like XenServer or vSphere can be run on diskless nodes (eg. by booting from flash cards or from the network) and VM storage is handled via a SAN, is there any good use for local ...
0
votes
1answer
66 views

Consequences of exposing VM storage on same subnet as VM's and hypervisor

I recently purchased a RAID array to store my VM's and segregate the storage from the host machine. Since my needs are pretty simple I've configured the VM's to bridge with the host network (I think ...
3
votes
2answers
174 views

What is a proper procedure for unplugging fiber chanel from ESXi

In my DC admins have to unplug my FC connection from ESXi5 (from EMC VNX) (temporary, some maintance works). I have never done that before and have some doubt about my own procedure... My first ...
1
vote
2answers
441 views

Intel RAID Web Console 2 and ESXi 5

I have two ESXi servers with Intel SRCSASBB8I RAID controller. When those server have installed ESXi 4.1 I was able to manage RAID configuration of those server using Intel RAID Web Console 2 running ...
0
votes
3answers
3k views

Software RAID underneath ESXi datastore

I'm building an virtual environment for a small business. It is based around a single ESXi 5.1 host, which will host half a dozen or so VMs. I'm having some doubts regarding how to implement the ...
-5
votes
1answer
465 views

ESXi 5.0 - Software RAID 1

Environment: Storage: HP P2000 MSA G3 SAS Array with 24 300GB 10k SAS Disks Two Storage Controllers with redundant SAS connections to each host Hosts: Three HP DL380 G7s with a 10GB SD Card, ...
-1
votes
1answer
498 views

Dell Compellent SAN with ESXi 5.1 iSCSI

I have a Compellent SAN that I am trying to point to my ESXi server through iSCSI. In the Compellent UI: i've created a volume. It, of course, says the volume is offline until you map it to a server. ...
5
votes
2answers
263 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 ...
-3
votes
1answer
45 views

Mix physical media for ESXi VM, or keep it all on one physical volume? [closed]

Say I have a 120GB SSD and a 2TB volume from a portion of a larger RAID6 array. I would like to spin up a Windows Server VM for purely low-impact personal use that employs a large data store in some ...
2
votes
1answer
573 views

NFS mount has stopped working on ESXi

We have had around 20 hosts connected to an NFS share running from an Ubuntu server. The other day they all lost connection. We have rebooted the NFS server to rule out any services going funny. When ...
1
vote
3answers
249 views

ESXi running 2 x Windows 2012 setup advice

After much deliberating and advice I'm intending to use an element of virtualisation for deploying some new servers. The original (physical) plan was one server running as domain controller, SQL ...
0
votes
1answer
323 views

P2000 G3 for VMware - one vDisk, Multiple RAID levels?

I have a dual controller P2000 G3 (SAS 6GB) hooked up to 3 ESXi hosts. There are 12x 600GB 15k rpm drives total, and I have set them up in 1 RAID10 vDisk to maximize performance+reliability. The ...
1
vote
1answer
1k views

VMWare 5.1 Datastore in use when trying to unmount?

When trying to unmount a datastore from one of my 4 ESXi hosts, I receive a message that it's in use. The full error stack I see is: Call "HostDatastoreSystem.RemoveDatastore" for object ...
1
vote
2answers
346 views

Adding raw storage - iSCSI or VMDK?

We have about 10TB of files that we use on our fileserver. I'll be setting up a new server with more space and better backups. We have a SAS box with 24 drives connected to OpenIndiana server ...
0
votes
0answers
271 views

ESXi 5.1 local datastore no longer accessable

I'm running ESXi and just recently rebuilt a raid array, and now an existing local datastore is no longer accessable in ESXi. The details: Original Configuration: 1x usb drive (on the backplane) ...
1
vote
1answer
220 views

VMware VSA vs diskless servers and shared storage

I'm specing a vSphere 5.1 two host setup and I'm questioning whether to use local storage in each server with VMware's VSA or go diskless with a Synology NAS which comes highly recommended. If we ...
5
votes
4answers
11k views

Pros and cons of installing ESXi on a SSD vs USB flash drive?

I'm debating on doing an ESXi 4.1/5.0 installation on a USB stick or a pair of 32GB SATA II SSDs (RAID1 mirror). According to VMWare's documentation, when ESXi is booting it looks for a 4GB space for ...
-8
votes
4answers
3k views

Single/Mulitple LUN for massive VM hosting

I'm building a iscsi storage system for hosting about ~500 Vmware vm running concurrently. And I have a disk array with 15 disks, I only need moderate write performance but at least raid1. so, that ...
3
votes
2answers
482 views

Questions about storage performance

I would be glad guys, if you can answer me some of my questions about the performance of our storage. The setup HP P2000 SAS with 2GB cache 8x 1TB SATA 7200 RPM storage RAID6 3x hosts with SAS HBA ...
10
votes
1answer
1k views

Configuration for a two machine ESXi cluster using VSA to present local storage to VMs

I'm designing a little vSphere 5 cluster for one of our remote sites. We have some IBM x3650s that have 6x 300GB 10K RPM drives in them, along with dual quad core CPUs and 24GB RAM. Because we use HP ...
4
votes
3answers
228 views

Converting our budget-strapped dev environment to ESXi - how to maximize availability on the cheap

We've already run through the process of virtualizing our production servers and now we want to do the same with our dev environment. However, our provider took care of all of the ESX host and cluster ...
3
votes
2answers
361 views

Use NAS or Virtualized Server to Serve Files

We are planning to set up 3 VMware nodes and move our infrastructure from physical servers to virtual machines. I haven't decided which NAS to get yet, but I know I need to get one that supports iSCSI ...
0
votes
3answers
14k views

How to measure IOps one virtual machine on VMWare ESX?

How should I measure IOPS generated by a single Virtual Machine in VMWare ESX? Also what would be a normal amount of IOPS for a Windows XP virtual machine?
2
votes
1answer
420 views

ESXi: Allowing a guest OS to use other disk drives in server

I want to test a certain configuration on a new server that has 6 disks, configured as 2 virtual disks in RAID 1 and RAID 10 configuration. Configuration: 6 Total Disk Drives 2 x 250 GB RAID 1 ...
3
votes
5answers
2k views

Would using SAS disks instead of SATA disks make sense over NFS for a VMWare datastore?

We are deciding whether to use SATA or SAS aggregates on our Filer for our VMWare datastore. We will be using NFS to connect the VMWare hosts to storage. Doesn't seem to make sense to use SAS disks ...
2
votes
1answer
1k views

VMWare VMs to Data Domain storage via EMC Networker backup: Do I need a storage node?

I've got several VMs (Windows Server 2003-2008 R2, application servers, Exchange, SQL, small file servers) residing on ESXi 4.1 hosts. We recently purchased a Data Domain system allowing us to backup ...
8
votes
6answers
31k views

VMware VMFS5 and LUN sizing - multiple smaller datastores, or 1 big datastore?

With VMFS5 no longer having the 2TB limit for a VMFS volume, I'm considering which scenario would be more beneficial overall:- Less LUNs of larger size, or More LUNs of smaller size. In my case, I ...
0
votes
0answers
463 views

Can a pcie revo drive be used with esxi 4.0

I am running esxi 4.0 on a dell T110 server. The server does not see the pcie revo drive (OCZSSDPX-1RVD0180) as a storage device nor does it see it in the hardware that can be enabled in the VM Pass ...
3
votes
3answers
1k views

DAS or NAS for VMware?

I am going to be implmenting a VMware vSphere 4 setup in our company. At first I had the plans of using a Netgear ReadyNAS business applicance for VM storage via iSCSI. But as I was looking around for ...
3
votes
4answers
950 views

Using a server as an iSCSI SAN for VMWare?

I've currently got 3 ESXi servers (free version), using direct attached storage. I want to move to shared storage, because direct storage is very limiting. There are about a dozen VMs, most are fairly ...
1
vote
3answers
13k views

For sharing storage between virtual machines using ESXi should I use shared virtual drives or a shared physical hard drive?

I want to store media assets and such that can be accessed by multiple virtual machines as a windows drive path. The question is can I (and should I): A) Have a physical hard drive partitioned to ...
0
votes
2answers
569 views

Best filesystem for VM storage? [closed]

What is the best file system for storing VM images? I am looking for features that can save some disk space like compression, deduplication, etc. ZFS is known...but any other alternatives in Linux ...
2
votes
2answers
696 views

ESX or ESXi as FCoE or ISCSI or NFS target?

Is is possible to set up ESXi or more expensive ESX server as a storage target (FCoE, ISCSI or NFS, in that order) for other ESX servers? If so, how?
0
votes
1answer
2k views

Setup options for an HP Storageworks D2600 Array

I have a shiny, new D2600 storage array with 6 x 2TB disks fitted, together with the licence pack that allows me to configure this all as a RAID 6 array. A few questions for you: 1) The array has two ...
2
votes
1answer
109 views

Is it Good to place Windows Server paging files on seperate fast storage?

How much of an impact does the performance of the storage system hosting the paging files of windows machines (I guess both physical or virtual instances like VMWare / KVM / Xen / Whatever)?
1
vote
3answers
784 views

How do I present a very large disk to a windows VM?

Equipment: - EVA 4400 storage system - ESXi 4.1 hosts managed via Virtual Centre - Windows Server 2K3 R2 64bit Enterprise Edition VMs Goal: - Have a very large volume that is used for on-disk ...
0
votes
2answers
351 views

How do you calculate your array throughput with VMFS?

How do you calculate your maximum throughput available for a RAID volume? Do you use your VMFS block size per IOP? Your OS Blocksize? Your array stripe size? Any idea?
2
votes
1answer
787 views

What is the limit (if any) of datastores for ESXi?

Is there a limit to the number and type of datastores that can be attached to an ESXi instance? Specifically, is there a limit to the number of NFS mounts that can be added as data stores vs the ...
1
vote
1answer
780 views

VMware ESXi 4 On-Disk Data Deduplication - possible and supported?

Environment: We are running multiple web, database, and application servers which usually share a pretty common installation (gentoo linux) and similar configuration in VMware ESXi 4. The differences ...
2
votes
1answer
660 views

What is better to have more LUNs or more Storages

what is better to have - more LUNs or more Storages. Actually i have 1 storage ESXi per 1 LUN so there are about 15 LUNs and 15 storages. Now there is a kind of problem because the LUNs have different ...
1
vote
1answer
995 views

VMWare Raw Device Mapping Not Working

While I'm waiting for VMWare support to get back to me, I thought I'd ask here. I have a 400 gig LUN presented from a fiber channel SAN to my VMWare host. It's legacy from another virtualization ...