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29 views

esxi 5.5 datastore went missing, disk still visible

I put the host into maintenance mode, installed some RAM and rebooted to find the guests wouldn't boot. A datastore has gone missing, but I can still see the disk via SSH and the vsphere client. The ...
0
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0answers
14 views

Opennebula is very slow copying disk image

I have a CentOS virtual machine with OpenNebula's sandbox installed, connected to a host via NFS. I added a disk image of 2.5 GB that contains ubuntu server 12.04. Then I created a VM from this disk ...
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0answers
50 views

“I/O Error Occurred” in vSphere Client 4.1 uploading to datastore

Environment is VMware 4.1, 2 ESXi servers with a iSCSI 6TB datastore with 1.5TB free. ~30 VMs, small load, VMs working well. On the datastore I have an ISOs folder. Typically, I can upload new ...
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votes
1answer
52 views

Need to recover soft deleted mailboxes on 2010 exchange server after 2013 migration failed

The situation I am facing is that we were in the middle of moving mailboxes from an exchange 2010 sp3 environment over to a server running exchange 2013 and the exchange 2013 server had a raid error ...
0
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1answer
64 views

Create user with read only permission to datastore but SSH access

I am scripting a backup job in which a remote computer connects to an ESXi 5 host and does SCP to copy files to another datastore on that host. As a precaution (since every script that can go wrong ...
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1answer
30 views

Esxi add existing datastore to another vm

I hope that someone would be able to help: We currently have a Centos 6.5 VM with a second .vmdk added of 22TB. The OS is located on datastore1 and the second hdd is on datastore2. I have created ...
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vote
2answers
77 views

No LUN available to extend datastore

I have a HP DL380G5 with ESXi 5.5 and x4 146GB Sata disks in a RAID5 array. I have added one more disk to the server exactly as the other ones and, using SmartStart CD I managed to add the disk to the ...
0
votes
1answer
864 views

How to solve performance problems with VMware ESXi 5.5 on old Dell PowerEdge 2900 hardware [closed]

I have a couple of old Dell PowerEdge 2900 servers that have come free and I would like to use them to host a mail server cluster. They are a bit old, but have been running workhorses for a while, ...
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0answers
243 views

Replacing failed drive on a ESXi host

I have a failing drive on my ESXi 4 host and I'm going to replace it. There is no fault tolerance (RAID), each drive on its own. I'm planning do offline dding old drive to new one but I'm not sure ...
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1answer
2k views

ESXi 5 Add an existing lun to datastore without formatting

We have two hosts running VMWare ESXi 5.1.0. Both are connected to a RAID 5 array via iSCSI. The lun is an existing lun with vm on it but it is not reconized by the hosts after the reboot. it is ...
1
vote
1answer
2k views

How can I reset the Storage Manager password on a IBM DS5020 Storage Array on network using telnet?

I have an IBM DS5020 Storage Array to which the Storage Manager password is lost, but it has been configured on a network and the IP Address is known. How can I reset the password remotely without ...
0
votes
1answer
362 views

Missing datastore in ESXi 5.5 after IP change on disk enclosure (N.B. FC connection)

I have the following setup. 1 HP DL380 G5 1 HP MSA2012fc drive enclosure with 2 FC controllers The 2 are directly connected via fiberchannel, 1 connection to the b controller of the MSA (no switch) ...
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0answers
176 views

NTFS Share vs. NFS Datastore on VMware 5.5

I am currently using Physical Server 2012R2 of 10TB RAID5 mapped as a NTFS share to the Virtual Machine, which is a Camera Server 2012R2 hosted on VMware 5.5. Storage Server is used only for all video ...
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0answers
69 views

Spanned datastore - Is there way to find out on which specific LUN(s) resides flat .vmdk file?

vSphere SDK guide tells that: "If any of the LUNs within a VMFS volume fails or becomes unavailable, only virtual machines with data on that LUN are affected. All other virtual machines with virtual ...
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0answers
114 views

How do I rebuild a VMhost datastore following a corrupted installation

My server was shutdown at the weekend for a planned power outage to our building. When I tried to the bring the server back up, along with some errors about logical drives that did not exist (now ...
-2
votes
1answer
2k views

remount a iSCSI datastore in ESXI host after network faillure

I run ESXI 5.1 and all my virtual machines are in a NAS mapped by iSCI datastore. My router broke and obviously all the vm's where cut from their disks. What I understand is that when such event ...
0
votes
1answer
154 views

VMware ESX 3.x: How to connect two ESX server to a single VMFS datastore on SAN

I'm generally a networking guy but I'm trying to learn VMware. I'm running two ESX 3.x servers with virtual center. I know that it is possible to create redundancy or high availability by configuring ...
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0answers
201 views

Adding external datastore to esxi, expanding datastore

I have an esxi 5.1 on a 1U server, accessed using vSphere. There are two 160G HDD's inside on RAID1. I'm looking to expand the number of VM's and the required storage is going to exceed this paltry ...
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6answers
11k views

vSphere ESX 5.5 hosts cannot connect to NFS Server

Summary: My problem is I cannot use the QNAP NFS Server as an NFS datastore from my ESX hosts despite the hosts being able to ping it. I'm utilising a vDS with LACP uplinks for all my network traffic ...
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votes
2answers
1k views

ESXi - What could be the cause of high write latency on a local datastore?

I have a ESXi 5.5 server and I'm experiencing high write latency on a local datastore. This datastore is on a virtual disk provided by a RAID card (two SATA disks on RAID 1). When I copy large ...
5
votes
1answer
271 views

ESXi: Can linked clones be on a different datastore than the parent?

If I have a Local datastore that is full, and a second NFS based datastore, can I create a linked clone of a VM on the local datastore, but have the data for the clone live on the NFS datastore? ESXi ...
0
votes
1answer
86 views

How does datastore layout effect disk IO in a virtual environment? [closed]

Having been working with virutal infrastructure, recently i have been facing some disk issues. I am aware that my disks are not fast disk so i have made move to upgrade to fast disk, secondly, vms ...
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votes
2answers
1k views

Using API to get info about VMWare datastore

I need to create a report of datastore capacity, provision and usage. What is the best tool to do that? Vcenter API seems more concerned with creating VMs and such. Is this the right tool for the ...
1
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0answers
95 views

Storage vMotion fails with a DMotion error

I've ran into an issue where several servers that I've been trying to migrate to different datastores the past few days are unable to migrate properly. Rather than migrating like normal, the servers ...
1
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0answers
430 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) ...
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votes
2answers
703 views

How to analyse performance ESXi NFS Copy between datastores

I'm having trouble with ESXi backup/restore performance. My setup: VMWare ESXi 5.0.0 on a HP ProLiant DL 360 G6, runnnig RAID 5 on a P410 SmartArray as SAS QNAP Nas (QNAP TS-809U-RP NAS 8 bays ...
1
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1answer
162 views

How can I know if a VM is used or not?

I am running ESXi 4.1. In my main datastore I have plenty of folders, some of them has logical names, while the others don't, they hold BASE configurations/images of clients that I duplicate and ...
10
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5answers
31k views

Move VMware ESXi VM to new datastore - preserve thin-provisioning

I'm looking for a good solution to a VMware ESXi environment issue where there's no vCenter available. What's the best way to move a VM from one datastore to another on a single ESXi host, while ...
0
votes
1answer
3k views

How can I speed up file tranfers on local storage in vSphere 5?

I have a few datastores on my ESXi server, as seen below. I am moving files from one datastore to another. It is just taking too long. I have done io testing on the hard disks, and I know they can ...
2
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3answers
3k views

How to share one physical hard-disk to multiple KVM guest in a Proxmox VE?

I evaluate PROXMOX VE 2.0 to migrate a live server. I have installed a server with the PROXMOX VE which hosts 4 KVM guests on two 300 GB HD's (RAID-1) and two 500 GB HD'a (RAID-1) as a data storage, ...
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2answers
442 views

LUN and VMFS 5 sizing assistance

I am working on setting up our vSphere 5 environment. With vSphere 5 you can go > the 2TB VMFS datastore size that you were capped at with in 4.x, etc. What size datastores are people using and ...
2
votes
1answer
453 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 ...
0
votes
1answer
397 views

Virtual Machine Backup ESXI 5

Is it safe to backup data from a virtual machine to a datastore on another drive within the same server? I only have one server currently running vmware, so I would prefer to be able to backup to a ...
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2answers
3k views

vmware esxi losing datastore

My vmware esxi server suddenly freezed this friday. When I looked up, what happend. I figured out lot of these messages in log Device t10.ATA_____WDC_WD10EARS2D00Y5B1 ...
2
votes
1answer
2k views

VMware ESXi Share Datastore

I currently have a server running ESXi 5 and have 2x 2TB on the server. ESXi is installed to a SD card and two datastores are created (one for each drive). I was wondering if there's anyway to share ...
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3answers
8k views

VMWare ESXi 5 - how to move a datastore from local drives to a NFS or iSCSI share?

I currently have a couple vmware esxi servers with a data store using the server's local hard drives. I am going to set up a NAS server that will support NFS or iSCSI. I would like to mount that on ...
2
votes
3answers
18k 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 ...
4
votes
3answers
3k views

Tools to Benchmark VMware Datastore

Is there a tool that can be used to determine the maximum IOPS on my Datastores? Due to the way the SAN is configured (poorly by the installer) it's difficult to calculate this and we want to know ...
0
votes
1answer
47 views

Shared DataStore

I am running an education environment and running out of disk space. Is it possible to use only one Virtual Disk (using HP EVA) as a data store for 6 individual Lab systems. We have a SAN installed ...
4
votes
3answers
306 views

Is there a reason(s) I should not create a datastore to house a single VM?

I was at a Dell EqualLogic training event and the speaker threw out the idea that it may not be a bad idea to create a single datastore to house a single VM rather than making a large datastore and ...
5
votes
3answers
15k views

vSphere machine wont start: Insufficient disk space on datastore

I am trying to add a virtual disk using a VMFS datastore with 1.98 TB of capacity and 85 GB used. I then power on the virtual machine, and it gives me the Insufficient disk space on datastore error. ...
1
vote
1answer
57 views

What network does a datastore (Esx 4) copy use?

First a brief description of my environment. I have 4 VMware ESX 4 clusters that I manage with one VC server. Each server has 6 NICs. 2 for iSCSI back to a EMC CX4, 2 for the Vm port groups and 2 for ...
0
votes
1answer
464 views

Do I have space to defrag a machine hosted on VMWare ESXi 4.1?

I have inherited what I think is a badly configured VMWare ESXi 4.1 system, I know very little about VMWare. It currently hosts 2 systems. They are both on the same datastore, which is on RAID 5. ...
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vote
1answer
3k views

ESXi 4.1: how to make use of an iSCSI LUN bigger than 2 TB?

I have a ESXi servers (4.1 U1) connected to an iSCSI NAS, where 4 LUNS have been defined and presented to this host; all the LUNs are 3 TB in size. ESXi correctly sees the LUNs and acknowledges their ...
0
votes
1answer
166 views

VMWare Esx Increasing Datastore size to 8MB (Easiest way to do?)

We're using Esx and we have a file server with 1TB of storage along with the regular 60GB HD for the OS. I installed a trial of Veeam and all our Backups work great except the File Server which fails ...
2
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3answers
127 views

Plug in 6+ drives into a server (iSCSI/SAS expanders/SAN)

The company where I work has started to run out of disk space at 2.3TB. Originally it was a JBOD of a 1.5TB drive and a 1TB drive as a quick fix measure (yes I know this is bad, that's why I'm ...
1
vote
1answer
879 views

Vmware ESXi 4.1 iSCSI MPIO - What is wrong with these steps?

I'm trying to add another vm host to our SAN and I don't have good notes on how I got this working last time. (dumb mistake) I've pieced my steps together from a script I had for our production ...
2
votes
2answers
10k views

How to make USB thumbdrive space visible as a datastore to ESXi 4.1 U1? [closed]

I'm trying to create an All-in-one box which consists of ESXi running from an USB stick. Inside of ESXi there will be a vm which has been given direct access to a RAID controller for sharing it's ...
0
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1answer
657 views

VMware Server - Datastore size not updating after LVM resize (Ubuntu Server 10.04)

I have VMware server installed on Ubuntu Server 10.04. I managed to get to the VMware Infrastructure Web Access interface, however I didn't allocate enough space on my LVM initially to start adding ...
3
votes
3answers
6k views

Reading ESXI disk connected to Windows / Ubuntu Machine with SATA > USB

I have a single hard drive that has ESXI on it and a 140GB datastore. How can I using Windows or Live CD read the datastore and copy out the Virtual Machines that are located on it? I have a SATA > ...