All Questions
Tagged with vmware-esxi storage
80
questions
1
vote
1
answer
43
views
Netapp Storage to HP Nimble cloud
We have a working Netapp Setup with FAS2720 9.7P9 Version connected to Fujitsu ESXi (VMWare 5.5). With multiple VMs running on 3 ESXi Systems but they are residing entirely on Netapp Storage.
We are ...
- 11
0
votes
1
answer
604
views
storcli cannot add diks to RAID10 - 255 Start Migrate not possible
list of Disks:
-------------------------------------------------------------------------------------
EID:Slt DID State DG Size Intf Med SED PI SeSz Model Sp Type
---------------...
0
votes
0
answers
309
views
Can someone help interpreting high latency / low throughput on a ESXi host (Direct-attached storage)
as a disclaimer - I am not a storage guy, so ELI5 ;) I am looking at a ESXi with direct-attached storage (SAS SSDs and HDDs in a RAID1, different datastores). System X shown on the graphics is on the ...
- 1
0
votes
0
answers
46
views
How to measure DPWD on VMware?
I want to know the amount of data read and especially written per day, per week, per month.
But how to achieve this on VMware?
The disk which are integrated differ. E.g. the disks are in SANs, NASs ...
- 277
0
votes
1
answer
1k
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Proper way of using VMware datastore extents
In our VMware infrastructure, we have a number of large Windows file servers, with provisioned disk sizes ranging between 25TB and 35TB.
Their individual disks are rarely larger than 4TB, with many ...
- 9,440
4
votes
1
answer
545
views
Exposing disks to virtual machines as 512e
I'm aware that VMware ESXi supports the creation of datastores on local Advanced Format 512e disks as of v.6.5. However, all the (very scarce) information I can find seems to suggest that virtual ...
- 1,618
-1
votes
1
answer
564
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Unable to Re-Attach / Remount a 5TB Hard Drive with Datastore to Esxi 6.5
I have an esxi host that recently had some drives fail, so in the process of backing up the data on the host to recover it all to a new array I attached a 5TB Seagate Drive, Blanked it & created a ...
- 11
12
votes
1
answer
9k
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What actually happens when I mark a disk as SSD in ESXi?
In VMWare ESXi / vSphere, you can mark a disk or LUN as "Flash", indicating that the disk is an SSD (or the LUN is SSD/flash storage backed)
When you do, you get the following warning:
Marking HDD ...
- 9,198
0
votes
0
answers
40
views
Hardware Spec for vmWare with 2 VM
I have the opportunity to build a new server for an organization. I plan to up VmWare ESXi 6.5 free on it. I will run 2 VM.
The first VM will be a Windows DC to handle 6 laptops and file storage.
The ...
2
votes
0
answers
90
views
Virtualized infrastructure with R630s [closed]
I was recently assigned to a new project where I will have to build new virtualized infrastructure using Dell R630 hosts with 32GB RAM, E5 2600 v4 CPU and 12 10k SAS drives in each. I also have 2DP ...
- 21
1
vote
2
answers
831
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Daisy Chain HP D2600 HDD Array
So I've searched to see if anyone's tried this and it doesn't seem like they have (if they have they haven't documented it)
Setup
2 X HP ProLiant DL380 Gen 9 that share a HP MSA2040 SAS Dual ...
- 21
2
votes
1
answer
2k
views
Replaced storage controller, now can't find ESXi ZFS mount point
We have an older file server (running Gentoo of all things) that recently suffered a storage controller failure. The parts were replaced and everything is back online except one item, probably the ...
2
votes
1
answer
2k
views
Fiber Channel (8 Gb) or iSCSI 10 Gb [closed]
I'd like to know your opinion about this based on your experience working with iSCI and Fiber Channel, I think i'm gonna keep with iSCSI 10Gb, but want to know what you guys think about this:
I have ...
- 299
2
votes
1
answer
192
views
HP Storageworks MSA60
I have an HP DL380 G5 with ESXi installed on a local RAID (146x3 RAID1) and it has attached an MSA60 storage. The server has issues so I will replace it with an identical machine. I know I will ...
- 197
-1
votes
2
answers
1k
views
ESXi Host Supported Maximum Physical Hard Drive
Does anyone know what is the maximum physical hard drive space a single host of ESXi 6.0 can support? And no, this is not that dumb because Microsoft only supports a maximum storage of 64 TB.
I am ...
- 57
1
vote
2
answers
480
views
ESXI 6.0 u2 multipathing configuration with group by prio
Is it possible to change the path grouping policy of ESXI 6.0 multipathing to group_by_priority? In essence I want to work with the grouping priorities given by a SAN storage. I didnt see any specific ...
- 21
1
vote
1
answer
155
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Does ESXI Require New Drives Be Part of a Datastore to be seen by Virtual Hosts?
I posted a similar question to SuperUser and got not response, so I apologize if I've broken rules by posting here, but I'm at a crossroads on my server setup and need a bit of help.
I am new to EXSI ...
- 165
10
votes
2
answers
10k
views
Can you connect a SAN directly to a HBA with Fibre Channel?
I am in the process of sourcing our company's first SAN as we have the need for high availability/shared storage. I have noticed fibre channel switches are extremely expensive, and for redundancy we ...
- 103
-1
votes
1
answer
976
views
Move Unallocated Space Between Disks
I am running Ubuntu's latest LTS.
In /dev/sda I have sda1 and sda2, both are using a couple hundreds of MiB with a couple of GiB allocated. So far so good.
In /dev/sdb I have just one partition, sdb1 ...
- 101
1
vote
1
answer
904
views
Dell R730 with QLogic 2660 16Gb FC HBAs connected to a Brocade 300 8Gb FC Switch? Will it work?
We have a standard shop with 3x Hypervisors running VMware vSphere 6.0.
The hypervisors are currently connected via 8Gb FC link to a Brocade 300 (8Gb FC) switch, which is then connected to our ...
user146882
0
votes
1
answer
679
views
How to get live scsi traces from Vscsistats?
Here are things I already know, using vscsistat -t option I can get command traces for "VM/.vmdk" on ESxi.
Steps to get scsi traces are:
Start capturing traces, On Successful starting will ...
5
votes
0
answers
732
views
VMware ESXi and Intel DC3700 (NVMe) Poor Performance Even With Intel's Driver
I'm running VMware ESXi 6.0.0 with the Intel DC3700 800GB.
My VM is running Windows 10 x64 with 8GB RAM and 4CPU Cores. The entire VM is 32GB and sits on the SSD.
I'm using CrystalDiskMark at 1GiB ...
- 121
9
votes
3
answers
9k
views
Best practice for 24 Disk Array
we have just migrated for our old fibre SAN storage to an IBM v3700 storwize with 24 SAS 600GB disks.
This storage is connected directly to two IBM ESXi 5.5 servers each with two 6Gbps multipath SAS ...
- 91
2
votes
1
answer
1k
views
VMware ESXi <> Synology NFS Share (Physical Switch Redundancy)
This is my storage network:
ESXi Host(Dual 10gb NICs) >> 2xNetgear xs712T >> Synology RS10613xs+ (Dual 10gb NICs)
ESXi vmnic1 >> NG Switch 1 >> Syn NIC 1
ESXi vmnic2 >> NG Switch 2 >> Syn NIC 2
...
- 21
4
votes
2
answers
1k
views
esxi passthrough storage adapter
I run ESXi 5.1.0 (HP version) on HP ProLiant ML310e G8 v2.
There are 2 Storage Adapters:
Smart Array P222
Dynamic Smart Array B120i
Storage Adapters are visible in ESXi/Storage Adapters.
Storage ...
- 132
2
votes
1
answer
2k
views
Unable to ping between ESXi host and Netapp storage on the same switch
I am unable to ping between ESXi host and Netapp controller that are both connected on the same switch and configured for private IP addresses. Yet I CAN ping between 2 Esxi hosts and between 2 ...
- 21
19
votes
3
answers
5k
views
Is running permanently in a VMWare snapshot bad for performance?
I understand that the VMWare KB frowns upon long running snapshots mainly due to two things (In my opinion)
Taking tons of snapshots can fill up the data store. Snapshots are simply delta files. ...
4
votes
1
answer
37k
views
Adding a local HDD to an ESXi host
I am trying to add a 4TB HDD to my ESXi server, but I can't find out how. I've tried following a few tutorials on the internet, which say to go to the configuration tab, storage, rescan the datastores ...
- 43
2
votes
1
answer
121
views
VMware VMFS5 Local Storage LUN Sizing
We have a VM ESXi 5.x host using local storage (DAS).
It has 2 relatively large Logical Drives in RAID10 (10 HDD x1TB each). So, 2 LUNs of 5TB each.
We are considering creating just two datastores,...
- 393
0
votes
3
answers
532
views
ESX SAN overbooked, what happens if storage limit reached?
In ESX you can easily overbook the available storage with the Virtual Guests. What happens if a overbooked SAN reaches its capacity limit?
Its not an actual problem i'm faced with, we just had the ...
- 103
2
votes
1
answer
3k
views
No LUNs visible on ESXi 5.5 using Brocade 825 connected to EMC VNX 5300
We've just bought a new Dell PowerEdge R620 to replace the oldest of our 3 hosts in our vSphere cluster. The existing hosts are connected to our EMC VNX 5300 SAN using gigabit ethernet which is a ...
- 147
3
votes
1
answer
5k
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 ...
- 171
5
votes
1
answer
842
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 ...
- 5,846
4
votes
2
answers
3k
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 ...
- 10.9k
-2
votes
2
answers
169
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 ...
- 109
9
votes
3
answers
10k
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 ...
- 689
1
vote
1
answer
792
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 ...
15
votes
2
answers
27k
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 ...
- 1,505
1
vote
2
answers
363
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 ...
- 113
1
vote
2
answers
4k
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 ...
- 730
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votes
3
answers
2k
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 ...
- 5,846
0
votes
1
answer
173
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 ...
- 3,250
3
votes
2
answers
690
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 ...
- 5,248
2
votes
2
answers
2k
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 ...
- 501
8
votes
10
answers
61k
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 ...
- 926
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votes
1
answer
762
views
ESXi 5.0 - Software RAID 1 [closed]
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, CPU,...
- 459
0
votes
1
answer
3k
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. ...
- 421
5
votes
2
answers
542
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 ...
- 421
-5
votes
1
answer
84
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 ...
- 111
2
votes
1
answer
3k
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 ...
- 3,235