Questions tagged [vmware-vsphere]
vSphere is an enterprise level virtualization solution. It acts as the cloud computing OS managing a set of VMware ESXi-based hosts.
1,206
questions
2
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How many cores can each VM have with free ESXi?
I am a bit confused about VMware's licensing with vSphere Hypervisor (the free one). I have a server with 2 X5650 Intel processors which have 6 cores each and 12 threads. What would be the maximum ...
2
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0answers
26 views
Large Jitter Spikes on a Small Percentage of VoIP calls
On about 5% of our customer's calls, we see large jitter spikes and high delta #s that have caused an noticeable audible impact on call quality. (Stuttering/Breakups/Robotic Audio). We know this from ...
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0answers
13 views
Cannot access VM after running “systemctl isolate rescue.target”
I have a VM running on VMWare. OS is RHEL 7.
I ran the following command and the ssh session also terminated.
systemctl isolate rescue.target
Now I cannot access the server. Even ping doesn't work.
...
0
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0answers
22 views
VMkernel memory consumed by vSAN
My organisation operates some clusters consisting of three ESXi-Hosts each with VMware 6.5. Two nodes act as HA cluster with vSAN, the third one is the witness. There are only three VMs on the two ...
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2answers
32 views
Snapshots could fail if VM are running delta files?
On VMware 6.5, VMs are running on CTK Delta files, could this causes inconsistency on storage level snapshot?
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1answer
26 views
NUMA and VM sizing on VMware
I thought I understand how to right size VMs into NUMA slots but in this case I am getting more confused.
The virtual host(s) in questions are HP DL360 G10 with 2x Xeon Gold 6128 CPUs and 320GB of RAM....
2
votes
2answers
108 views
How to create templates in vmware esx 6.7
In the esx 6.7 version, there is no template creation option.
I tried this link, but no options available as shown.
This is for creating templates, these options also not visible. Please suggest. ...
3
votes
1answer
41 views
Disk provison for new vSphere enviroment
I'm deploying a vsphere environment with more than 200 new vm on 20TB datastore and stuck with disk provisioning. Eager zeroed was used before, but for 100 vm it will take a lot of time and i'm ...
0
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1answer
20 views
What options for specifying IP addresses exist in VSphere compared with NSX?
What knobs are available for configuring the IP Addresses of VMs in vsphere, without NSX, as compared to with NSX? I see in my VSphere clusters that
VMs have multiple IPs
These presumeably are ...
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0answers
23 views
Strategies to compare between 2 virtual machines
I am writing a set of codes with Ansible/Terraform to deploy the same VM which I am already deploying using Bash scripts that interact with VMWare (vSphere 5.5) API.
I have searched around how I ...
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1answer
74 views
vSphere Essentials Plus kit licensing issue
I just received the above license from VMware for one of my customers. The VCA 6.7 appliance and the two ESXi hosts were running in evaluation mode. I had no issues to enter the license for the VCA ...
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0answers
115 views
Cannot change password on ESXi 6.7 after modifiying “Security.PasswordQualityControl”
See edit below for a workaround and possible explanation
According to the VMware documentation (as well as the documentation for pam_passwdqc) I should be able edit the Security....
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0answers
31 views
Finding a VM to which given disk is connected
Is there a faster way of getting this information than running
Get-VM | Get-HardDisk | Where-Object {$_.Filename -eq 'XXX.vmdk'}
It takes on average 12-13 secs to get the result in our environment.
...
0
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2answers
76 views
Unable to upload a VM from VMware Workstation to Esxi
I have been trying to upload a VM from VMware workstation to VMware ESXI server (Esxi 6.7 A01)
I edited the hardware compatibility of the VM to ESXI 6.5 and created a clone.
When trying to upload ...
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0answers
20 views
VMWare storage usage during consolidation
We current have a bit of an issue where a VM with removed snapshots needs consolidation, but will not complete due to lack of space. It seems like it needs to merge all snapshots into a single file, ...
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1answer
32 views
Building a VM on the ESX hosts own storage
Why is it recommended to build a VM on the shared storage and not on the storage of the host itself?
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1answer
39 views
Do vmware vmids persist across an ESX restart?
I have a 2 node VMWare cluster (Simplivity) which I am planning to do some hardware maintenance on (i.e. switching them off). Hence I would like to cleanly shutdown the VM guests and subsequently ...
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2answers
66 views
VMWare Snapshot issue
So I have a particularly troubling issue left behind by the old IT department. We're running several snapshots in and no one thought to consolidate them, likely because no one was skilled enough in ...
0
votes
1answer
34 views
hot added vCPU for linux not used fully in top command
just recently we started to see high CPU pressure on one of our machines.
All our machines are running Linux Debian and we use vmware under the hood.
We have hot added new CPUs and they're online in ...
0
votes
1answer
40 views
networking issue about virtual machine as gateway on vSphere esxi
I have configured ESXi environment as below. plus i use ESXi with vCenter 6.7. And the type of virtual switches is standard virtual switch.
Baremetal host - vSwitch0(uplink-ESXi nic0) - Gateway VM - ...
0
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0answers
37 views
FortiGate 60D lan to vlan traffic
I'm trying to configure vlans on my fortigate 60D. I have 4 ports assigned with no vlan, with addresses from subnet 192.168.1.0/24. On one port I assigned vlan 20 with adresses 10.10.20.0/24. I have a ...
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0answers
51 views
Zerto Failover - Win 2012/16 Servers Get Stuck on “Getting Devices Ready”
We are using Zerto to replicate our VMs to an offsite datacenter. During our failover tests the VMs have a tendency to "hang" from 15 minutes to several hours on "Getting Devices Ready." I have read ...
3
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1answer
176 views
Is there a way to send an ACPI shutdown signal to a VM in vSphere
I have some VMs in vSphere running on several ESXi servers. The guests do NOT have VMWare Tools installed and the tools cannot be installed on the guests. The guest OS can respond and do a graceful ...
0
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1answer
33 views
Cant connect by SSH and Webgui to ESX host
After a reboot of our vcenter server, one of the ESX hosts went disconnected from everything else. I cant seem to connect to it in any way. Ssh doesn't work, and the webgui also don't work.
(edit in ...
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2answers
82 views
whats the point in autoscaling containers
We are using vSphere technologies for virtualization and I am tasked with developing a scalable application infrastructure. I'm familiar more with AWS.
Doing some research on scaling I'm not sure I ...
0
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1answer
135 views
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 ...
0
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0answers
23 views
VMWare Integrated OpenStack. Can't reach floating IP addresses
We're running VMWare Integrated Openstack 5.1. Though we can associate a floating IP with an instance, that instance is not reachable from outside, nor can the instance reach the outside.
The ...
1
vote
1answer
116 views
How to detect vMotion from linux machine + rhel 7.2
We have a couple of Linux Red Hat virtual machines running on top of the VMware ESXi cluster.
We aren't sure is vMotion configured or not.
Is it possible to identify if vMotion is configured or ...
0
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0answers
64 views
Synchronization time after the Suspend / Power on the VM
I have a problem with synchronize time after the Suspend and Power On, after a while.
For show purposes I prepared the following test:
Lets say I have 01:43 Local Time, 21:43 Universal/RTC Time. ...
0
votes
0answers
90 views
how to create a high availability cluster using vmware on ovh hosts with vrack
i am planning to create a smal HA cluster on vmware infostructucture on two dedicated OHV hosts running in the same vrack . I have two question vmware related questions if any body have done something ...
0
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0answers
43 views
Failed to enable VMware vSphere Fault tolerance for VM with virtual RDM
I am trying to enable FT on a VM that has a virtual RDM disk but whenever I do it I got an error message saying "Device "Hard disk" is raw disk which is not supported" but to the best of my knowledge, ...
4
votes
2answers
423 views
VM with Windows Server won't boot after restoring from ghettoVCB backup
I'm using popular the ghettoVCB.sh script to backup my virtual server, but I have a problem with restoring virtual machines running Windows Server 2012 (VM with all flavor of Linux OS do not suffer ...
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0answers
29 views
Terraform, specifying location for vms on datastore
I was wondering as I couldn't find it in the documentation or I've missed it a lot.
I am using Terraform 0.12.9 with newest vsphere provider. My goal is to do a clone from a template and it basically ...
1
vote
1answer
78 views
How to detect VMware snapshot presence from within VM?
I want to perform Linux fstrim or Windows degrag retrim on a file system within VM to shrink VMware vSphere thin disks. However this should be performed only if there is no snapshot present as fstrim-...
0
votes
1answer
361 views
Script to storage vmotion from one datastore to another
Ive done some searching and could not find what I'm looking for so I am making a post: I would like to storage vMotion from one datastore to another, 10 at a time, and output the vm's migrated to a ...
0
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0answers
48 views
How do I increase the video memory of a VM running on vCloud Director?
I am running vCloud Director version: 9.8.0.14346364 and I am an org admin. For a particular tenant VM, how do I configure the video memory settings? I have access to the HTML5 client as well as Flex ...
2
votes
2answers
430 views
VMware copy cloned image to external hard drive
I am running into difficulties trying to copy a cloned VM in VCenter to an external hard drive.
Currently I am running vSphere client version 6.0.0 build 2502222, and vCenter Server version 6 build ...
2
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0answers
315 views
ZFS volume is not accessible
I'm using FreeNAS-11.2-U4.1. The server is used for storing VMWare vSphere virtual machines. There are two zvols: Lab and Edari. Both of them belong to the same pool, SSD-Storage.
The problem is that ...
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votes
1answer
193 views
The remote certificate is invalid according to the validation procedure
my vm backup job is failing with
**Job Error**: Failed to create snapshot for LUN NL_Raid6b Details: The remote certificate is invalid according to the validation procedure.
**VM Error**: Failed ...
1
vote
1answer
782 views
How to configure Kubernetes with multiply NIC / VLAN on vSphere?
Playing with provisioning of Kubernetes cluster on vSphere using Kubespray and Terraform to automate deployment process (no problems with that).
My goal is to have ability to connect Pods to ...
0
votes
0answers
27 views
Why isn't balloon memory swapped, and how does ESXi know its location?
I have two questions regarding the ESXi balloon driver.
When the driver inflates on a VM, what keeps the guest OS from page file swapping the ballooned memory?
How does ESXi know which host physical ...
1
vote
3answers
209 views
VMware volume has fluctuating capacity
We are running four ESXi 6.5.0 VMware hosts, managed vie vSphere web client.
Recently, I added a new VMFS 6 volume in our storage, originally created with 2TB capacity, but quickly extended to 3TB ...
0
votes
1answer
1k views
Vmware vCenter Server Appliance: [Errno 28] No space left on device and can't enable shell. How to access system and/or enable shell access
I'm running a Vmware vCenter Server Appliance virtual machine that has locked me out of the shell.
The web interface has failed.
I can view the main screen but when I press F2 to get into the ...
4
votes
1answer
227 views
VMWare ESXI extremely high write latency
I hope you can help.. this is more of a sanity check just to verify my line of thinking at the minute. We've got a VMWare cluster setup that is networked to a high performance SAN. Everything performs ...
2
votes
2answers
100 views
ESXi Fault Tolerance Network Issue - FT traffic flooded?
I've setup a 2-nodes vSphere cluster. Each node is equipped with 4x1GE NICs. I have set a single vSwitch in each node, using all 4 vmnics as adapters and the following ports:
Management: vmKernel ...
0
votes
1answer
86 views
User/Group Auto Add when joining Domain
I've been in the process of joining our ESXi hosts to the AD domain and have noticed that the group "ESX_Admin" is automatically being added to Permissions on the ESXi hosts.
I have found the ...
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votes
1answer
148 views
How to create IPv6 port group on vSwitch VMware ESXi 6.5
I was wondering how to create a IPv6 port group on a vSwitch in ESXi 6.5.
I have IPV6 enabled on all the hosts in my cluster, and when creating the port group it does not ask me if it is IPv6 or not. ...
1
vote
1answer
201 views
VMware non Persistent Disk
I Have some vms with non persistent disk.
Changes made to the disk are discarded after shutdown or reset the vm.
Is it possible to discard changes to disk after guest restart or guest shut down?
...
1
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2answers
112 views
ESXI 6.7: How to only have the management interface accessable on the host machine's LAN?
I have an ESXI 6.7 Host and 6 Public IPs from my colocation provider. Currently one of the IPs is being used to access the web client for ESXI and another is used to access the pfSense router that is ...
3
votes
1answer
110 views
How to Identify Disk Location on ESXi?
I have a VMWare ESXi 6.5 installed, and this ESXi is managed by vCenter. I recently need to replace some HDD to SSD, but I am not sure how to "blink" the disk so that I can pull it out safely.
Update
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