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ESXi 6.7 - Windows 10 Pro VM - poor disk performance

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Setup

  • Closed lab (no internet access)
  • One Physical switch
  • 4 working ESXi VM Hosts (but only one powered on for this issue)
    2 with ESXi 6.5, 2 with ESXi 6.7.
  • One Windows 10 Pro PC - with installed VMWare Workstation 14 running vCenter VM and Content Library NAS (FreeNAS) VM
  • 2 other Windows 10 Pro PCs
  • All static IP addresses;   No Windows Servers (no active directory), DHCP, etc.
    BIND for DNS service (needed by vCenter)
  • All VMWare products are currently evaluation licenses.

 

Note: newbie VMWare user...

 

Description:

Wanted to perform a disk test to compare between a physical PC and a VM, so I wrote an application to append the contents of one file (75 GB) to the end of an existing one (5 GB).

 

I ran the test app on a older and slower (as compared to the one for the ESXi Host) Windows 10 Pro physical PC (SATA IDE) - took 15 mins to complete.

The same test on a Windows 10 Pro VM running in an ESXi 6.7 Host (SATA AHCI) - took 37 minutes.

Basically, it's just this VM Host with the one VM running.

Why would there would be such a big difference in time?

 

Appreciate any help... Thank you.

 

-------------------------------------------------------------------------------------------

Details of ESXi 6.7 Host:

  • SuperMicro X10SRA-F (Intel C612 SATA Controller)
  • 128GB memory
  • BIOS I/O configured for SATA AHCI
  • DataStore consists of 2 1 Seagate 1TB SATA HD (no RAID)
  • version of AHCI native driver:  1.2.0-6vmw.670.0.0.8169922

 

Details of VM:

  • 1 CPU
  • 8 GB memory
  • 512 GB disk
    SCSI Controller (1:0), LSI Logic SAS, Dependant
  • Windows 10 Pro

 

Disk performance stats (esxtop):

InkedDiskPerformance_LI.jpg


How to shutdown VMs during host poweroff, without using autostart

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I have a scenario whereby I have a single ESXi host, and would like VMs to gracefully shutdown when a shutdown command is issued to the host.

 

For reasons I won't go into, I do not wish for VMs to autostart when the host is powered on.

 

Is it possible to configure autostart to stop VMs during a host shutdown, but not have them startup during host power on?

 

Cheers

Eds

Why we need restore snapshot in case of SAN transport method

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Hi,

 

In case of SAN restore snapshot is required. I wanted to know reasons behind this requirement. Since with SAN restore we would be writing to base disk and at the end of restore we need to revert and delete snapshot. What if restore fails in between can we go back to before restore state? (failed restore operation modified base disks before it failed so wondering how would this work?) Thoughts?

Unified Access Gateway 3.0 Route Add/Delete

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I hope this is just a quick couple of questions and I'm just blind from finding it online.

 

When you deploy UAG, you can add routes that are needed for 2NIC and 3NIC configurations.

 

1. How do you delete one of these routes? I do not see ifroute-eth* files that I would normally see on Suse.

2. What is the proper process for adding a route?

 

Thank you!

Question on scope of Inputs in scriptable tasks

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Hi all, I have a blueprint with a vm that passes * properties and I successfullty get my custom properties in the payload. I found on the internet a script that has a function that will iterate, using recursion, through the payload and get the key/value pairs. I am trying to figure out a good way to set an attribute 'attPropertyArray', which is of type proerties, to the custom properties I have. All the custom properties (3) start with prd and are type string.

Below is the script. It DOES work if I use regex to look for, in the funciton, each custom property name by name, set an attribute to that value (string), then at the end put each of those attribute values into my properties attribute attPropertyArray. So it SEEMS that those attributes are accessible inside the function as it recurses.

The DOES NOT WORK part, where I am trying to populate the attribute of type properties inside the function as it recurses gives an error:
item: 'setPropReservationPolicyID/item1', state: 'failed', business state: 'null', exception: 'TypeError: Cannot call method "put" of null (Workflow:setPropReservationPolicyID / Props from Payload (item1)#25)'
workflow: 'setPropReservationPolicyID' (5223234e-0af0-470c-8ea6-dd490265596b)

So, am I missing something obvious?

I have verified that the 'does not work' part DOES match and has the correct key/value

[2018-06-08 08:01:11.102] [I] REGEX MATCH:prdDatacenterLocation: CTX
[2018-06-08 08:01:11.104] [I] Variable Set to: CTX
[2018-06-08 08:01:11.107] [I] REGEX MATCH:prdProdOrNonProd: Production
[2018-06-08 08:01:11.110] [I] Variable Set to: Production
[2018-06-08 08:01:11.113] [I] REGEX MATCH:prdVMRole: Epic
[2018-06-08 08:01:11.116] [I] Variable Set to: Epic

FULL SCRIPT
-------------------------------------------------------------------------

if(payload != null) {
    var sortKeys = payload.keys.sort()
    sortKeys.forEach(function(key){ //foreach element in the array
        logProperties(key, payload.get(key), "");
    });
} else {
    System.debug("Payload is null");
}

attPropertyArray = new Properties();

function logProperties(keyName, keyValue, keyParent) {
    var keyValueType = System.getObjectType(keyValue);
    if(keyValueType == "Properties") {
        var sortKeys = keyValue.keys.sort()
        sortKeys.forEach(function(k){
            logProperties(k, keyValue.get(k), keyParent+keyName+".");
        });
    } else {
        if(keyValue == "") {
            keyValue = "null";
        }
        /* DOES NOT WORK
        var expr = /prd/;
        if(keyName.match(expr)) {
            attPropertyArray.put(keyName,keyValue);        
        }
        */
        var expr = /prdVMRole/;
        if(keyName.match(expr)) {
              //System.log(keyName + ': ' + keyValue);
            prdVMRole = keyValue;        
            System.log("Variable Set to: " + prdVMRole);        
        }
        var expr = /prdDatacenterLocation/;
        if(keyName.match(expr)) {
              //System.log(keyName + ': ' + keyValue);
            prdDatacenterLocation = keyValue;        
            System.log("Variable Set to: " + prdDatacenterLocation);        
        }
        var expr = /prdProdOrNonProd/;
        if(keyName.match(expr)) {
              //System.log(keyName + ': ' + keyValue);
            prdProdOrNonProd = keyValue;
            System.log("Variable Set to: " + prdProdOrNonProd);        
        }                
        //System.debug(keyParent + keyName + ":"+keyValueType+": " +keyValue);
    }
}
attPropertyString = prdVMRolea + " " + prdDatacenterLocation + " " + prdProdOrNonProd
attPropertyArray.put("prdVMRole",prdVMRole);
attPropertyArray.put("prdDatacenterLocation",prdDatacenterLocation);
attPropertyArray.put("prdProdOrNonProd",prdProdOrNonProd);

vCenter Migration to 6.5 and Alarms

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Hi,

 

recently we have upgraded the vcenter from windows to VCSA 6.5 Build 8024368, after wards we had small small issues most of them trigger alarms. receiving alarms on  "PSChealth status changed from green to red"  while verifying in Monitor and Trigged Alarms its now showing any thing to Clear the same.  Can any one please post me the solution.

 

2. Had another one "Insufficient configured resources to satisfy the desired vSphere HA failover level on the cluster". previously we had this issue with the 6.5 Build 5178943, but in our Build 6.5 8024368 also we are facing the same alarm.

5.5 -> 6.5 migration - datastore path issue

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We are moving our guests from our current 5.5 cluster to a new, separate 6.5 cluster. The two clusters see the same back-end storage. Our guests typically use 2 datastores, a primary one for C:|/ and a swap datastore. To move a guest, I power off and unregister it from the old cluster, then browse the primary datastore from the new cluster and register the guest. They fail to power on in the new cluster.

 

Looking at the guest's settings, disks on the primary datastore are fine (showing the human-readable datastore name); disks on the swap datastore are highlighted in red and there is a reference to /vmfs/volumes/<uuid> which is the swap datastore on the old cluster (which does not match the <uuid> for the swap datastore on the new cluster).

 

We can edit the vmx and change the path to the vmdk to match the new <uuid> of the swap datastore, but this seems kludgey. We could also sVmotion the swap disks to the primary datastore on the old cluster, move the guest to the new cluster and then sVmotion the swap disks to the swap datastore, but again, this is kludgey and if we can avoid it, we'd rather not have swap disks in our array snapshots (the primary motivation for having separate swap disks in the first place). A third option we've ruled out is creating a symlink from the old <uuid> in /vmfs/volumes to the new <uuid>.

 

Are there any other options? To be clear these are separate clusters (by design) so we cannot easily vmotion the guests. Thanks!

Horizon Client 4.8 on macOS Mojave 10.4 black screen?

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I'm testing macOS Mojave Beta 1, and while the Horizon Client connects fine, it's just a black screen (PCoIP OR Blast).

 

Anyone else successfully test this config?

 

Thanks!

AK


VIO and NSX-V or NSX-T

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I work for a company that is about to turn a corner and truly have a cloud native deployment model for our applications.  We are a month into our VIO POC and so far we have had a good experience testing using OpenStack APIs.  The next piece we will be evaluating is NSX-V and NSX-T

 

I would love to get everybody's opinion on the combination of VIO with whatever flavor of NSX you are using.  Ideally from those with production deployments, but others are equally appreciated (just specify that you have not rolled VIO into production yet).

 

Production for us is hundreds of users deploying machines.  It's open ended so talk about likes/dislikes or whatever else you feel is relevant to a company trying to decide if this is the right path.

 

Thank you!

How can I increase data retention time for vRNI?

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It looks like I can audit firewall rules with vRNI and export the result for a particular date. The

problem is it looks like our data retention is currently only 30 days. I would like to retain

firewall rule information for years. Is there a way to crank up the retention period for NSX

firewall rules in vRNI? Can this retention be done without also hanging onto flow records

beyond a month? Also how can I view the amount of disk space being used by vRNI

firewall rules? For traffic flows? Thank you.

"Turn on Windows Security Center Service" warning in Windows 10

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Hi all,

 

We keep getting this message in the bottom right hand corner of the screen in a Windows 10 virtual desktop pool

 

"Turn on Windows Security Center Service"

 

Anyone know of a way to suppress it?

 

Thanks

Hyper threading enabled but not active and not supported

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I am facing an issue with hyper-threading on ESX host 5.5. The ESX host (Dell R710) was hard rebooted using power button. (Powered off and then powered on) 

After reboot, I see the hyperthreading details as below. It was active before but now its showing inactive and not supported. Its showing enabled though.

 

   Hyperthreading Active: false

   Hyperthreading Supported: false

   Hyperthreading Enabled: true

 

What can be done to make it active?

 

Thanks in advance.

vcsa 6.5 embedded psc with vcenters in enhanced linked mode....need to break

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I have been tasked recently with seperating some of our vcenter environments completely.  I have looked all over but can't seem to find documentation or an article that describes the breaking of ELM and then repointing that vcenter to a new sso domain.  Most of the docs I see are for 5.5 or 6.0.

 

Anyone ever try anything like this...vmware support has been less than helpful on this particular issue.

VMware Workstation Pro 14 - Fails To Start Due To CPU Non-Support

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Just installed VMware Workstation Pro 14.   It fails to start guest (either 32 or 64 bit Kali distro).  Attempted on Windows 10 Enterprise and Ubunutu 17.04.

No prior issues with same using any prior version.

 

Pop Up Box Error:

 

     This host does not support "Intel EPT" hardware assisted MMU virtualization.

     This host does not support virtualizing real mode. The Intel "VMX Unrestricted Guest" feature is necessary to run this virtual machine on an Intel processor.

     Module 'CPUIDEarly' power on failed.

     Failed to start the virtual machine.

Mouse disappears in the console

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I just upgraded the my vCenter server from 5.5 to 6.5 appliance. Now when I try to use the console some of the console the mouse disappears when moving it into the field where the OS resides. Any ideas


Customer trying to deploy Collector. Error saying their account is not entitled

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Hello,

 

I am the Technical Account Manager for Polaris Alpha.  They got the welcome email a couple weeks ago and have tried to deploy the product.  When they try to add their My.VMware account they get an error message saying they do not have entitlement.

The account in question is Sean.Jabro@polarisalpha.com.

 

Can this account please be whitelisted as soon as possible?  We have requested this in SocialCast and in #slack and just finding out that we have to make the request here too.

 

Feel free to contact me directly with any questions.

 

Kind Regards,


Ryan LanceSenior Technical Account Manager

VMware, Inc.

314.753.7926

rlance@vmware.com

Symantec Endpoint Protection Manager Virtual Appliance

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Hi !

Anyone know if exist a Symantec Endpoint Protection Manager virtual appliance (like an OVA file) ready and working?

Thanks in advance

Nakivo backup, failed to remove snapshot

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Hi,

 

I've used Nakivo Backup & Replication with ESXi 5.5 for a long time without any issues. Iv'e recently upgraded to a new host with ESXI 6.5u1 and now I'm having problems backing up my guests.

 

The problem is that a full initial backup works 100% but following incremental backups almost always result in guest shutting down. The issue is that Nakivo will try and remove the sanpshot after a completed backup job but the guest is still using that snapshot. This gives me the error that the *-00001.vmdk is corrupt and the guest cannot boot.

 

I'v tried everyting, even a support call with two techs from Nakivo and they belive that this is a problem with vmware and not nakivo.

 

Please help...

Two domains and Issues

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Have UEM setup in my Primary domain and is working pretty well.  I need to set it up in my secondary domain (hospital side) and utilize some of UEM's power.  As i try to set it up I can get it to work somewhat but no logs are getting updated.  I can see teh desktop icons getting to the desktops adn i can see the applications that i have assigned but when i look at the log file to see what teh issues are, there are NO logs. All the users and groups have the appropriate rights adn i can manually log on to that server/share and add and delete files.  I can't quite figure out what is going on but none of my test users will work properly.  Is there something that i am missing in the setup??  All the appropriate users and groups have a access to the correct folders. (UEM_Profiles, Uem_config, and Uem_Redirected profiles.  Can someone give me a hint as to what i am doing wrong?  Any help is appreciated

vRLCM 1.2 not passing GitLab access token on check-in

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When capturing new content with "check-in" enabled, I get an error on the Content Pipeline

 

Error: Service https://gitlabs.xxx.yyy/api/v4/projects/133/repository/tree?ref=master&recursive=true&page=1 returned error 404 for GET. id 260813240 message 404 Tree Not Found]

 

I have verified the access token configured in vRLCM is correct and working by using a browser and going to https://gitlabs.xxx.yyy/api/v4/projects/133?private_token=gJ9oxcaKuFujpxn2CNdz 

 

From the error above it doesn't look like vRLCM is passing the access token when trying to access GitLab.

 

Ideas?

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