Category: VCF SDDC
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Random 443 traffic being dropped in VCF 9 and NSX
Traffic from VM’s to certain destinations is not working Quick post about an issue i had yesterday with random traffic being blocked when a VM was being migrated over to VCF and critically to NSX. At first it was just a random URL that wouldn’t work in NSX, so i moved the VM back and…
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Edit VCF network pools
Warning this post is just my notes, and involves editing the SDDC database a big no no. take a snapshot of SDDC before Connect to the DB Select * from vcf_network; This is me removing free ip’s and changing the range in a pool:
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VCF 9 Identity Broker Deployment
We now have a new authentication solution for VCF: the Identity Broker. It is designed to serve as the central authentication point for all VCF components and introduces enhanced capabilities, including integration with modern identity providers. We have 2 deployment modes available:1: Integrated with Management Domain vCenter.This is recommended for smaller environments. The Identity broker…
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VCF 9 errors
Build validation response:{“errorCode”:”EXISTING_SDDC_HOSTNAME_VALIDATION ERROR.error”,”arguments”: [“FQDN”, “127.0.0.1″],”context”: {“severity”:”ERROR”,”bundleName”:”com. vmware. evo. sddc.common.validation.errors.messages”,”validation.taskId”:”7f000001-987e-1224-8198-7eed263700c8″},”message”:”Incorrect SDDCManager hostname \u0027{0}\u0027 providedwhilst using the option to reuse VCFInstaller, expected hostname\u0027{1}\u0027″} Kept getting the error in the build about Incorrect SDDC Manager hostname. Didn’t notice at first but the SDDC manager host name was set to SDDC-manager, weirdly in the OVF deployment i’d told…
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Useful SDDC Manager Log Locations
SDDC Manager, Troubleshooting, VCF, VMware Cloud Foundation SDDC Manager has different logs for different functions. This is to help you identify what log to look at depending on what you are trying to do in SDDC Manager. If you are troubleshooting a bringup and still using cloudbuilder, the main log will be /var/log/vmware/vcf/bringup/bringup.log or bringup-debug.log for more detail. For…
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Error when adding new hosts to a stretched cluster, could also get this same error when adding hosts to VCF!
The error “Failed to get thumbprints Response : {‘id’: ‘6d76ca8a-0f6a-4458-ab97-0771a82e873e’, ‘errorResponse’: {‘errorCode’: ‘ENABLE_SSH_PRE_CONDITION_NOT_MET’, ‘arguments’: None, ‘context’: None, ‘message’: ‘Dependency of enabling SSH could not be performed on one or many hosts in the request payload.’, ‘remediationMessage’: None, ’cause’: None, ‘nestedErrors’: None, ‘referenceToken’: None}, ‘status’: ‘FAILED’, ‘startTime’: 1736453217280, ‘lastModifiedTime’: 1736453217316, ‘sshFingerprints’: [], ‘sslFingerprints’: []}” I’d experienced…
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Remove a node from a VCF on VxRail cluster
Didn’t realize as I’d simply not used it, but VCF now has a single remove host workflow for VCF on VxRail, which is fully automated from SDDC Manager. The manual step of removing the host using VxRail Manager Plugin for VMware vCenter is no longer required and now executed via an API call to VxRail…
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VxRail Manager Password Validity failed, or error resetting Mystic/root password from SDDC manager
Had the following two errors in my VCF on VxRail environment VxRail Manager password Validity, exception occurred while performing password validation task for VxRail manager. Password validation execution has failed. Didn’t realize at first but also changing the Root or Mystic password from SDDC manager didn’t work, that failed with the following: Remediation Message: Error…
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Failed Pre-check in SDDC manager, error “Disk space on SDDC manager VM is less than required”
Was getting this error when running the upgrade pre-check in SDDC manager: Disk space on SDDC manager VM is less than required Minimal disk space is available in SDDC Manager, available disk space is… To fix this problem I’d had to contact VMware support, who ran the following commands to fix the issue. Basically they…