JordansphereVMware
Route Commands on ESXi, VCSA, Linux & Windows
Sample route commands Windows Show routing table route print Add a persistent route ROUTE -p ADD 10.10.129.0 MASK 255.255.255.0 10.5.72.254 ESXi Show routing table esxcfg-route -l Show routing table for specific stack esxcfg-route -l -N (stack name) Add route esxcli network ip route ipv4 add –gateway 10.5.72.254 –network 10.10.129.0/24 VCSA Show routing […]
Cross vCenter-vMotion Fails
Scenario: Site A (source) – vCenter 6.0 U3 – Vmks in vmotion TCP/IP Stack Site B (destination) – VCSA 6.7 U2 – Vmks in vmotion TCP/IP Stack Error Message on destination host: From vpxa.logs on destination host 2019-08-15T12:40:47.088Z cpu57:2346322)WARNING: Migrate: 6189: 1565872539754355 D: Migration considered a failure by the VMX. It is most likely a timeout, […]
VCSA Backups Fail
Issue Using FTPS to backup the VCSA 6.7 U2 configuration I got the following error: Error: Structure com.vmware.appliance.recovery.backup.job.details.info has a union with a field not required for this case = end_time Resolution Investigating the issue it appears the FTP login was a success and the directories were created successfully but when the process tried to […]
File System Specific Implementation of LookupAndOpen[file] Failed
Issue: A Veeam Proxy VM halted during a back up run and powering back on was unsuccessful Troubleshooting When trying to restart I was presented with the following error and the VM failed to start File system specific implementation of LookupAndOpen[file] failed Solution Upon further investigation the Veeam Proxy had a Hot-Added disk still attached. I […]
Vmkping Using vMotion Stack
Issue: I wanted to test connectivity via the vMotion Stack on a vSphere 6.7 host Syntax vmkping -I {vmk} -S vmotion {IP} eg vmkping -I vmk1 -S vmotion 10.3.4.10
SSO Drift – The Authentication Server Returned Error
Problem In a Vsphere 6.5 environment running an external PSC we had an issue where the time occasionally drifted leaving users unable to login. The VCSA and PSC both synced with the same NTP servers but seems to occur now and again. Resolution To fix the issue, SSH to both VCSA and PSC […]
ESXi 6.5 – 503 Service Unavailable
Problem There was a storage issue which caused one particular host not to recover correctly. I was unable to login to the ESXi GUI and when I tried to restart the management services the GUI completely stopped functioning with the following error: 503 Service Unavailable (Failed to connect to endpoint: [N7Vmacore4Http16LocalServiceSpecE:0x03ff40e8] _serverNamespace = / action = […]
Host profile apply failed with error: Error: A specified parameter was not found
Issue: Running vSphere 6.7 I applied a host profile to a cluster. A couple of hosts didnt like the host profile so I decided to detach it entriely. I was still presented with the error: Host profile apply failed with error: Error: A specified parameter was not found Resolution There are two ways of […]
NSX Alert: Possible DHCP DOS Attack on Host
Problem Running NSX. 6.4.3. An error was keep appearing on one of our 6.7 ESXi hosts: NSX Alert: Possible DHCP DOS attack on host Resolution I believe this is a false positive from a bug in 6.4.x To check if there are any issues log into the affected ESXi host and run the following […]
Determine vCenter Build in 5.5
To check the vCenter build: 1) via C++ Client Help -> About VMware Vsphere 2) Via Web Client Home -> Vcenter -> vCenter Servers -> {Select vCenter server} -> Summary