Install RabbitMQ for vCloud Director 9

September 19, 2018 Jordansphere Linux

Here are the step-by-step instructions to install RabbitMQ. This install will be used for a vCloud Director 9.1 installation. Desired versions: Rabbit MQ :  3.7.7 Erlang:          20.1.7.1 (>19.3 is required for Rabbit MQ 3.7.7)   1.   Install EPEL yum -y install epel-release   2. Create Erlang Repo vi /etc/yum.repos.d/rabbitmq-erlang.repo Inset this […]

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How to Setup NTP on CentOS 7

September 19, 2018 Jordansphere Linux

This is a quick start guide to set up NTP on Centos 7   1. Install NTP service yum install ntp   2.  Start service systemctl start ntpd   3.  Enable service systemctl enable ntpd   4. Edit NTP configuration vi /etc/ntp.org Edit values for "server" eg # Use public servers from the pool.ntp.org project. # […]

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VCD: A General System Error Occurred: Weak Password: Not Enough Different Characters or Classes

September 13, 2018 Jordansphere vCloud Director

Problem When trying to prepare a host (after an unprepare) in vCloud Director 8.20 (ESXi 6.0) I got the following error:   Remote call failure on host [vcId=8af60e1e-3f9d-4d01-a69b-0f4c94e7f09a, moref=host-590541]. Error string was " A general system error occurred: Weak password: not enough different characters or classes. Please refer to the log for more details.".     […]

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The pending transaction requires 242 MB free space, however the maximum supported size is 239 MB

September 13, 2018 Jordansphere VMware

Problem   When trying to update the Dell MEM from 1.2 to 1.5 on ESXi 6.0 I got an error 15 in Update Manager   Using esxcli update method I was presented with the following error:    The pending transaction requires 242 MB free space, however the maximum supported size is 239 MB.  Please refer […]

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Unable to SSH or HTTPS to ESXi 6.5 Host

September 7, 2018 Jordansphere ESXi

Problem I was unable to connect to an ESXi host via SSH and HTTPS. However, DCUI still worked (and the host was still connected in vCenter) so we knew the password was correct   Troubleshooting Logging in via the DCUI and connect to the ESXi Shell (ALT+F1) Check the user is not locked out: pam_tally2 –user […]

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In Order to Perform This Operation a Successful Bind Must Be Completed on the Connection

August 23, 2018 Jordansphere vCloud Director

Problem When trying to connect vCloud Director 9.1 to Active Directory I was presented with the following error when trying to test LDAP Settings LDAP_SEARCH_ERROR  – [LDAP: error code 1 – 000004DC: LdapErr: DSID-0C090A22, comment: In order to perform this operation a successful bind must be completed on the connection., data 0, v3839   Resolution Ensure you […]

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Syncing Active Directory Time with NTP Server

August 20, 2018 Jordansphere Windows

Problem The Domain Controllers (Windows 2016) were around ~20 seconds out of sync.  I wanted to sync it with uk.pool.ntp.org   Solution 1) Find the PDC On a host on the domain run the following command: NETDOM QUERY FSMO   2) Log into the PDC server (normally primary DC) On a command line with elevated permissions: w32tm […]

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vSphere HA – Cannot find a network adapter for the vCenter Server management (NIC0) on the vCenter Server Appliance

August 16, 2018 Jordansphere VMware

Problem While trying to deploy vCenter HA the following error occurred: Cannot find a network adapter for the vCenter Server management (NIC0) on the vCenter Server Appliance guest OS. Once available, the first guest OS network adapter will be selected. Used Edit VM Settings to add a network adapter   Caveat VCHA was previously installed […]

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Set VMware Multipathing via PowerCLI

August 6, 2018 Jordansphere VMware

Query I wanted to apply ROUND ROBIN multipathing and set IOPS to 10 (as recommended by the vendors best practices) on each datastore in my cluster using a PowerCLI command.   Command First of all you can check the current multipathing Get-Cluster {ENTER-CLUSTER-NAME} | get-vmhost | get-scsilun -CanonicalName "Naa*"   Then we can alter that […]

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vCenter Unable to Connect to AD Server

August 1, 2018 Jordansphere VMware

Problem I attempted to log into VCSA 6.5 (with external PSC) with my domain credentials but was rejected. It soon became apparent that the VCSA was no longer connected to the AD domain. I tried to manually connect it via the GUI but received the following error: The name of the identity source does not match the existing Integrated […]

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