Loading

×Sorry to interrupt
Uncaught ReferenceError: addCTracking is not defined
throws at https://kb.vmware.com/resource/KM_TealiumTrackingJS?v=0.5:100:1

Refresh

Cookie Preference Center

General Information on cookies

When you visit our website, we use cookies to ensure that we give you the best experience. This information does not usually directly identify you, but it can give you a more personalized web experience. Because we respect your right to privacy, you can choose not to allow some types of cookies by clicking on the different category headings to find out more and change your settings. However, blocking some types of cookies may impact your experience on the site and the services we are able to offer. Further information can be found in our

Cookie Policy.

Strictly Necessary

Strictly Necessary

Always Active

Strictly Necessary

Strictly necessary cookies are always enabled since they are essential for our website to function. They enable core functionality such as security, network management, and website accessibility. You can set your browser to block or alert you about these cookies, but this may affect how the website functions. For more information please visit www.aboutcookies.org or www.allaboutcookies.org.

Cookie Details‎

Performance

Performance

Performance

Performance cookies are used to analyze the user experience to improve our website by collecting and reporting information on how you use it. They allow us to know which pages are the most and least popular, see how visitors move around the site, optimize our website and make it easier to navigate.

Cookie Details‎

Please confirm your settings by refreshing the page.

Functional

Functional

Functional

Functional cookies help us keep track of your past browsing choices so we can improve usability and customize your experience. These cookies enable the website to remember your preferred settings, language preferences, location and other customizable elements such as font or text size. If you do not allow these cookies, then some or all of these services may not function properly.

Cookie Details‎

Advertising

Advertising

Advertising

Advertising cookies are used to send you relevant advertising and promotional information. They may be set through our site by third parties to build a profile of your interests and show you relevant advertisements on other sites. These cookies do not directly store personal information, but their function is based on uniquely identifying your browser and internet device.

Cookie Details‎

Advertising Cookies

Consent Leg.Interest

Select All Vendors

Select All Vendors

Select All Hosts

Select All

Clear Filters

Information storage and access

Apply

Confirm My Choices Reject All Allow All

My Subscriptions

Loading

Knowledge Base

How to reset the root password for a Cloud Director Availability PhotonOS appliance (67961)

Last Updated: 1/26/2023Categories: How toTotal Views: 16747Language:
English

4 like this article

Subscribe to get an email
newsletter with new updates

4 people found this helpful Please provide article feedback:

Purpose

The purpose of this article is to detail how to reset the root password for a Cloud Director Availability appliance in case of the following scenarios:

The root password for the Cloud Director Availability appliance is not known by the administrator.

The Cloud Director Availability appliance's root password has been lost.

Resolution

To reset the root password of a Cloud Director Availability appliance, perform the following steps:

Note: This procedure temporarily modifies the boot order of the VM and alters the root user's password. Ensure to take a snapshot of the Cloud Director Availability appliance before proceeding.

From the vSphere Web Client, right-click on the Cloud Director Availability appliance, go to Power, and click Shut down Guest OS to stop the VM.

Restart the VM and open a console window to it.

On the Photon splash screen press e on the keyboard to enter GRUB edit mode.

Navigate to the following line:

linux "/"$photon_linux root=$rootpartition net.ifnames=0 $photon_cmdline coredump_filter=0x37 $systemd_cmdline

Add the text below to the end of the linux line:

rw init=/bin/bash

Press F10 to reboot the VM and enter single user mode.

Cloud Director Availability 4.0/4.1/4.2

Type the following command to unlock and reset the root account:

/sbin/pam_tally2 --user=root --reset
Note: This will display the number of failed login attempts for the root user.

To confirm the root user has been reset run the following:

/sbin/pam_tally2 --user=root

To change the root user's password, run the command:

passwd

When prompted, enter and confirm the new password for the appliance.

Reboot the VM with the command:

reboot -f

Cloud Director Availability 4.3/4.4

Type the following command to unlock and reset the root account:

/usr/sbin/faillock --dir /var/tmp/faillock --user root --reset

To change the root user's password, run the command:

passwd

When prompted, enter and confirm the new password for the appliance.

Reboot the VM with the command:

reboot -f

Once rebooted, log in as root with the new password to verify the account is unlocked and password updated.
Now you can SSH to the VM or log into the admin UI using the new root password.

Detectable by VMware SkylineTM

Actions

Copy

link to clipboard
copied!

Print

Language:
English

Attachments

Additional Resources

KB
•
End Of General Availability of the Free vSphere Hypervisor (ESXi 7.x and 8.x) (2107518)

KB
•
ESXi 6.x でデフォルトの上限に達した場合に maxIntrCookies を増やす (78182)

Results 1-2 of 2

Ask The Community

Get answers quickly from VMware experts in the community

Post Subject

CONTINUE IN COMMUNITIES

Related Products:

VMware vCloud Availability

Related Versions:

VMware vCloud Availability 3.5.x

VMware vCloud Availability 3.0.x

VMware Cloud Director Availability 4.x

Take Our Survey

Support Assistant