October 2020 list of top viewed Discovery knowledge articles, this will be regularly updated.
Which ports are required for scanning?
A device capture, credential test, or scan fails with "ERROR: SNMP++: SNMP request timeout" or "Device skipped - no SNMP access"
The message 'domain\user must have SE_ASSIGNPRIMARYTOKEN_NAME and SE_INCREASE_QUOTA_NAME privileges' appears in the Windows proxy log file
Discovery: A scan of a Windows server fails with an error in WMI. How to test the WMI connection from a Discovery Windows proxy to a target host?
A scan / run is "on hold", "blocked", or just hung / stalled / stuck. Cancelling the scan has no effect. What causes this, and how can it be removed ?
Discovery Accesses eligible for removal does not reduce to zero; this could result in increased datastore size and performance issues.
Discovery: UI account is locked or disabled / forgotten password / unable to log in
Network device discovery ends with "SNMP request timed out" in getportinfo (when using SNMP GETBULK). A device capture may also time out and fail.
In the Discovery Access, why are some IP's skipped with an End State of Opt1stScan or OptNotBestIP?
Discovery: Troubleshooting Windows WMI discovery failures
What is the process for running a device capture and requesting integration support for an unsupported SNMP-enabled device, such as a Network Device or Printer?
Discovery: The appliance has shut down because available disk space is low. The appliance services cannot be restarted.
Discovery: Duplicate CI's in the CMDB ADDM dataset
The datastore is growing rapidly. Is this normal?
Discovery is not populating UUID or serial number for Linux servers
What are some Best Practices for SAAM modeling?
When does OS vendor support end for CentOS version 6 and RedHat version 6?
Duplicate hosts (two hosts with the same name) are observed on the Discovery appliance
Appliance is unable to start because the /usr partition is full. What files can be removed safely (as a temporary solution) so that the services can start?
How to check the status of the appliance to see if the expected services are actually running?
How does node (Host / DDD / Discovery Access / doomed ) removal work?
ADDM: How to avoid duplicate CI's when adding a consolidator after data has been already synchronized from a scanner to CMDB?
Discovery: Core file(s) have been created in /usr/tideway/cores. What should be done when such files are found?
Discovery: RemQuery fails with NoAccessMethod "Access is denied. (0x00000005)"
Discovery: Duplicate hosts (two hosts with the same name) are observed on the Discovery appliance