---
sourceDocument: Yokohama IT Operations Management
sourceDocumentLink: https://servicenow-prod.fluidtopics.net/r/yokohama/it-operations-management

 Release :

    - yokohama

ft:locale :

    - en-US

ft:publication_title :

    - Yokohama IT Operations Management

ft:clusterId :

    - itom

bundleId :

    - itom

workflow :

    - Technology


---

# Discovery monitoring and issue resolution

# Discovery monitoring and issue resolution {#ariaid-title1}

* Release version: Yokohama
* 
* Updated March 25, 2026
* 
* ![](https://www.servicenow.com/docs/portal-asset/ico-clock) 1 minute to read

Learn how to monitor the progress of your discoveries and how to configure the system to aggregate performance metrics that are important to you. Find descriptions of the error messages you see, as well as possible steps you
can take to solve problems. The Now Support
Knowledge Base on Hi contains several articles to help you troubleshoot discovery issues.

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{#c_DiscoveryTroubleshooting__table_j4y_rf1_wgb}  

[Discovery Admin Workspace Diagnostics](https://servicenow-prod.fluidtopics.net/cbs6_Tu_nYSFXRefm2fqJw "The Diagnostics page helps you prioritize and address errors and anomalies in IP-based and Cloud Discovery schedules. Resolve issues by creating error tasks, tracking progress, and using support tools and logs.")
:   Prioritize and address Discovery errors and anomalies from a centralized view in Discovery Admin Workspace.

[Discovery Home Page](https://servicenow-prod.fluidtopics.net/M9rQk36hAXg5UIk3nXL6fw#discovery-home-page "The Discovery Home page provides a summary of discoveries that were triggered by cloud and non-cloud schedules. You can view any errors that occurred during a Discovery and find remediation suggestions. Use the Home page view to examine the cloud resources discovered for the service accounts you selected in a cloud schedule.")
:   Open the Discovery Manager to create or edit schedules for IP-based and Cloud Discovery. View the CIs and cloud resources that your schedules discover and then track any errors that occurred.

[Discovery Troubleshooting Guide](https://support.servicenow.com/kb_view.do?sysparm_article=KB0535181)
:   Use this article in the Now SupportKnowledge Base if you're experiencing symptoms, such as the inability for Discovery to classify a discovered host, or the Shazzam probe not finding certain types of devices.

[Troubleshoot Discovery Performance, Cancellation, and Timeout](https://support.servicenow.com/now/nav/ui/classic/params/target/kb?id=kb_article_view&sysparm_article=KB0676340)
:   Use this article on the Now Support
    Knowledge Base if your Discovery schedule runs slowly or is canceled before it completes. Find common causes for performance degradation and steps to address them, including guidance on the Cancel discovery if longer than schedule setting.

[KB0657528: Credentials and Permissions troubleshooting on Discovery, Service Mapping, and Orchestration](https://support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB0657528)
:   Discovery issues may be caused by incorrectly configured or missing credentials. Find out how to identify and configure a missing credential or permission.

[Discovery error messages](https://servicenow-prod.fluidtopics.net/vaG8ZoYAwrew~W2WRb8BXQ "Review common Discovery error messages and their causes to identify and resolve issues that occur during discovery runs.")
:   View the list of common error messages and possible solutions.

[Discovery performance
metrics](https://servicenow-prod.fluidtopics.net/dSyxQqJ2dkB_pNIzDFnEkQ#discovery-performance-framework "This Discovery enhancement collects performance metrics on probe/pattern and sensor processing times and then aggregates that data over time. You can use the roll-up data to monitor the performance of specific discoveries or to compare performance between versions after an upgrade.")
:   View performance metrics on probe/pattern and sensor processing times. You can use the
    roll-up data to monitor the performance of specific discoveries or to compare performance
    between versions after an upgrade.