Release Notes for Splunk Infrastructure Monitoring Add-on

Version 1.3.0 of the Splunk Infrastructure Monitoring Add-on was released on February 6, 2026.

Compatibility

The Splunk Infrastructure Monitoring Add-on is compatible with the following software versions and platforms.

Splunk platform versions 9.1.x, 9.2.x, 9.3.x
Supported OS for data collection Platform independent
Vendor products Splunk Infrastructure Monitoring

New features

This version of the Splunk Infrastructure Monitoring Add-on supports Python 3.13.
New feature or enhancement Description
Splunk 10.2 and Python 3.13 support Certified the add-on for Splunk 10.2 with Python 3.13.

Fixed issues

This version of the Splunk Infrastructure Monitoring Add-on has the following reported fixed issues. If no issues appear below, no issues have yet been reported.

Issue number Description
ITSI-38377

Logs for modular inputs from the add-on are missing. The add-on only reports logs for 4~6 modular inputs, even if there are more modular inputs running and collecting data during the specified time range.

This issue causes the dashboards for the add-on to display incorrect data, such as an incorrect Modular Input Count on the Splunk Infrastructure Monitoring Modular Input Health Check dashboard.
ITSI-38758 Events with names that contain Japanese characters are not indexed in the sim_metrics index. This issue causes intermittent data ingestion.

Known issues

This version of the Splunk Infrastructure Monitoring (SIM) Add-on has the following reported known issues and workarounds. If no issues appear below, no issues have yet been reported.

Issue number Description
ITSI-34593 SIM Add-on doesn't ingest data when SSL configuration is disabled on HEC receiver.

Workaround:

Enable SSL configuration on the HEC receiver while ingesting data using the SIM Add-on.

ITSI-38377 Logs for modular inputs from the add-on are missing. The add-on only reports logs for 4~6 modular inputs, even if there are more modular inputs running and collecting data during the specified time range.

This issue causes the dashboards for the add-on to display incorrect data, such as an incorrect Modular Input Count on the Splunk Infrastructure Monitoring Modular Input Health Check dashboard.