The TAC high-CPU RCA log set is detailed Cisco CallManager traces, Event Viewer Application and System logs, Cisco RISDC and Perfmon logs, Cisco AMC service logs, Cisco Tomcat and Tomcat Security logs, plus show status, show process using-most cpu/memory, show process load and utils diagnose test output.
Checked 2026-10-02
- Vendor
- Cisco
- Product
- Cisco Unified Communications Manager
- Subsystem
- TAC data collection
- Deployment
- on-premises
- Region
- not restricted
- Release range
- not stated; technote dated 2018
- Checked
- 2026-10-02
Sources
- Logs to be Collected for TAC when High CPU or Memory Issue is Noticed on CUCM — Cisco Systems (TAC) · tier 2 current vendor documentation · For RCA of an Event That Has Already Occurred (list)
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting high CPU and service crashes in Unified CM: source note cucm-high-cpu-troubleshooting-tac-rca-log-set. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-high-cpu-troubleshooting-tac-rca-log-set
BibTeX
@misc{warmtransfer-claim-cucm-high-cpu-troubleshooting-tac-rca-log-set,
title = {Troubleshooting high CPU and service crashes in Unified CM: source note cucm-high-cpu-troubleshooting-tac-rca-log-set},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-high-cpu-troubleshooting-tac-rca-log-set},
note = {Source note cucm-high-cpu-troubleshooting-tac-rca-log-set, checked 2026-10-02}
}