On a CpuPegging alert, Cisco suggests identifying the top process in RTMT (System > Process) and running utils diagnose test, show process load cpu sorted, show status and utils core active list.
Checked 2026-10-02
- Vendor
- Cisco
- Product
- Cisco Unified Communications Manager
- Subsystem
- RTMT alerts
- Deployment
- on-premises
- Region
- not restricted
- Release range
- not stated; technote dated 2018
- Checked
- 2026-10-02
Sources
- Real-Time Monitoring Tool Alerts — Cisco Systems (TAC) · tier 2 current vendor documentation · CpuPegging section
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting high CPU and service crashes in Unified CM: source note cucm-high-cpu-troubleshooting-cpupegging-cli-checks. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-high-cpu-troubleshooting-cpupegging-cli-checks
BibTeX
@misc{warmtransfer-claim-cucm-high-cpu-troubleshooting-cpupegging-cli-checks,
title = {Troubleshooting high CPU and service crashes in Unified CM: source note cucm-high-cpu-troubleshooting-cpupegging-cli-checks},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-high-cpu-troubleshooting-cpupegging-cli-checks},
note = {Source note cucm-high-cpu-troubleshooting-cpupegging-cli-checks, checked 2026-10-02}
}