XenServer troubleshooting tools
Citrix have released three tools to troubleshoot a XenServer environment.
Perfco.sh – Performance Data Collection Script for XenServer Dom0
Lstdomco.sh- Domain and XenStore Data Collection Script
Memco.sh – Memory Data Collection Script for XenServer Dom0 or Linux Systems
Perfco.sh – Performance Data Collection Script for XenServer Dom0
Description
Use Perfco.sh when you require detailed logging of Dom0 performance.
The script collects iostat, process usage (CPU/MEM), and, xentop output information every 10 seconds. The sleep interval can be modified to change the sample rate.
The script has a log size limit of 100 megabytes to prevent Dom0 from filling up with log data. If any one of the three log files reaches 100 megabytes, the script terminates.
Read more how to configure Perfco.sh here
Lstdomco.sh
Description
Use Lstdomco.sh when you require detailed logging of virtual machine domain ID’s and XenStore activity.
This script collects output of the list_domains command and xenstore-ls every 10 minutes. The sleep interval can be adjusted to the required sample rate.
The script has a log size limit of 100 megabytes to prevent Dom0 from filling up with log data. If any one of the two log files reaches 100 megabytes, the script terminates.
Read more about Lstdomco.sh – how to install and use
Memco.sh – Memory Data Collection Script for XenServer Dom0 or Linux Systems
Memco.sh- Memory Data Collection Script for XenServer Dom0 or Linux Systems
Description
Use Memco.sh when you require detailed logging of Dom0 or Linux systems memory utilization.
This script collects kernel memory information every 10 minutes and has been used to identify memory leaks outside of userspace.
The sleep interval can be adjusted to the required sample rate.
The script has a log size limit of 100 megabytes to prevent Dom0 from filling up with log data. If any one of the two log files reaches 100 megabytes, the script terminates.
