3. Troubleshooting

This guide references common configuration issues one may encounter when using Virtual Accelerator, and indications on how to address them. These indications suppose you are logged as root and have access to the Linux shell.

• 3.1. Relevant Information for Bug Reporting
• 3.2. Typical issues
  • 3.2.1. Startup Issues
  • 3.2.2. Networking Issues
  • 3.2.3. Performance Tuning
  • 3.2.4. Virtual Environment
• 3.3. Fast Path Information
  • 3.3.1. Fast Path statistics
  • 3.3.2. fp-cpu-usage
  • 3.3.3. Turn Fast Path off
• 3.4. System Information
  • 3.4.1. CPU Pinning for VMs
  • 3.4.2. fp-cli dpdk-port-stats
  • 3.4.3. lspci
  • 3.4.4. lstopo
  • 3.4.5. meminfo
  • 3.4.6. numastat
  • 3.4.7. Scheduler statistics
• 3.5. Log Management
  • 3.5.1. rsyslog
  • 3.5.2. journalctl
  • 3.5.3. fpmd logs
  • 3.5.4. cmgrd logs
  • 3.5.5. OpenStack logs
• 3.6. External Tools
  • 3.6.1. perf
  • 3.6.2. strace