Environment Reference

This page documents file locations, log files, and system paths for LXC AutoScale ML.

Installation Paths

Application Files

Path	Description
/usr/local/bin/lxc_autoscale_ml/	Application code
/usr/local/bin/lxc_autoscale_api/	API component
/usr/local/bin/lxc_autoscale_ml/	Model component
/usr/local/bin/	Monitor component

Configuration Files

Path	Component
/etc/lxc_autoscale_ml/lxc_autoscale_api.yaml	API
/etc/lxc_autoscale_ml/lxc_autoscale_ml.yaml	Model
/etc/lxc_autoscale_ml/lxc_monitor.yaml	Monitor

Systemd Service Files

Path	Service
/lib/systemd/system/lxc_autoscale_api.service	API
/lib/systemd/system/lxc_autoscale_ml.service	Model
/lib/systemd/system/lxc_monitor.service	Monitor

Log Files

Application Logs

Path	Content
/var/log/lxc_autoscale_ml.log	Model service main log
/var/log/lxc_autoscale_api.log	API main log
/var/log/lxc_autoscale_api_access.log	API access log
/var/log/lxc_autoscale_api_error.log	API error log
/var/log/lxc_monitor.log	Monitor service log

Data Files

Path	Content
/var/log/lxc_metrics.json	Collected container metrics

Lock Files

Path	Purpose
/run/lxc_autoscale_ml.lock	Model service instance lock

Service Names

Service	Description
lxc_autoscale_api	RESTful API service
lxc_autoscale_ml	ML model service
lxc_monitor	Metrics collection service

Network

Ports

Port	Service	Protocol
5000	API	HTTP

Default Bind Address

The API binds to 0.0.0.0 by default (all interfaces).

Permissions

File Ownership

All files should be owned by root:root:

chown -R root:root /usr/local/bin/lxc_autoscale_ml
chown -R root:root /etc/lxc_autoscale_ml

File Permissions

Path	Permissions	Notes
Configuration files	600	Contains API key
Application files	755	Executable
Log directory	755	-
Log files	644	-
Lock file	644	Created at runtime

Secure Configuration

chmod 600 /etc/lxc_autoscale_ml/lxc_autoscale_api.yaml
chmod 644 /etc/lxc_autoscale_ml/lxc_autoscale_ml.yaml
chmod 644 /etc/lxc_autoscale_ml/lxc_monitor.yaml

Dependencies

Required System Packages

python3
python3-flask
python3-requests
python3-sklearn
python3-pandas
python3-numpy
python3-aiofiles
python3-yaml
python3-psutil
python3-aiohttp

Optional System Packages

python3-prometheus-client  # For Prometheus metrics

Python Module Paths

The application uses system Python packages installed via apt.

Proxmox Integration

Commands Used

Command	Purpose
pct	LXC container management
pvesh	Proxmox API shell
pct list	List containers
pct config	Get container configuration
pct set	Set container options

Container Paths

Path (inside container)	Collected Metrics
/proc/stat	CPU usage
/proc/meminfo	Memory usage
/proc/diskstats	Disk I/O
/proc/net/dev	Network I/O

Log Rotation

Recommended Configuration

Create /etc/logrotate.d/lxc-autoscale-api:

/var/log/lxc_autoscale_ml.log
/var/log/lxc_autoscale_api_*.log
/var/log/lxc_monitor.log {
    daily
    missingok
    rotate 7
    compress
    delaycompress
    notifempty
    create 640 root adm
    sharedscripts
    postrotate
        systemctl reload lxc_autoscale_api > /dev/null 2>&1 || true
        systemctl reload lxc_autoscale_ml > /dev/null 2>&1 || true
        systemctl reload lxc_monitor > /dev/null 2>&1 || true
    endscript
}

Backup Locations

Files to Backup

# Configuration
/etc/lxc_autoscale_ml/

# Metrics history (optional)
/var/log/lxc_metrics.json

Backup Script

#!/bin/bash
BACKUP_DIR="/backup/lxc_autoscale"
DATE=$(date +%Y%m%d)

mkdir -p "$BACKUP_DIR"
tar czf "$BACKUP_DIR/config_$DATE.tar.gz" /etc/lxc_autoscale_ml/
cp /var/log/lxc_metrics.json "$BACKUP_DIR/metrics_$DATE.json"

Troubleshooting Paths

Check Service Status

systemctl status lxc_autoscale_api
systemctl status lxc_autoscale_ml
systemctl status lxc_monitor

Check Logs

journalctl -u lxc_autoscale_api -n 50
journalctl -u lxc_autoscale_ml -n 50
journalctl -u lxc_monitor -n 50

Verify Files Exist

ls -la /etc/lxc_autoscale_ml/
ls -la /var/log/lxc_*.json
ls -la /var/log/lxc_*.log
ls -la /var/log/lxc_autoscale_api_*.log