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# Run inside LFS chroot or on host tar -czf logs-chapter5.tar.gz /mnt/lfs/sources/*/config.log /mnt/lfs/build.log aws s3 cp logs-chapter5.tar.gz s3://lfs-builder/logs/ The temporary tools ( /mnt/lfs/tools ) are critical. A 500 MB tarball can be stored in S3:

| Method | Pros | Cons | |--------|------|------| | GitHub Releases (via gh release upload ) | 1 GB per file, unlimited downloads | Not S3 API, requires Git LFS for >1 GB | | Google Drive + gdrive CLI | 15 GB free | No S3 compatibility, rate limits | | Local NAS + Tailscale | Unlimited, private | Requires own hardware | lfs free s3 account

# On host (not inside LFS chroot) sudo apt install awscli # Debian/Ubuntu pip install awscli --upgrade aws configure Access Key ID: <your_r2_key> Secret Access Key: <your_r2_secret> Default region: auto Default output format: json For R2, set custom endpoint in ~/.aws/config: [profile r2] endpoint_url = https://<account_id>.r2.cloudflarestorage.com 4.3 Downloading LFS Sources to S3 Directly Instead of downloading sources to local disk first, fetch them and pipe directly to S3 (saving local storage): # Run inside LFS chroot or on host tar -czf logs-chapter5