Data Issues

Data Issues

Disk Full Error

Symptoms: Cannot save files, applications crash

Solution:

1. Check disk usage: df -h
2. Find large files: du -sh /home/ec2-user/* | sort -h
3. Delete unnecessary files
4. Consider creating a new workspace with larger storage

Permission Denied When Uploading

Cause: Incorrect file permissions or wrong user

Solution:

• Ensure you’re uploading to a directory you own (e.g., /home/ec2-user/)
• Check directory permissions: ls -la

Slow Transfer Speeds

Solutions:

• Compress files before transfer: tar -czf archive.tar.gz folder/
• Use rsync for large transfers (supports resume)
• Transfer during off-peak hours

Cannot Access Study Data

Cause: Permissions not configured

Solution: Contact your administrator to verify study access permissions