Verified diagnostic signature
A filesystem cannot allocate more data blocks or metadata.
Match output from filesystem, understand the likely cause, then continue with sourced, read-only checks.
- Confidence
- high
- Platforms
- linux · macos
- Verified
- 2026-07-24
Recognized output
Signature matched locally
not enough space on the diskOneLiners matches this pattern in your browser. Your pasted output is not stored or indexed.
Likely causes
What usually produces this signal
- Capacity exhaustion
- Quota exhaustion
- Reserved blocks unavailable to the current identity
Safe next checks
Collect evidence before changing the system
Show free disk space in human-readable units
df -hThe output matches the expected target and exits without an error.
Show filesystem inode usage
df -iThe output matches the expected target and exits without an error.
Find the 20 largest files and folders here
du -ah . | sort -rh | head -20The output matches the expected target and exits without an error.