HTTP 507 Insufficient Storage is a WebDAV status code indicating the server cannot store the representation needed to complete the request. The server ran out of disk space or storage quota.
Status
507 Insufficient StorageExample
Request
GET /upload HTTP/1.1
Host: www.example.com
User-Agent: Mozilla/5.0
Accept: text/htmlResponse
HTTP/1.1 507 Insufficient Storage
Content-Type: text/html; charset=utf-8
Content-Length: 207
<!doctype html>
<html lang="en">
<head>
<title>507 Insufficient Storage</title>
</head>
<body>
<h1>Insufficient Storage</h1>
<p>The server does not have enough storage space to complete your request. Please free up space and try again.</p>
</body>
</html>How to Troubleshoot
1
Check disk space
Verify available disk space on the server.
df -h
2
Free up storage
Delete old files, logs, or temporary data to free up disk space.
du -sh /var/log/* | sort -rh | head -10
3
Increase storage quota
Expand the disk volume or increase the user's storage quota.
Common Causes
Disk space exhausted
highThe server's disk or the user's storage quota is full and cannot accept more data.
Database storage full
mediumThe database has reached its storage limit and cannot accept new records.
Related Status Codes
References
| Specification | Section |
|---|---|
| HTTP Extensions for Web Distributed Authoring and Versioning (WebDAV) | RFC 4918 §11.5 |
Frequently Asked Questions
This reference was compiled from official RFCs, protocol specifications, and hands-on troubleshooting experience. AI tools were used primarily for formatting and organizing the content on the page.