Request Details

Route
/users/:id DELETE
Timestamp
Sep 13, 2026 10:58 AM
Duration
11.08 ms
Status
204
Response Size
9.9 KB
Error
No

Performance Breakdown

Database
31.2% (3 queries)
View Rendering
58.7%
Application Logic
10.2%
Other Operations
0.0%
Total Operations
6
Slowest Operation
33.0 ms

Request Trace

How to read this

Each row is a layer of your stack. Many short Database bars means N+1 queries — fix with includes(). A wide Action bar with little Database time means slow Ruby code. A wide View bar usually means a partial rendered in a loop.

Action
View
Database
Other
Action
View
Database
0.0ms 27.3ms 54.5ms 81.8ms 109.1ms

Operations

How to use this

Sort by Impact to find your biggest wins. Click any row for details and optimisation suggestions. The same SQL appearing multiple times is an N+1 — fix with includes(). A single operation above 50% impact is your highest priority.

Operation Duration Impact Timeline Actions
layouts/application 31 ms 279.8%
SELECT users.* FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id WHERE users.active = ? AND posts.published = ? AND comments.approved = ? OR users.created_at > ? AND posts.created_at > ? AND commen... 13 ms 117.3%
users#destroy 11 ms 100.0%
home/index 33 ms 297.8%
SELECT * FROM (SELECT users.id, users.name, users.email, COUNT(posts.id) as post_count FROM users LEFT JOIN posts ON users.id = posts.user_id WHERE users.active = ? GROUP BY users.id) as user_posts JOIN (SELECT user_id, COUNT(*) as comment_count FROM c... 7 ms 63.2%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 14 ms 126.4%