Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 20, 2026 8:14 AM
Duration
80.75 ms
Status
201
Response Size
7.2 KB
Error
No

Performance Breakdown

Database
36.1% (3 queries)
View Rendering
22.9%
Application Logic
41.0%
Other Operations
0.0%
Total Operations
6
Slowest Operation
80.75 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 49.2ms 98.4ms 147.6ms 196.7ms

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
SELECT users.*, posts.*, comments.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, AVG(posts.view_count) as avg_views, MAX(comments.created_at) as latest_comment FROM users LEFT JOIN posts ON users.id = posts.use... 34 ms 42.1%
SELECT * FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id LEFT JOIN tags ON posts.id = tags.post_id LEFT JOIN categories ON posts.category_id = categories.id WHERE users.active = ? AND posts.publi... 35 ms 43.3%
users/index 30 ms 37.2%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 2 ms 2.5%
posts/show 15 ms 18.6%
users/settings#show 81 ms 100.0%