Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 11, 2026 2:29 AM
Duration
44.37 ms
Status
200
Response Size
5.9 KB
Error
No

Performance Breakdown

Database
17.5% (3 queries)
View Rendering
39.4%
Application Logic
43.1%
Other Operations
0.0%
Total Operations
8
Slowest Operation
44.37 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 51.4ms 102.9ms 154.3ms 205.7ms

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... 19 ms 42.8%
home/index 19 ms 42.8%
layouts/application 31 ms 69.9%
users/settings#show 44 ms 100.0%
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... 11 ms 24.8%
SELECT * FROM users WHERE id = ? 6 ms 13.5%
users/settings#show 44 ms 100.0%
posts/show 31 ms 69.9%