Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 16, 2026 2:23 PM
Duration
22.3 ms
Status
200
Response Size
19 KB
Error
No

Performance Breakdown

Database
30.5% (3 queries)
View Rendering
55.1%
Application Logic
14.5%
Other Operations
0.0%
Total Operations
7
Slowest Operation
36.0 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 38.6ms 77.1ms 115.7ms 154.3ms

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.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, SUM(posts.view_count) as total_views, AVG(posts.view_count) as avg_views, MIN(posts.created_at) as first_post, MAX(posts.created_at) as latest_post FR... 19 ms 85.2%
users/index 36 ms 161.5%
users/settings#show 22 ms 100.0%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 18 ms 80.7%
layouts/application 36 ms 161.5%
SELECT * FROM users WHERE id = ? 10 ms 44.8%
users/index 13 ms 58.3%