Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 14, 2026 12:39 PM
Duration
48.6 ms
Status
204
Response Size
13 KB
Error
No

Performance Breakdown

Database
31.0% (3 queries)
View Rendering
17.1%
Application Logic
51.9%
Other Operations
0.0%
Total Operations
7
Slowest Operation
48.6 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 46.8ms 93.6ms 140.4ms 187.2ms

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
home/index 26 ms 53.5%
users/settings#show 49 ms 100.0%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 17 ms 35.0%
users/index 6 ms 12.3%
users/settings#show 49 ms 100.0%
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... 15 ms 30.9%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 26 ms 53.5%