Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 22, 2026 2:58 PM
Duration
33.1 ms
Status
201
Response Size
8.8 KB
Error
No

Performance Breakdown

Database
24.8% (2 queries)
View Rendering
50.3%
Application Logic
24.9%
Other Operations
0.0%
Total Operations
7
Slowest Operation
33.1 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 33.3ms 66.5ms 99.8ms 133.1ms

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
users/index 25 ms 75.5%
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... 20 ms 60.4%
users/settings#show 33 ms 100.0%
users/index 17 ms 51.4%
home/index 14 ms 42.3%
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... 13 ms 39.3%
posts/show 11 ms 33.2%