Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 21, 2026 4:17 PM
Duration
80.45 ms
Status
204
Response Size
16 KB
Error
No

Performance Breakdown

Database
12.7% (2 queries)
View Rendering
10.8%
Application Logic
76.5%
Other Operations
0.0%
Total Operations
6
Slowest Operation
80.45 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 78.8ms 157.7ms 236.5ms 315.4ms

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
layouts/application 34 ms 42.3%
SELECT posts.title, posts.content, users.name FROM posts JOIN users ON posts.user_id = users.id WHERE posts.published = ? 30 ms 37.3%
users/settings#show 80 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... 10 ms 12.4%
users/settings#show 80 ms 100.0%
users/settings#show 80 ms 100.0%