Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 09, 2026 1:15 PM
Duration
45.24 ms
Status
204
Response Size
15 KB
Error
No

Performance Breakdown

Database
22.8% (3 queries)
View Rendering
52.7%
Application Logic
24.6%
Other Operations
0.0%
Total Operations
8
Slowest Operation
45.24 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 46.1ms 92.1ms 138.2ms 184.2ms

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
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 10 ms 22.1%
users/index 35 ms 77.4%
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... 31 ms 68.5%
home/index 6 ms 13.3%
users/settings#show 45 ms 100.0%
layouts/application 40 ms 88.4%
posts/show 16 ms 35.4%
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... 1 ms 2.2%