Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 16, 2026 8:12 PM
Duration
28.02 ms
Status
204
Response Size
6.1 KB
Error
No

Performance Breakdown

Database
44.5% (2 queries)
View Rendering
31.9%
Application Logic
23.5%
Other Operations
0.0%
Total Operations
4
Slowest Operation
38.0 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 29.8ms 59.5ms 89.3ms 119.0ms

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... 34 ms 121.4%
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... 19 ms 67.8%
posts/show 38 ms 135.6%
users/settings#show 28 ms 100.0%