Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 20, 2026 9:58 AM
Duration
67.48 ms
Status
204
Response Size
16 KB
Error
No

Performance Breakdown

Database
29.3% (3 queries)
View Rendering
37.2%
Application Logic
33.5%
Other Operations
0.0%
Total Operations
8
Slowest Operation
67.48 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 50.4ms 100.7ms 151.1ms 201.5ms

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 ? 5 ms 7.4%
users/settings#show 67 ms 100.0%
posts/show 25 ms 37.1%
SELECT * FROM posts WHERE created_at > ? 34 ms 50.4%
home/index 16 ms 23.7%
SELECT * FROM (SELECT users.id, users.name, users.email, COUNT(posts.id) as post_count FROM users LEFT JOIN posts ON users.id = posts.user_id WHERE users.active = ? GROUP BY users.id) as user_posts JOIN (SELECT user_id, COUNT(*) as comment_count FROM c... 20 ms 29.6%
layouts/application 10 ms 14.8%
users/index 24 ms 35.6%