Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 23, 2026 12:04 AM
Duration
23.9 ms
Status
204
Response Size
17 KB
Error
No

Performance Breakdown

Database
23.8% (1 query)
View Rendering
56.6%
Application Logic
19.6%
Other Operations
0.0%
Total Operations
5
Slowest Operation
30.0 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 30.5ms 60.9ms 91.4ms 121.9ms

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
posts/show 10 ms 41.8%
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... 29 ms 121.3%
posts/show 30 ms 125.5%
users/settings#show 24 ms 100.0%
posts/show 29 ms 121.3%