Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 22, 2026 12:42 PM
Duration
39.7 ms
Status
200
Response Size
9.9 KB
Error
No

Performance Breakdown

Database
23.2% (2 queries)
View Rendering
34.8%
Application Logic
41.9%
Other Operations
0.0%
Total Operations
6
Slowest Operation
39.7 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 47.3ms 94.7ms 142.0ms 189.4ms

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
users/index 34 ms 85.6%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 15 ms 37.8%
users/settings#show 40 ms 100.0%
users/index 32 ms 80.6%
users/settings#show 40 ms 100.0%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 29 ms 73.0%