Request Details

Route
/users/:id/settings GET|PATCH
Timestamp
Sep 10, 2026 11:57 AM
Duration
51.99 ms
Status
204
Response Size
13 KB
Error
No

Performance Breakdown

Database
8.5% (1 query)
View Rendering
9.0%
Application Logic
82.5%
Other Operations
0.0%
Total Operations
8
Slowest Operation
51.99 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 94.5ms 189.0ms 283.5ms 378.0ms

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
users/settings#show 52 ms 100.0%
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... 32 ms 61.5%
users/settings#show 52 ms 100.0%
users/settings#show 52 ms 100.0%
users/settings#show 52 ms 100.0%
users/settings#show 52 ms 100.0%
users/settings#show 52 ms 100.0%
posts/show 34 ms 65.4%