Request Details

Route
/users/:id PUT
Timestamp
Sep 22, 2026 7:27 AM
Duration
53.1 ms
Status
204
Response Size
7.4 KB
Error
No

Performance Breakdown

Database
15.2% (2 queries)
View Rendering
30.8%
Application Logic
53.9%
Other Operations
0.0%
Total Operations
8
Slowest Operation
53.1 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 73.8ms 147.6ms 221.5ms 295.3ms

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
layouts/application 32 ms 60.3%
users#update 53 ms 100.0%
home/index 22 ms 41.4%
users#update 53 ms 100.0%
SELECT DISTINCT users.*, posts.*, comments.* FROM users, posts, comments WHERE users.id = posts.user_id AND posts.id = comments.post_id AND users.created_at > ? AND posts.created_at > ? AND comments.created_at > ? 11 ms 20.7%
users/index 37 ms 69.7%
users#update 53 ms 100.0%
SELECT * FROM users WHERE id = ? 34 ms 64.0%