Request Details

Route
/users/:id PUT
Timestamp
Sep 20, 2026 11:54 PM
Duration
25.42 ms
Status
200
Response Size
6.5 KB
Error
No

Performance Breakdown

Database
39.5% (2 queries)
View Rendering
25.9%
Application Logic
34.6%
Other Operations
0.0%
Total Operations
5
Slowest Operation
38.0 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 36.7ms 73.4ms 110.1ms 146.8ms

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 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 > ? 32 ms 125.9%
posts/show 38 ms 149.5%
users#update 25 ms 100.0%
DELETE FROM comments WHERE created_at < ? 26 ms 102.3%
users#update 25 ms 100.0%