Request Details

Route
/users/:id PUT
Timestamp
Sep 19, 2026 11:09 AM
Duration
22.52 ms
Status
204
Response Size
15 KB
Error
No

Performance Breakdown

Database
39.4% (2 queries)
View Rendering
42.6%
Application Logic
18.1%
Other Operations
0.0%
Total Operations
5
Slowest Operation
40.0 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 31.1ms 62.3ms 93.4ms 124.5ms

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#update 23 ms 100.0%
users/index 13 ms 57.7%
layouts/application 40 ms 177.6%
SELECT users.*, posts.*, comments.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, AVG(posts.view_count) as avg_views, MAX(comments.created_at) as latest_comment FROM users LEFT JOIN posts ON users.id = posts.use... 14 ms 62.2%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 35 ms 155.4%