Request Details

Route
/users/:id PUT
Timestamp
Sep 09, 2026 10:43 AM
Duration
21.39 ms
Status
200
Response Size
9.1 KB
Error
No

Performance Breakdown

Database
39.4% (1 query)
View Rendering
35.9%
Application Logic
24.8%
Other Operations
0.0%
Total Operations
3
Slowest Operation
34.0 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 21.6ms 43.2ms 64.8ms 86.4ms

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#update 21 ms 100.0%
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... 34 ms 159.0%
posts/show 31 ms 144.9%