Request Details

Route
/users/:id PUT
Timestamp
Sep 21, 2026 5:40 AM
Duration
10.98 ms
Status
204
Response Size
9.8 KB
Error
No

Performance Breakdown

Database
26.9% (2 queries)
View Rendering
37.7%
Application Logic
35.4%
Other Operations
0.0%
Total Operations
6
Slowest Operation
35.0 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 23.2ms 46.5ms 69.7ms 93.0ms

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#update 11 ms 100.0%
users/index 35 ms 318.7%
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... 11 ms 100.2%
users#update 11 ms 100.0%
users#update 11 ms 100.0%
SELECT * FROM users WHERE id = ? 14 ms 127.5%