Request Details

Route
/users/:id PUT
Timestamp
Sep 23, 2026 10:46 PM
Duration
35.36 ms
Status
201
Response Size
17 KB
Error
No

Performance Breakdown

Database
17.1% (1 query)
View Rendering
28.0%
Application Logic
54.9%
Other Operations
0.0%
Total Operations
4
Slowest Operation
36.0 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 32.2ms 64.4ms 96.5ms 128.7ms

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 35 ms 100.0%
users#update 35 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... 22 ms 62.2%
posts/show 36 ms 101.8%