Request Details

Route
/users/:id GET
Timestamp
Sep 11, 2026 6:04 PM
Duration
72.53 ms
Status
200
Response Size
11 KB
Error
No

Performance Breakdown

Database
19.1% (2 queries)
View Rendering
29.4%
Application Logic
51.4%
Other Operations
0.0%
Total Operations
7
Slowest Operation
72.53 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 70.5ms 141.0ms 211.5ms 282.1ms

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/index 29 ms 40.0%
home/index 30 ms 41.4%
SELECT users.* FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id WHERE users.active = ? AND posts.published = ? AND comments.approved = ? OR users.created_at > ? AND posts.created_at > ? AND commen... 29 ms 40.0%
users#show 73 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... 25 ms 34.5%
users/index 24 ms 33.1%
users#show 73 ms 100.0%