Request Details

Route
/users/:id GET
Timestamp
Sep 22, 2026 11:00 PM
Duration
18.64 ms
Status
204
Response Size
17 KB
Error
No

Performance Breakdown

Database
67.6% (3 queries)
View Rendering
32.4%
Application Logic
0.0%
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
View
Database
0.0ms 27.8ms 55.5ms 83.3ms 111.0ms

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
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... 20 ms 107.3%
users/index 36 ms 193.1%
SELECT posts.title, posts.content, users.name FROM posts JOIN users ON posts.user_id = users.id WHERE posts.published = ? 32 ms 171.7%
SELECT * FROM users WHERE id = ? 23 ms 123.4%