Request Details

Route
/users/:id PUT
Timestamp
Sep 23, 2026 2:02 AM
Duration
26.74 ms
Status
204
Response Size
11 KB
Error
No

Performance Breakdown

Database
23.5% (2 queries)
View Rendering
76.5%
Application Logic
0.0%
Other Operations
0.0%
Total Operations
4
Slowest Operation
20.0 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 8.5ms 17.0ms 25.5ms 34.0ms

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 * FROM (SELECT users.id, users.name, users.email, COUNT(posts.id) as post_count FROM users LEFT JOIN posts ON users.id = posts.user_id WHERE users.active = ? GROUP BY users.id) as user_posts JOIN (SELECT user_id, COUNT(*) as comment_count FROM c... 6 ms 22.4%
SELECT id, name FROM users WHERE email = ? 2 ms 7.5%
posts/show 6 ms 22.4%
posts/show 20 ms 74.8%