Request Details

Route
/users/:id PUT
Timestamp
Sep 16, 2026 6:02 PM
Duration
20.64 ms
Status
204
Response Size
17 KB
Error
No

Performance Breakdown

Database
33.4% (2 queries)
View Rendering
26.2%
Application Logic
40.5%
Other Operations
0.0%
Total Operations
8
Slowest Operation
34.0 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 38.2ms 76.5ms 114.7ms 152.9ms

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 users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id LEFT JOIN tags ON posts.id = tags.post_id LEFT JOIN categories ON posts.category_id = categories.id WHERE users.active = ? AND posts.publi... 34 ms 164.7%
posts/show 9 ms 43.6%
DELETE FROM posts WHERE id = ? 17 ms 82.4%
users#update 21 ms 100.0%
users#update 21 ms 100.0%
users#update 21 ms 100.0%
home/index 16 ms 77.5%
users/index 15 ms 72.7%