Request Details

Route
/users POST
Timestamp
Sep 09, 2026 8:12 AM
Duration
36.89 ms
Status
201
Response Size
11 KB
Error
No

Performance Breakdown

Database
48.3% (2 queries)
View Rendering
9.2%
Application Logic
42.5%
Other Operations
0.0%
Total Operations
4
Slowest Operation
36.89 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 21.7ms 43.4ms 65.2ms 86.9ms

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 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... 17 ms 46.1%
home/index 8 ms 21.7%
SELECT * FROM users WHERE id = ? 25 ms 67.8%
users#create 37 ms 100.0%