Request Details

Route
/posts/:id PUT
Timestamp
Sep 15, 2026 11:06 AM
Duration
57.46 ms
Status
204
Response Size
18 KB
Error
No

Performance Breakdown

Database
20.8% (3 queries)
View Rendering
5.8%
Application Logic
73.5%
Other Operations
0.0%
Total Operations
8
Slowest Operation
57.46 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 78.2ms 156.4ms 234.6ms 312.8ms

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... 14 ms 24.4%
posts#update 57 ms 100.0%
posts#update 57 ms 100.0%
users/index 18 ms 31.3%
posts#update 57 ms 100.0%
SELECT * FROM users WHERE id = ? 28 ms 48.7%
posts#update 57 ms 100.0%
SELECT COUNT(*) FROM comments WHERE post_id = ? 23 ms 40.0%