Request Details

Route
/posts/:id PUT
Timestamp
Sep 23, 2026 2:38 AM
Duration
21.47 ms
Status
204
Response Size
4.9 KB
Error
No

Performance Breakdown

Database
3.2% (2 queries)
View Rendering
40.9%
Application Logic
55.8%
Other Operations
0.0%
Total Operations
8
Slowest Operation
39.0 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 38.5ms 76.9ms 115.4ms 153.9ms

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
posts#update 21 ms 100.0%
posts#update 21 ms 100.0%
layouts/application 39 ms 181.6%
SELECT posts.title, posts.content, users.name FROM posts JOIN users ON posts.user_id = users.id WHERE posts.published = ? 3 ms 14.0%
posts/show 24 ms 111.8%
posts#update 21 ms 100.0%
posts#update 21 ms 100.0%
UPDATE posts SET view_count = view_count + ? WHERE published = ? 2 ms 9.3%