Request Details

Route
/posts/:id PUT
Timestamp
Sep 22, 2026 9:50 PM
Duration
33.19 ms
Status
201
Response Size
4.1 KB
Error
No

Performance Breakdown

Database
25.0% (3 queries)
View Rendering
44.4%
Application Logic
30.7%
Other Operations
0.0%
Total Operations
7
Slowest Operation
33.19 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 27.0ms 54.1ms 81.1ms 108.2ms

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.*, posts.*, comments.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, AVG(posts.view_count) as avg_views, MAX(comments.created_at) as latest_comment FROM users LEFT JOIN posts ON users.id = posts.use... 11 ms 33.1%
layouts/application 17 ms 51.2%
posts#update 33 ms 100.0%
users/index 17 ms 51.2%
UPDATE posts SET view_count = view_count + ? WHERE published = ? 9 ms 27.1%
SELECT COUNT(*) FROM comments WHERE post_id = ? 7 ms 21.1%
posts/show 14 ms 42.2%