Request Details

Route
/posts/:id PUT
Timestamp
Sep 11, 2026 7:29 AM
Duration
42.13 ms
Status
204
Response Size
5.1 KB
Error
No

Performance Breakdown

Database
38.0% (4 queries)
View Rendering
34.8%
Application Logic
27.2%
Other Operations
0.0%
Total Operations
8
Slowest Operation
42.13 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 38.8ms 77.6ms 116.3ms 155.1ms

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
home/index 9 ms 21.4%
UPDATE posts SET title = ?, content = ?, updated_at = ? WHERE id = ? 3 ms 7.1%
posts#update 42 ms 100.0%
UPDATE posts SET title = ?, content = ?, updated_at = ? WHERE id = ? 21 ms 49.8%
users/index 27 ms 64.1%
SELECT users.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, SUM(posts.view_count) as total_views, AVG(posts.view_count) as avg_views, MIN(posts.created_at) as first_post, MAX(posts.created_at) as latest_post FR... 14 ms 33.2%
layouts/application 18 ms 42.7%
SELECT * FROM users WHERE id = ? 21 ms 49.8%