Request Details

Route
/posts/:id PUT
Timestamp
Sep 22, 2026 8:57 PM
Duration
38.92 ms
Status
200
Response Size
15 KB
Error
No

Performance Breakdown

Database
52.4% (3 queries)
View Rendering
47.6%
Application Logic
0.0%
Other Operations
0.0%
Total Operations
7
Slowest Operation
31.0 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
View
Database
0.0ms 36.8ms 73.5ms 110.3ms 147.0ms

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.*, 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... 20 ms 51.4%
posts/show 28 ms 71.9%
SELECT DISTINCT users.*, posts.*, comments.* FROM users, posts, comments WHERE users.id = posts.user_id AND posts.id = comments.post_id AND users.created_at > ? AND posts.created_at > ? AND comments.created_at > ? 31 ms 79.6%
users/index 18 ms 46.2%
INSERT INTO posts (user_id, title, content, published, created_at, updated_at) VALUES (?, ?, ?, ?, ?, ?) 26 ms 66.8%
layouts/application 11 ms 28.3%
posts/show 13 ms 33.4%