Request Details

Route
/posts/:id GET
Timestamp
Sep 09, 2026 10:50 PM
Duration
187.08 ms
Status
200
Response Size
14 KB
Error
No

Performance Breakdown

Database
17.9% (4 queries)
View Rendering
4.0%
Application Logic
78.1%
Other Operations
0.0%
Total Operations
7
Slowest Operation
187.08 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 119.8ms 239.6ms 359.4ms 479.2ms

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 name FROM users 16 ms 8.6%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 28 ms 15.0%
posts#show 187 ms 100.0%
posts#show 187 ms 100.0%
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... 24 ms 12.8%
posts/show 19 ms 10.2%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 18 ms 9.6%