Request Details

Route
/robots.txt GET
Timestamp
Sep 15, 2026 6:01 AM
Duration
10.0 ms
Status
200
Response Size
131 Bytes
Error
No

Performance Breakdown

Database
43.1% (3 queries)
View Rendering
50.9%
Application Logic
6.0%
Other Operations
0.0%
Total Operations
8
Slowest Operation
38.0 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 41.8ms 83.5ms 125.3ms 167.0ms

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
posts/show 38 ms 380.0%
home/index 13 ms 130.0%
users/index 13 ms 130.0%
robots.txt#index 10 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... 28 ms 280.0%
SELECT * FROM posts WHERE title LIKE ? AND content LIKE ? AND LOWER(title) LIKE ? AND UPPER(content) LIKE ? 35 ms 350.0%
posts/show 21 ms 210.0%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 9 ms 90.0%