Request Details

Route
/up GET
Timestamp
Sep 22, 2026 10:26 PM
Duration
10.0 ms
Status
204
Response Size
179 Bytes
Error
No

Performance Breakdown

Database
75.0% (3 queries)
View Rendering
25.0%
Application Logic
0.0%
Other Operations
0.0%
Total Operations
5
Slowest Operation
24.0 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 17.0ms 34.0ms 51.0ms 68.0ms

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 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 > ? 4 ms 40.0%
posts/show 9 ms 90.0%
SELECT * FROM users WHERE id = ? 23 ms 230.0%
SELECT * FROM (SELECT users.id, users.name, users.email, COUNT(posts.id) as post_count FROM users LEFT JOIN posts ON users.id = posts.user_id WHERE users.active = ? GROUP BY users.id) as user_posts JOIN (SELECT user_id, COUNT(*) as comment_count FROM c... 24 ms 240.0%
posts/show 8 ms 80.0%