Request Details

Route
/up GET
Timestamp
Sep 10, 2026 9:16 AM
Duration
30.0 ms
Status
201
Response Size
100 Bytes
Error
No

Performance Breakdown

Database
17.3% (3 queries)
View Rendering
32.4%
Application Logic
50.3%
Other Operations
0.0%
Total Operations
8
Slowest Operation
35.0 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 44.8ms 89.5ms 134.3ms 179.0ms

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
rails/health#show 30 ms 100.0%
SELECT * FROM posts WHERE created_at > ? 4 ms 13.3%
rails/health#show 30 ms 100.0%
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 80.0%
layouts/application 35 ms 116.7%
UPDATE posts SET title = ?, content = ?, updated_at = ? WHERE id = ? 3 ms 10.0%
rails/health#show 30 ms 100.0%
posts/show 23 ms 76.7%