Request Details

Route
/up GET
Timestamp
Sep 11, 2026 7:16 AM
Duration
30.0 ms
Status
200
Response Size
210 Bytes
Error
No

Performance Breakdown

Database
10.7% (2 queries)
View Rendering
35.7%
Application Logic
53.6%
Other Operations
0.0%
Total Operations
7
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 42.0ms 84.0ms 126.0ms 168.0ms

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 * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 3 ms 10.0%
rails/health#show 30 ms 100.0%
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... 15 ms 50.0%
layouts/application 25 ms 83.3%
home/index 35 ms 116.7%
rails/health#show 30 ms 100.0%