Request Details

Route
/up GET
Timestamp
Sep 21, 2026 2:49 AM
Duration
10.0 ms
Status
200
Response Size
202 Bytes
Error
No

Performance Breakdown

Database
75.0% (5 queries)
View Rendering
0.0%
Application Logic
25.0%
Other Operations
0.0%
Total Operations
8
Slowest Operation
27.0 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
Database
0.0ms 30.0ms 60.0ms 90.0ms 120.0ms

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 10 ms 100.0%
SELECT * FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id LEFT JOIN tags ON posts.id = tags.post_id LEFT JOIN categories ON posts.category_id = categories.id WHERE users.active = ? AND posts.publi... 16 ms 160.0%
SELECT users.*, posts.*, comments.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, AVG(posts.view_count) as avg_views, MAX(comments.created_at) as latest_comment FROM users LEFT JOIN posts ON users.id = posts.use... 22 ms 220.0%
rails/health#show 10 ms 100.0%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 6 ms 60.0%
SELECT * FROM posts WHERE created_at > ? 27 ms 270.0%
rails/health#show 10 ms 100.0%
SELECT name FROM users 19 ms 190.0%