Request Details

Route
/up GET
Timestamp
Sep 14, 2026 5:20 AM
Duration
10.0 ms
Status
204
Response Size
152 Bytes
Error
No

Performance Breakdown

Database
31.9% (2 queries)
View Rendering
54.2%
Application Logic
13.9%
Other Operations
0.0%
Total Operations
4
Slowest Operation
39.0 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 18.0ms 36.0ms 54.0ms 72.0ms

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 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... 14 ms 140.0%
SELECT posts.title, posts.content, users.name FROM posts JOIN users ON posts.user_id = users.id WHERE posts.published = ? 9 ms 90.0%
posts/show 39 ms 390.0%
rails/health#show 10 ms 100.0%