Request Details

Route
/ GET
Timestamp
Sep 17, 2026 4:17 PM
Duration
72.43 ms
Status
204
Response Size
25 KB
Error
No

Performance Breakdown

Database
12.0% (4 queries)
View Rendering
10.5%
Application Logic
77.5%
Other Operations
0.0%
Total Operations
13
Slowest Operation
72.43 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 140.1ms 280.3ms 420.4ms 560.6ms

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
home#index 72 ms 100.0%
SELECT * FROM posts WHERE created_at > ? 27 ms 37.3%
home#index 72 ms 100.0%
home#index 72 ms 100.0%
home#index 72 ms 100.0%
home#index 72 ms 100.0%
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... 12 ms 16.6%
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... 21 ms 29.0%
home#index 72 ms 100.0%
posts/show 18 ms 24.9%
SELECT * FROM posts WHERE created_at > ? 7 ms 9.7%
home/index 28 ms 38.7%
home/index 13 ms 17.9%