Request Details

Route
/ GET
Timestamp
Sep 22, 2026 5:15 PM
Duration
63.39 ms
Status
201
Response Size
23 KB
Error
No

Performance Breakdown

Database
22.5% (6 queries)
View Rendering
8.8%
Application Logic
68.6%
Other Operations
0.0%
Total Operations
14
Slowest Operation
63.39 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 138.6ms 277.2ms 415.8ms 554.4ms

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 name FROM users 9 ms 14.2%
home#index 63 ms 100.0%
SELECT DISTINCT users.*, posts.*, comments.* FROM users, posts, comments WHERE users.id = posts.user_id AND posts.id = comments.post_id AND users.created_at > ? AND posts.created_at > ? AND comments.created_at > ? 23 ms 36.3%
home#index 63 ms 100.0%
posts/show 37 ms 58.4%
home#index 63 ms 100.0%
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... 24 ms 37.9%
home#index 63 ms 100.0%
SELECT * FROM posts WHERE created_at > ? 27 ms 42.6%
home#index 63 ms 100.0%
home#index 63 ms 100.0%
SELECT DISTINCT users.*, posts.*, comments.* FROM users, posts, comments WHERE users.id = posts.user_id AND posts.id = comments.post_id AND users.created_at > ? AND posts.created_at > ? AND comments.created_at > ? 30 ms 47.3%
SELECT * FROM posts WHERE created_at > ? 12 ms 18.9%
users/index 12 ms 18.9%