Request Details

Route
/ GET
Timestamp
Sep 20, 2026 12:01 AM
Duration
66.24 ms
Status
201
Response Size
14 KB
Error
No

Performance Breakdown

Database
8.6% (4 queries)
View Rendering
24.7%
Application Logic
66.6%
Other Operations
0.0%
Total Operations
14
Slowest Operation
66.24 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 124.3ms 248.6ms 372.9ms 497.2ms

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 21 ms 31.7%
home#index 66 ms 100.0%
home/index 40 ms 60.4%
posts/show 32 ms 48.3%
users/index 22 ms 33.2%
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... 18 ms 27.2%
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 > ? 4 ms 6.0%
home#index 66 ms 100.0%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 4 ms 6.0%
home#index 66 ms 100.0%
home#index 66 ms 100.0%
home#index 66 ms 100.0%
posts/show 8 ms 12.1%
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... 17 ms 25.7%