Request Details

Route
/ GET
Timestamp
Sep 23, 2026 2:54 AM
Duration
47.25 ms
Status
200
Response Size
25 KB
Error
No

Performance Breakdown

Database
18.6% (3 queries)
View Rendering
44.7%
Application Logic
36.7%
Other Operations
0.0%
Total Operations
13
Slowest Operation
47.25 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 96.7ms 193.4ms 290.1ms 386.7ms

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
users/index 32 ms 67.7%
SELECT COUNT(*) FROM comments WHERE post_id = ? 33 ms 69.8%
layouts/application 31 ms 65.6%
home/index 21 ms 44.4%
posts/show 6 ms 12.7%
home#index 47 ms 100.0%
layouts/application 37 ms 78.3%
posts/show 38 ms 80.4%
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 > ? 25 ms 52.9%
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 > ? 14 ms 29.6%
home#index 47 ms 100.0%
home/index 8 ms 16.9%
home#index 47 ms 100.0%